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Merge 5.4.165 into android11-5.4-lts

Browse Source 
Changes in 5.4.165
	serial: tegra: Change lower tolerance baud rate limit for tegra20 and tegra30
	ntfs: fix ntfs_test_inode and ntfs_init_locked_inode function type
	HID: quirks: Add quirk for the Microsoft Surface 3 type-cover
	HID: google: add eel USB id
	HID: add hid_is_usb() function to make it simpler for USB detection
	HID: add USB_HID dependancy to hid-prodikeys
	HID: add USB_HID dependancy to hid-chicony
	HID: add USB_HID dependancy on some USB HID drivers
	HID: bigbenff: prevent null pointer dereference
	HID: wacom: fix problems when device is not a valid USB device
	HID: check for valid USB device for many HID drivers
	can: kvaser_usb: get CAN clock frequency from device
	can: kvaser_pciefd: kvaser_pciefd_rx_error_frame(): increase correct stats->{rx,tx}_errors counter
	can: sja1000: fix use after free in ems_pcmcia_add_card()
	nfc: fix potential NULL pointer deref in nfc_genl_dump_ses_done
	selftests: netfilter: add a vrf+conntrack testcase
	vrf: don't run conntrack on vrf with !dflt qdisc
	bpf: Fix the off-by-two error in range markings
	ice: ignore dropped packets during init
	bonding: make tx_rebalance_counter an atomic
	nfp: Fix memory leak in nfp_cpp_area_cache_add()
	seg6: fix the iif in the IPv6 socket control block
	udp: using datalen to cap max gso segments
	iavf: restore MSI state on reset
	iavf: Fix reporting when setting descriptor count
	IB/hfi1: Correct guard on eager buffer deallocation
	mm: bdi: initialize bdi_min_ratio when bdi is unregistered
	ALSA: ctl: Fix copy of updated id with element read/write
	ALSA: hda/realtek - Add headset Mic support for Lenovo ALC897 platform
	ALSA: pcm: oss: Fix negative period/buffer sizes
	ALSA: pcm: oss: Limit the period size to 16MB
	ALSA: pcm: oss: Handle missing errors in snd_pcm_oss_change_params*()
	btrfs: clear extent buffer uptodate when we fail to write it
	btrfs: replace the BUG_ON in btrfs_del_root_ref with proper error handling
	nfsd: Fix nsfd startup race (again)
	tracefs: Have new files inherit the ownership of their parent
	clk: qcom: regmap-mux: fix parent clock lookup
	drm/syncobj: Deal with signalled fences in drm_syncobj_find_fence.
	can: pch_can: pch_can_rx_normal: fix use after free
	can: m_can: Disable and ignore ELO interrupt
	x86/sme: Explicitly map new EFI memmap table as encrypted
	libata: add horkage for ASMedia 1092
	wait: add wake_up_pollfree()
	binder: use wake_up_pollfree()
	signalfd: use wake_up_pollfree()
	aio: keep poll requests on waitqueue until completed
	aio: fix use-after-free due to missing POLLFREE handling
	tracefs: Set all files to the same group ownership as the mount option
	block: fix ioprio_get(IOPRIO_WHO_PGRP) vs setuid(2)
	qede: validate non LSO skb length
	ASoC: qdsp6: q6routing: Fix return value from msm_routing_put_audio_mixer
	i40e: Fix failed opcode appearing if handling messages from VF
	i40e: Fix pre-set max number of queues for VF
	mtd: rawnand: fsmc: Take instruction delay into account
	mtd: rawnand: fsmc: Fix timing computation
	dt-bindings: net: Reintroduce PHY no lane swap binding
	tools build: Remove needless libpython-version feature check that breaks test-all fast path
	net: cdc_ncm: Allow for dwNtbOutMaxSize to be unset or zero
	net: altera: set a couple error code in probe()
	net: fec: only clear interrupt of handling queue in fec_enet_rx_queue()
	net, neigh: clear whole pneigh_entry at alloc time
	net/qla3xxx: fix an error code in ql_adapter_up()
	selftests/fib_tests: Rework fib_rp_filter_test()
	USB: gadget: detect too-big endpoint 0 requests
	USB: gadget: zero allocate endpoint 0 buffers
	usb: core: config: fix validation of wMaxPacketValue entries
	xhci: Remove CONFIG_USB_DEFAULT_PERSIST to prevent xHCI from runtime suspending
	usb: core: config: using bit mask instead of individual bits
	xhci: avoid race between disable slot command and host runtime suspend
	iio: trigger: Fix reference counting
	iio: trigger: stm32-timer: fix MODULE_ALIAS
	iio: stk3310: Don't return error code in interrupt handler
	iio: mma8452: Fix trigger reference couting
	iio: ltr501: Don't return error code in trigger handler
	iio: kxsd9: Don't return error code in trigger handler
	iio: itg3200: Call iio_trigger_notify_done() on error
	iio: dln2-adc: Fix lockdep complaint
	iio: dln2: Check return value of devm_iio_trigger_register()
	iio: at91-sama5d2: Fix incorrect sign extension
	iio: adc: axp20x_adc: fix charging current reporting on AXP22x
	iio: ad7768-1: Call iio_trigger_notify_done() on error
	iio: accel: kxcjk-1013: Fix possible memory leak in probe and remove
	irqchip/armada-370-xp: Fix return value of armada_370_xp_msi_alloc()
	irqchip/armada-370-xp: Fix support for Multi-MSI interrupts
	irqchip/irq-gic-v3-its.c: Force synchronisation when issuing INVALL
	irqchip: nvic: Fix offset for Interrupt Priority Offsets
	misc: fastrpc: fix improper packet size calculation
	bpf: Add selftests to cover packet access corner cases
	Linux 5.4.165

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I756efb854dc947509cf712a292eab0bf72f32694
This commit is contained in:
Greg Kroah-Hartman
2021-12-14 15:19:08 +01:00
parent b2d37d0916 7f70428f01
commit a91f4fe26c
121 changed files with 1811 additions and 391 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
Documentation/devicetree/bindings/net/ethernet-phy.yaml
View File

@@ -87,6 +87,14 @@ properties:
compensate for the board being designed with the lanes
swapped.
enet-phy-lane-no-swap:
$ref: /schemas/types.yaml#/definitions/flag
description:
If set, indicates that PHY will disable swap of the
TX/RX lanes. This property allows the PHY to work correcly after
e.g. wrong bootstrap configuration caused by issues in PCB
layout design.
eee-broken-100tx:
$ref: /schemas/types.yaml#definitions/flag
description:

2
Makefile
View File

@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 4
SUBLEVEL = 164
SUBLEVEL = 165
EXTRAVERSION =
NAME = Kleptomaniac Octopus

1
arch/x86/Kconfig
View File

@@ -1992,6 +1992,7 @@ config EFI
depends on ACPI
select UCS2_STRING
select EFI_RUNTIME_WRAPPERS
select ARCH_USE_MEMREMAP_PROT
---help---
This enables the kernel to use EFI runtime services that are
available (such as the EFI variable services).

3
arch/x86/platform/efi/quirks.c
View File

@@ -279,7 +279,8 @@ void __init efi_arch_mem_reserve(phys_addr_t addr, u64 size)
return;
}
new = early_memremap(new_phys, new_size);
new = early_memremap_prot(new_phys, new_size,
pgprot_val(pgprot_encrypted(FIXMAP_PAGE_NORMAL)));
if (!new) {
pr_err("Failed to map new boot services memmap\n");
return;

3
block/ioprio.c
View File

@@ -207,6 +207,7 @@ SYSCALL_DEFINE2(ioprio_get, int, which, int, who)
pgrp = task_pgrp(current);
else
pgrp = find_vpid(who);
read_lock(&tasklist_lock);
do_each_pid_thread(pgrp, PIDTYPE_PGID, p) {
tmpio = get_task_ioprio(p);
if (tmpio < 0)
@@ -216,6 +217,8 @@ SYSCALL_DEFINE2(ioprio_get, int, which, int, who)
else
ret = ioprio_best(ret, tmpio);
} while_each_pid_thread(pgrp, PIDTYPE_PGID, p);
read_unlock(&tasklist_lock);
break;
case IOPRIO_WHO_USER:
uid = make_kuid(current_user_ns(), who);

21
drivers/android/binder.c
View File

@@ -4544,23 +4544,20 @@ static int binder_thread_release(struct binder_proc *proc,
__release(&t->lock);
/*
* If this thread used poll, make sure we remove the waitqueue
* from any epoll data structures holding it with POLLFREE.
* waitqueue_active() is safe to use here because we're holding
* the inner lock.
* If this thread used poll, make sure we remove the waitqueue from any
* poll data structures holding it.
*/
if ((thread->looper & BINDER_LOOPER_STATE_POLL) &&
waitqueue_active(&thread->wait)) {
wake_up_poll(&thread->wait, EPOLLHUP | POLLFREE);
}
if (thread->looper & BINDER_LOOPER_STATE_POLL)
wake_up_pollfree(&thread->wait);
binder_inner_proc_unlock(thread->proc);
/*
* This is needed to avoid races between wake_up_poll() above and
* and ep_remove_waitqueue() called for other reasons (eg the epoll file
* descriptor being closed); ep_remove_waitqueue() holds an RCU read
* lock, so we can be sure it's done after calling synchronize_rcu().
* This is needed to avoid races between wake_up_pollfree() above and
* someone else removing the last entry from the queue for other reasons
* (e.g. ep_remove_wait_queue() being called due to an epoll file
* descriptor being closed). Such other users hold an RCU read lock, so
* we can be sure they're done after we call synchronize_rcu().
*/
if (thread->looper & BINDER_LOOPER_STATE_POLL)
synchronize_rcu();

2
drivers/ata/libata-core.c
View File

@@ -4437,6 +4437,8 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
{ "VRFDFC22048UCHC-TE*", NULL, ATA_HORKAGE_NODMA },
/* Odd clown on sil3726/4726 PMPs */
{ "Config Disk", NULL, ATA_HORKAGE_DISABLE },
/* Similar story with ASMedia 1092 */
{ "ASMT109x- Config", NULL, ATA_HORKAGE_DISABLE },
/* Weird ATAPI devices */
{ "TORiSAN DVD-ROM DRD-N216", NULL, ATA_HORKAGE_MAX_SEC_128 },

2
drivers/clk/qcom/clk-regmap-mux.c
View File

@@ -28,7 +28,7 @@ static u8 mux_get_parent(struct clk_hw *hw)
val &= mask;
if (mux->parent_map)
return qcom_find_src_index(hw, mux->parent_map, val);
return qcom_find_cfg_index(hw, mux->parent_map, val);
return val;
}

12
drivers/clk/qcom/common.c
View File

@@ -69,6 +69,18 @@ int qcom_find_src_index(struct clk_hw *hw, const struct parent_map *map, u8 src)
}
EXPORT_SYMBOL_GPL(qcom_find_src_index);
int qcom_find_cfg_index(struct clk_hw *hw, const struct parent_map *map, u8 cfg)
{
int i, num_parents = clk_hw_get_num_parents(hw);
for (i = 0; i < num_parents; i++)
if (cfg == map[i].cfg)
return i;
return -ENOENT;
}
EXPORT_SYMBOL_GPL(qcom_find_cfg_index);
struct regmap *
qcom_cc_map(struct platform_device *pdev, const struct qcom_cc_desc *desc)
{

2
drivers/clk/qcom/common.h
View File

@@ -49,6 +49,8 @@ extern void
qcom_pll_set_fsm_mode(struct regmap *m, u32 reg, u8 bias_count, u8 lock_count);
extern int qcom_find_src_index(struct clk_hw *hw, const struct parent_map *map,
u8 src);
extern int qcom_find_cfg_index(struct clk_hw *hw, const struct parent_map *map,
u8 cfg);
extern int qcom_cc_register_board_clk(struct device *dev, const char *path,
const char *name, unsigned long rate);

11
drivers/gpu/drm/drm_syncobj.c
View File

@@ -329,8 +329,17 @@ int drm_syncobj_find_fence(struct drm_file *file_private,
if (*fence) {
ret = dma_fence_chain_find_seqno(fence, point);
if (!ret)
if (!ret) {
/* If the requested seqno is already signaled
* drm_syncobj_find_fence may return a NULL
* fence. To make sure the recipient gets
* signalled, use a new fence instead.
*/
if (!*fence)
*fence = dma_fence_get_stub();
goto out;
}
dma_fence_put(*fence);
} else {
ret = -EINVAL;

10
drivers/hid/Kconfig
View File

@@ -206,14 +206,14 @@ config HID_CHERRY
config HID_CHICONY
tristate "Chicony devices"
depends on HID
depends on USB_HID
default !EXPERT
---help---
Support for Chicony Tactical pad and special keys on Chicony keyboards.
config HID_CORSAIR
tristate "Corsair devices"
depends on HID && USB && LEDS_CLASS
depends on USB_HID && LEDS_CLASS
---help---
Support for Corsair devices that are not fully compliant with the
HID standard.
@@ -244,7 +244,7 @@ config HID_MACALLY
config HID_PRODIKEYS
tristate "Prodikeys PC-MIDI Keyboard support"
depends on HID && SND
depends on USB_HID && SND
select SND_RAWMIDI
---help---
Support for Prodikeys PC-MIDI Keyboard device support.
@@ -524,7 +524,7 @@ config HID_LENOVO
config HID_LOGITECH
tristate "Logitech devices"
depends on HID
depends on USB_HID
default !EXPERT
---help---
Support for Logitech devices that are not fully compliant with HID standard.
@@ -900,7 +900,7 @@ config HID_SAITEK
config HID_SAMSUNG
tristate "Samsung InfraRed remote control or keyboards"
depends on HID
depends on USB_HID
---help---
Support for Samsung InfraRed remote control or keyboards.

2
drivers/hid/hid-asus.c
View File

@@ -849,7 +849,7 @@ static int asus_probe(struct hid_device *hdev, const struct hid_device_id *id)
if (drvdata->quirks & QUIRK_IS_MULTITOUCH)
drvdata->tp = &asus_i2c_tp;
if (drvdata->quirks & QUIRK_T100_KEYBOARD) {
if ((drvdata->quirks & QUIRK_T100_KEYBOARD) && hid_is_usb(hdev)) {
struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
if (intf->altsetting->desc.bInterfaceNumber == T100_TPAD_INTF) {

2
drivers/hid/hid-bigbenff.c
View File

@@ -191,7 +191,7 @@ static void bigben_worker(struct work_struct *work)
struct bigben_device, worker);
struct hid_field *report_field = bigben->report->field[0];
if (bigben->removed)
if (bigben->removed || !report_field)
return;
if (bigben->work_led) {

8
drivers/hid/hid-chicony.c
View File

@@ -58,8 +58,12 @@ static int ch_input_mapping(struct hid_device *hdev, struct hid_input *hi,
static __u8 *ch_switch12_report_fixup(struct hid_device *hdev, __u8 *rdesc,
unsigned int *rsize)
{
struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
struct usb_interface *intf;
if (!hid_is_usb(hdev))
return rdesc;
intf = to_usb_interface(hdev->dev.parent);
if (intf->cur_altsetting->desc.bInterfaceNumber == 1) {
/* Change usage maximum and logical maximum from 0x7fff to
* 0x2fff, so they don't exceed HID_MAX_USAGES */

7
drivers/hid/hid-corsair.c
View File

@@ -553,7 +553,12 @@ static int corsair_probe(struct hid_device *dev, const struct hid_device_id *id)
int ret;
unsigned long quirks = id->driver_data;
struct corsair_drvdata *drvdata;
struct usb_interface *usbif = to_usb_interface(dev->dev.parent);
struct usb_interface *usbif;
if (!hid_is_usb(dev))
return -EINVAL;
usbif = to_usb_interface(dev->dev.parent);
drvdata = devm_kzalloc(&dev->dev, sizeof(struct corsair_drvdata),
GFP_KERNEL);

2
drivers/hid/hid-elan.c
View File

@@ -50,7 +50,7 @@ struct elan_drvdata {
static int is_not_elan_touchpad(struct hid_device *hdev)
{
if (hdev->bus == BUS_USB) {
if (hid_is_usb(hdev)) {
struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
return (intf->altsetting->desc.bInterfaceNumber !=

3
drivers/hid/hid-elo.c
View File

@@ -229,6 +229,9 @@ static int elo_probe(struct hid_device *hdev, const struct hid_device_id *id)
struct elo_priv *priv;
int ret;
if (!hid_is_usb(hdev))
return -EINVAL;
priv = kzalloc(sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;

2
drivers/hid/hid-google-hammer.c
View File

@@ -469,6 +469,8 @@ static int hammer_probe(struct hid_device *hdev,
static const struct hid_device_id hammer_devices[] = {
{ HID_DEVICE(BUS_USB, HID_GROUP_GENERIC,
USB_VENDOR_ID_GOOGLE, USB_DEVICE_ID_GOOGLE_DON) },
{ HID_DEVICE(BUS_USB, HID_GROUP_GENERIC,
USB_VENDOR_ID_GOOGLE, USB_DEVICE_ID_GOOGLE_EEL) },
{ HID_DEVICE(BUS_USB, HID_GROUP_GENERIC,
USB_VENDOR_ID_GOOGLE, USB_DEVICE_ID_GOOGLE_HAMMER) },
{ HID_DEVICE(BUS_USB, HID_GROUP_GENERIC,

9
drivers/hid/hid-holtek-kbd.c
View File

@@ -140,12 +140,17 @@ static int holtek_kbd_input_event(struct input_dev *dev, unsigned int type,
static int holtek_kbd_probe(struct hid_device *hdev,
const struct hid_device_id *id)
{
struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
int ret = hid_parse(hdev);
struct usb_interface *intf;
int ret;
if (!hid_is_usb(hdev))
return -EINVAL;
ret = hid_parse(hdev);
if (!ret)
ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
intf = to_usb_interface(hdev->dev.parent);
if (!ret && intf->cur_altsetting->desc.bInterfaceNumber == 1) {
struct hid_input *hidinput;
list_for_each_entry(hidinput, &hdev->inputs, list) {

9
drivers/hid/hid-holtek-mouse.c
View File

@@ -62,6 +62,14 @@ static __u8 *holtek_mouse_report_fixup(struct hid_device *hdev, __u8 *rdesc,
return rdesc;
}
static int holtek_mouse_probe(struct hid_device *hdev,
const struct hid_device_id *id)
{
if (!hid_is_usb(hdev))
return -EINVAL;
return 0;
}
static const struct hid_device_id holtek_mouse_devices[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT,
USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A067) },
@@ -83,6 +91,7 @@ static struct hid_driver holtek_mouse_driver = {
.name = "holtek_mouse",
.id_table = holtek_mouse_devices,
.report_fixup = holtek_mouse_report_fixup,
.probe = holtek_mouse_probe,
};
module_hid_driver(holtek_mouse_driver);

2
drivers/hid/hid-ids.h
View File

@@ -489,6 +489,7 @@
#define USB_DEVICE_ID_GOOGLE_MAGNEMITE 0x503d
#define USB_DEVICE_ID_GOOGLE_MOONBALL 0x5044
#define USB_DEVICE_ID_GOOGLE_DON 0x5050
#define USB_DEVICE_ID_GOOGLE_EEL 0x5057
#define USB_VENDOR_ID_GOTOP 0x08f2
#define USB_DEVICE_ID_SUPER_Q2 0x007f
@@ -858,6 +859,7 @@
#define USB_DEVICE_ID_MS_TOUCH_COVER_2 0x07a7
#define USB_DEVICE_ID_MS_TYPE_COVER_2 0x07a9
#define USB_DEVICE_ID_MS_POWER_COVER 0x07da
#define USB_DEVICE_ID_MS_SURFACE3_COVER 0x07de
#define USB_DEVICE_ID_MS_XBOX_ONE_S_CONTROLLER 0x02fd
#define USB_DEVICE_ID_MS_PIXART_MOUSE 0x00cb
#define SPI_DEVICE_ID_MS_SURFACE_D6_0 0x0c1d

10
drivers/hid/hid-lg.c
View File

@@ -769,12 +769,18 @@ static int lg_raw_event(struct hid_device *hdev, struct hid_report *report,
static int lg_probe(struct hid_device *hdev, const struct hid_device_id *id)
{
struct usb_interface *iface = to_usb_interface(hdev->dev.parent);
__u8 iface_num = iface->cur_altsetting->desc.bInterfaceNumber;
struct usb_interface *iface;
__u8 iface_num;
unsigned int connect_mask = HID_CONNECT_DEFAULT;
struct lg_drv_data *drv_data;
int ret;
if (!hid_is_usb(hdev))
return -EINVAL;
iface = to_usb_interface(hdev->dev.parent);
iface_num = iface->cur_altsetting->desc.bInterfaceNumber;
/* G29 only work with the 1st interface */
if ((hdev->product == USB_DEVICE_ID_LOGITECH_G29_WHEEL) &&
(iface_num != 0)) {

2
drivers/hid/hid-logitech-dj.c
View File

@@ -1686,7 +1686,7 @@ static int logi_dj_probe(struct hid_device *hdev,
case recvr_type_27mhz: no_dj_interfaces = 2; break;
case recvr_type_bluetooth: no_dj_interfaces = 2; break;
}
if (hid_is_using_ll_driver(hdev, &usb_hid_driver)) {
if (hid_is_usb(hdev)) {
intf = to_usb_interface(hdev->dev.parent);
if (intf && intf->altsetting->desc.bInterfaceNumber >=
no_dj_interfaces) {

10
drivers/hid/hid-prodikeys.c
View File

@@ -798,12 +798,18 @@ static int pk_raw_event(struct hid_device *hdev, struct hid_report *report,
static int pk_probe(struct hid_device *hdev, const struct hid_device_id *id)
{
int ret;
struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
unsigned short ifnum = intf->cur_altsetting->desc.bInterfaceNumber;
struct usb_interface *intf;
unsigned short ifnum;
unsigned long quirks = id->driver_data;
struct pk_device *pk;
struct pcmidi_snd *pm = NULL;
if (!hid_is_usb(hdev))
return -EINVAL;
intf = to_usb_interface(hdev->dev.parent);
ifnum = intf->cur_altsetting->desc.bInterfaceNumber;
pk = kzalloc(sizeof(*pk), GFP_KERNEL);
if (pk == NULL) {
hid_err(hdev, "can't alloc descriptor\n");

1
drivers/hid/hid-quirks.c
View File

@@ -124,6 +124,7 @@ static const struct hid_device_id hid_quirks[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_MCS, USB_DEVICE_ID_MCS_GAMEPADBLOCK), HID_QUIRK_MULTI_INPUT },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PIXART_MOUSE), HID_QUIRK_ALWAYS_POLL },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_POWER_COVER), HID_QUIRK_NO_INIT_REPORTS },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_SURFACE3_COVER), HID_QUIRK_NO_INIT_REPORTS },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_SURFACE_PRO_2), HID_QUIRK_NO_INIT_REPORTS },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TOUCH_COVER_2), HID_QUIRK_NO_INIT_REPORTS },
{ HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_2), HID_QUIRK_NO_INIT_REPORTS },

3
drivers/hid/hid-roccat-arvo.c
View File

@@ -344,6 +344,9 @@ static int arvo_probe(struct hid_device *hdev,
{
int retval;
if (!hid_is_usb(hdev))
return -EINVAL;
retval = hid_parse(hdev);
if (retval) {
hid_err(hdev, "parse failed\n");

3
drivers/hid/hid-roccat-isku.c
View File

@@ -324,6 +324,9 @@ static int isku_probe(struct hid_device *hdev,
{
int retval;
if (!hid_is_usb(hdev))
return -EINVAL;
retval = hid_parse(hdev);
if (retval) {
hid_err(hdev, "parse failed\n");

3
drivers/hid/hid-roccat-kone.c
View File

@@ -749,6 +749,9 @@ static int kone_probe(struct hid_device *hdev, const struct hid_device_id *id)
{
int retval;
if (!hid_is_usb(hdev))
return -EINVAL;
retval = hid_parse(hdev);
if (retval) {
hid_err(hdev, "parse failed\n");

3
drivers/hid/hid-roccat-koneplus.c
View File

@@ -431,6 +431,9 @@ static int koneplus_probe(struct hid_device *hdev,
{
int retval;
if (!hid_is_usb(hdev))
return -EINVAL;
retval = hid_parse(hdev);
if (retval) {
hid_err(hdev, "parse failed\n");

3
drivers/hid/hid-roccat-konepure.c
View File

@@ -133,6 +133,9 @@ static int konepure_probe(struct hid_device *hdev,
{
int retval;
if (!hid_is_usb(hdev))
return -EINVAL;
retval = hid_parse(hdev);
if (retval) {
hid_err(hdev, "parse failed\n");

3
drivers/hid/hid-roccat-kovaplus.c
View File

@@ -501,6 +501,9 @@ static int kovaplus_probe(struct hid_device *hdev,
{
int retval;
if (!hid_is_usb(hdev))
return -EINVAL;
retval = hid_parse(hdev);
if (retval) {
hid_err(hdev, "parse failed\n");

3
drivers/hid/hid-roccat-lua.c
View File

@@ -160,6 +160,9 @@ static int lua_probe(struct hid_device *hdev,
{
int retval;
if (!hid_is_usb(hdev))
return -EINVAL;
retval = hid_parse(hdev);
if (retval) {
hid_err(hdev, "parse failed\n");

3
drivers/hid/hid-roccat-pyra.c
View File

@@ -449,6 +449,9 @@ static int pyra_probe(struct hid_device *hdev, const struct hid_device_id *id)
{
int retval;
if (!hid_is_usb(hdev))
return -EINVAL;
retval = hid_parse(hdev);
if (retval) {
hid_err(hdev, "parse failed\n");

3
drivers/hid/hid-roccat-ryos.c
View File

@@ -141,6 +141,9 @@ static int ryos_probe(struct hid_device *hdev,
{
int retval;
if (!hid_is_usb(hdev))
return -EINVAL;
retval = hid_parse(hdev);
if (retval) {
hid_err(hdev, "parse failed\n");

3
drivers/hid/hid-roccat-savu.c
View File

@@ -113,6 +113,9 @@ static int savu_probe(struct hid_device *hdev,
{
int retval;
if (!hid_is_usb(hdev))
return -EINVAL;
retval = hid_parse(hdev);
if (retval) {
hid_err(hdev, "parse failed\n");

3
drivers/hid/hid-samsung.c
View File

@@ -152,6 +152,9 @@ static int samsung_probe(struct hid_device *hdev,
int ret;
unsigned int cmask = HID_CONNECT_DEFAULT;
if (!hid_is_usb(hdev))
return -EINVAL;
ret = hid_parse(hdev);
if (ret) {
hid_err(hdev, "parse failed\n");

2
drivers/hid/hid-u2fzero.c
View File

@@ -290,7 +290,7 @@ static int u2fzero_probe(struct hid_device *hdev,
unsigned int minor;
int ret;
if (!hid_is_using_ll_driver(hdev, &usb_hid_driver))
if (!hid_is_usb(hdev))
return -EINVAL;
dev = devm_kzalloc(&hdev->dev, sizeof(*dev), GFP_KERNEL);

3
drivers/hid/hid-uclogic-core.c
View File

@@ -164,6 +164,9 @@ static int uclogic_probe(struct hid_device *hdev,
struct uclogic_drvdata *drvdata = NULL;
bool params_initialized = false;
if (!hid_is_usb(hdev))
return -EINVAL;
/*
* libinput requires the pad interface to be on a different node
* than the pen, so use QUIRK_MULTI_INPUT for all tablets.

3
drivers/hid/hid-uclogic-params.c
View File

@@ -841,8 +841,7 @@ int uclogic_params_init(struct uclogic_params *params,
struct uclogic_params p = {0, };
/* Check arguments */
if (params == NULL || hdev == NULL ||
!hid_is_using_ll_driver(hdev, &usb_hid_driver)) {
if (params == NULL || hdev == NULL || !hid_is_usb(hdev)) {
rc = -EINVAL;
goto cleanup;
}

19
drivers/hid/wacom_sys.c
View File

@@ -726,7 +726,7 @@ static void wacom_retrieve_hid_descriptor(struct hid_device *hdev,
* Skip the query for this type and modify defaults based on
* interface number.
*/
if (features->type == WIRELESS) {
if (features->type == WIRELESS && intf) {
if (intf->cur_altsetting->desc.bInterfaceNumber == 0)
features->device_type = WACOM_DEVICETYPE_WL_MONITOR;
else
@@ -2217,7 +2217,7 @@ static void wacom_update_name(struct wacom *wacom, const char *suffix)
if ((features->type == HID_GENERIC) && !strcmp("Wacom HID", features->name)) {
char *product_name = wacom->hdev->name;
if (hid_is_using_ll_driver(wacom->hdev, &usb_hid_driver)) {
if (hid_is_usb(wacom->hdev)) {
struct usb_interface *intf = to_usb_interface(wacom->hdev->dev.parent);
struct usb_device *dev = interface_to_usbdev(intf);
product_name = dev->product;
@@ -2448,6 +2448,9 @@ static void wacom_wireless_work(struct work_struct *work)
wacom_destroy_battery(wacom);
if (!usbdev)
return;
/* Stylus interface */
hdev1 = usb_get_intfdata(usbdev->config->interface[1]);
wacom1 = hid_get_drvdata(hdev1);
@@ -2727,8 +2730,6 @@ static void wacom_mode_change_work(struct work_struct *work)
static int wacom_probe(struct hid_device *hdev,
const struct hid_device_id *id)
{
struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
struct usb_device *dev = interface_to_usbdev(intf);
struct wacom *wacom;
struct wacom_wac *wacom_wac;
struct wacom_features *features;
@@ -2763,8 +2764,14 @@ static int wacom_probe(struct hid_device *hdev,
wacom_wac->hid_data.inputmode = -1;
wacom_wac->mode_report = -1;
wacom->usbdev = dev;
wacom->intf = intf;
if (hid_is_usb(hdev)) {
struct usb_interface *intf = to_usb_interface(hdev->dev.parent);
struct usb_device *dev = interface_to_usbdev(intf);
wacom->usbdev = dev;
wacom->intf = intf;
}
mutex_init(&wacom->lock);
INIT_DELAYED_WORK(&wacom->init_work, wacom_init_work);
INIT_WORK(&wacom->wireless_work, wacom_wireless_work);

5
drivers/iio/accel/kxcjk-1013.c
View File

@@ -1415,8 +1415,7 @@ static int kxcjk1013_probe(struct i2c_client *client,
return 0;
err_buffer_cleanup:
if (data->dready_trig)
iio_triggered_buffer_cleanup(indio_dev);
iio_triggered_buffer_cleanup(indio_dev);
err_trigger_unregister:
if (data->dready_trig)
iio_trigger_unregister(data->dready_trig);
@@ -1439,8 +1438,8 @@ static int kxcjk1013_remove(struct i2c_client *client)
pm_runtime_set_suspended(&client->dev);
pm_runtime_put_noidle(&client->dev);
iio_triggered_buffer_cleanup(indio_dev);
if (data->dready_trig) {
iio_triggered_buffer_cleanup(indio_dev);
iio_trigger_unregister(data->dready_trig);
iio_trigger_unregister(data->motion_trig);
}

6
drivers/iio/accel/kxsd9.c
View File

@@ -224,14 +224,14 @@ static irqreturn_t kxsd9_trigger_handler(int irq, void *p)
hw_values.chan,
sizeof(hw_values.chan));
if (ret) {
dev_err(st->dev,
"error reading data\n");
return ret;
dev_err(st->dev, "error reading data: %d\n", ret);
goto out;
}
iio_push_to_buffers_with_timestamp(indio_dev,
&hw_values,
iio_get_time_ns(indio_dev));
out:
iio_trigger_notify_done(indio_dev->trig);
return IRQ_HANDLED;

2
drivers/iio/accel/mma8452.c
View File

@@ -1473,7 +1473,7 @@ static int mma8452_trigger_setup(struct iio_dev *indio_dev)
if (ret)
return ret;
indio_dev->trig = trig;
indio_dev->trig = iio_trigger_get(trig);
return 0;
}

2
drivers/iio/adc/ad7768-1.c
View File

@@ -470,8 +470,8 @@ static irqreturn_t ad7768_trigger_handler(int irq, void *p)
iio_push_to_buffers_with_timestamp(indio_dev, &st->data.scan,
iio_get_time_ns(indio_dev));
iio_trigger_notify_done(indio_dev->trig);
err_unlock:
iio_trigger_notify_done(indio_dev->trig);
mutex_unlock(&st->lock);
return IRQ_HANDLED;

3
drivers/iio/adc/at91-sama5d2_adc.c
View File

@@ -1369,7 +1369,8 @@ static int at91_adc_read_info_raw(struct iio_dev *indio_dev,
*val = st->conversion_value;
ret = at91_adc_adjust_val_osr(st, val);
if (chan->scan_type.sign == 's')
*val = sign_extend32(*val, 11);
*val = sign_extend32(*val,
chan->scan_type.realbits - 1);
st->conversion_done = false;
}

18
drivers/iio/adc/axp20x_adc.c
View File

@@ -251,19 +251,8 @@ static int axp22x_adc_raw(struct iio_dev *indio_dev,
struct iio_chan_spec const *chan, int *val)
{
struct axp20x_adc_iio *info = iio_priv(indio_dev);
int size;
/*
* N.B.: Unlike the Chinese datasheets tell, the charging current is
* stored on 12 bits, not 13 bits. Only discharging current is on 13
* bits.
*/
if (chan->type == IIO_CURRENT && chan->channel == AXP22X_BATT_DISCHRG_I)
size = 13;
else
size = 12;
*val = axp20x_read_variable_width(info->regmap, chan->address, size);
*val = axp20x_read_variable_width(info->regmap, chan->address, 12);
if (*val < 0)
return *val;
@@ -386,9 +375,8 @@ static int axp22x_adc_scale(struct iio_chan_spec const *chan, int *val,
return IIO_VAL_INT_PLUS_MICRO;
case IIO_CURRENT:
*val = 0;
*val2 = 500000;
return IIO_VAL_INT_PLUS_MICRO;
*val = 1;
return IIO_VAL_INT;
case IIO_TEMP:
*val = 100;

21
drivers/iio/adc/dln2-adc.c
View File

@@ -248,7 +248,6 @@ static int dln2_adc_set_chan_period(struct dln2_adc *dln2,
static int dln2_adc_read(struct dln2_adc *dln2, unsigned int channel)
{
int ret, i;
struct iio_dev *indio_dev = platform_get_drvdata(dln2->pdev);
u16 conflict;
__le16 value;
int olen = sizeof(value);
@@ -257,13 +256,9 @@ static int dln2_adc_read(struct dln2_adc *dln2, unsigned int channel)
.chan = channel,
};
ret = iio_device_claim_direct_mode(indio_dev);
if (ret < 0)
return ret;
ret = dln2_adc_set_chan_enabled(dln2, channel, true);
if (ret < 0)
goto release_direct;
return ret;
ret = dln2_adc_set_port_enabled(dln2, true, &conflict);
if (ret < 0) {
@@ -300,8 +295,6 @@ disable_port:
dln2_adc_set_port_enabled(dln2, false, NULL);
disable_chan:
dln2_adc_set_chan_enabled(dln2, channel, false);
release_direct:
iio_device_release_direct_mode(indio_dev);
return ret;
}
@@ -337,10 +330,16 @@ static int dln2_adc_read_raw(struct iio_dev *indio_dev,
switch (mask) {
case IIO_CHAN_INFO_RAW:
ret = iio_device_claim_direct_mode(indio_dev);
if (ret < 0)
return ret;
mutex_lock(&dln2->mutex);
ret = dln2_adc_read(dln2, chan->channel);
mutex_unlock(&dln2->mutex);
iio_device_release_direct_mode(indio_dev);
if (ret < 0)
return ret;
@@ -666,7 +665,11 @@ static int dln2_adc_probe(struct platform_device *pdev)
return -ENOMEM;
}
iio_trigger_set_drvdata(dln2->trig, dln2);
devm_iio_trigger_register(dev, dln2->trig);
ret = devm_iio_trigger_register(dev, dln2->trig);
if (ret) {
dev_err(dev, "failed to register trigger: %d\n", ret);
return ret;
}
iio_trigger_set_immutable(indio_dev, dln2->trig);
ret = devm_iio_triggered_buffer_setup(dev, indio_dev, NULL,

2
drivers/iio/gyro/itg3200_buffer.c
View File

@@ -61,9 +61,9 @@ static irqreturn_t itg3200_trigger_handler(int irq, void *p)
iio_push_to_buffers_with_timestamp(indio_dev, &scan, pf->timestamp);
error_ret:
iio_trigger_notify_done(indio_dev->trig);
error_ret:
return IRQ_HANDLED;
}

1
drivers/iio/industrialio-trigger.c
View File

@@ -549,7 +549,6 @@ static struct iio_trigger *viio_trigger_alloc(const char *fmt, va_list vargs)
irq_modify_status(trig->subirq_base + i,
IRQ_NOREQUEST | IRQ_NOAUTOEN, IRQ_NOPROBE);
}
get_device(&trig->dev);
return trig;

2
drivers/iio/light/ltr501.c
View File

@@ -1272,7 +1272,7 @@ static irqreturn_t ltr501_trigger_handler(int irq, void *p)
ret = regmap_bulk_read(data->regmap, LTR501_ALS_DATA1,
(u8 *)als_buf, sizeof(als_buf));
if (ret < 0)
return ret;
goto done;
if (test_bit(0, indio_dev->active_scan_mask))
scan.channels[j++] = le16_to_cpu(als_buf[1]);
if (test_bit(1, indio_dev->active_scan_mask))

6
drivers/iio/light/stk3310.c
View File

@@ -544,9 +544,8 @@ static irqreturn_t stk3310_irq_event_handler(int irq, void *private)
mutex_lock(&data->lock);
ret = regmap_field_read(data->reg_flag_nf, &dir);
if (ret < 0) {
dev_err(&data->client->dev, "register read failed\n");
mutex_unlock(&data->lock);
return ret;
dev_err(&data->client->dev, "register read failed: %d\n", ret);
goto out;
}
event = IIO_UNMOD_EVENT_CODE(IIO_PROXIMITY, 1,
IIO_EV_TYPE_THRESH,
@@ -558,6 +557,7 @@ static irqreturn_t stk3310_irq_event_handler(int irq, void *private)
ret = regmap_field_write(data->reg_flag_psint, 0);
if (ret < 0)
dev_err(&data->client->dev, "failed to reset interrupts\n");
out:
mutex_unlock(&data->lock);
return IRQ_HANDLED;

2
drivers/iio/trigger/stm32-timer-trigger.c
View File

@@ -800,6 +800,6 @@ static struct platform_driver stm32_timer_trigger_driver = {
};
module_platform_driver(stm32_timer_trigger_driver);
MODULE_ALIAS("platform: stm32-timer-trigger");
MODULE_ALIAS("platform:stm32-timer-trigger");
MODULE_DESCRIPTION("STMicroelectronics STM32 Timer Trigger driver");
MODULE_LICENSE("GPL v2");

2
drivers/infiniband/hw/hfi1/init.c
View File

@@ -1175,7 +1175,7 @@ void hfi1_free_ctxtdata(struct hfi1_devdata *dd, struct hfi1_ctxtdata *rcd)
rcd->egrbufs.rcvtids = NULL;
for (e = 0; e < rcd->egrbufs.alloced; e++) {
if (rcd->egrbufs.buffers[e].dma)
if (rcd->egrbufs.buffers[e].addr)
dma_free_coherent(&dd->pcidev->dev,
rcd->egrbufs.buffers[e].len,
rcd->egrbufs.buffers[e].addr,

18
drivers/irqchip/irq-armada-370-xp.c
View File

@@ -232,17 +232,13 @@ static int armada_370_xp_msi_alloc(struct irq_domain *domain, unsigned int virq,
int hwirq, i;
mutex_lock(&msi_used_lock);
hwirq = bitmap_find_next_zero_area(msi_used, PCI_MSI_DOORBELL_NR,
0, nr_irqs, 0);
if (hwirq >= PCI_MSI_DOORBELL_NR) {
mutex_unlock(&msi_used_lock);
return -ENOSPC;
}
bitmap_set(msi_used, hwirq, nr_irqs);
hwirq = bitmap_find_free_region(msi_used, PCI_MSI_DOORBELL_NR,
order_base_2(nr_irqs));
mutex_unlock(&msi_used_lock);
if (hwirq < 0)
return -ENOSPC;
for (i = 0; i < nr_irqs; i++) {
irq_domain_set_info(domain, virq + i, hwirq + i,
&armada_370_xp_msi_bottom_irq_chip,
@@ -250,7 +246,7 @@ static int armada_370_xp_msi_alloc(struct irq_domain *domain, unsigned int virq,
NULL, NULL);
}
return hwirq;
return 0;
}
static void armada_370_xp_msi_free(struct irq_domain *domain,
@@ -259,7 +255,7 @@ static void armada_370_xp_msi_free(struct irq_domain *domain,
struct irq_data *d = irq_domain_get_irq_data(domain, virq);
mutex_lock(&msi_used_lock);
bitmap_clear(msi_used, d->hwirq, nr_irqs);
bitmap_release_region(msi_used, d->hwirq, order_base_2(nr_irqs));
mutex_unlock(&msi_used_lock);
}

2
drivers/irqchip/irq-gic-v3-its.c
View File

@@ -574,7 +574,7 @@ static struct its_collection *its_build_invall_cmd(struct its_node *its,
its_fixup_cmd(cmd);
return NULL;
return desc->its_invall_cmd.col;
}
static struct its_vpe *its_build_vinvall_cmd(struct its_node *its,

2
drivers/irqchip/irq-nvic.c
View File

@@ -26,7 +26,7 @@
#define NVIC_ISER 0x000
#define NVIC_ICER 0x080
#define NVIC_IPR 0x300
#define NVIC_IPR 0x400
#define NVIC_MAX_BANKS 16
/*

10
drivers/misc/fastrpc.c
View File

@@ -693,16 +693,18 @@ static int fastrpc_get_meta_size(struct fastrpc_invoke_ctx *ctx)
static u64 fastrpc_get_payload_size(struct fastrpc_invoke_ctx *ctx, int metalen)
{
u64 size = 0;
int i;
int oix;
size = ALIGN(metalen, FASTRPC_ALIGN);
for (i = 0; i < ctx->nscalars; i++) {
for (oix = 0; oix < ctx->nbufs; oix++) {
int i = ctx->olaps[oix].raix;
if (ctx->args[i].fd == 0 || ctx->args[i].fd == -1) {
if (ctx->olaps[i].offset == 0)
if (ctx->olaps[oix].offset == 0)
size = ALIGN(size, FASTRPC_ALIGN);
size += (ctx->olaps[i].mend - ctx->olaps[i].mstart);
size += (ctx->olaps[oix].mend - ctx->olaps[oix].mstart);
}
}

36
drivers/mtd/nand/raw/fsmc_nand.c
View File

@@ -15,6 +15,7 @@
#include <linux/clk.h>
#include <linux/completion.h>
#include <linux/delay.h>
#include <linux/dmaengine.h>
#include <linux/dma-direction.h>
#include <linux/dma-mapping.h>
@@ -93,6 +94,14 @@
#define FSMC_BUSY_WAIT_TIMEOUT (1 * HZ)
/*
* According to SPEAr300 Reference Manual (RM0082)
* TOUDEL = 7ns (Output delay from the flip-flops to the board)
* TINDEL = 5ns (Input delay from the board to the flipflop)
*/
#define TOUTDEL 7000
#define TINDEL 5000
struct fsmc_nand_timings {
u8 tclr;
u8 tar;
@@ -277,7 +286,7 @@ static int fsmc_calc_timings(struct fsmc_nand_data *host,
{
unsigned long hclk = clk_get_rate(host->clk);
unsigned long hclkn = NSEC_PER_SEC / hclk;
u32 thiz, thold, twait, tset;
u32 thiz, thold, twait, tset, twait_min;
if (sdrt->tRC_min < 30000)
return -EOPNOTSUPP;
@@ -309,13 +318,6 @@ static int fsmc_calc_timings(struct fsmc_nand_data *host,
else if (tims->thold > FSMC_THOLD_MASK)
tims->thold = FSMC_THOLD_MASK;
twait = max(sdrt->tRP_min, sdrt->tWP_min);
tims->twait = DIV_ROUND_UP(twait / 1000, hclkn) - 1;
if (tims->twait == 0)
tims->twait = 1;
else if (tims->twait > FSMC_TWAIT_MASK)
tims->twait = FSMC_TWAIT_MASK;
tset = max(sdrt->tCS_min - sdrt->tWP_min,
sdrt->tCEA_max - sdrt->tREA_max);
tims->tset = DIV_ROUND_UP(tset / 1000, hclkn) - 1;
@@ -324,6 +326,21 @@ static int fsmc_calc_timings(struct fsmc_nand_data *host,
else if (tims->tset > FSMC_TSET_MASK)
tims->tset = FSMC_TSET_MASK;
/*
* According to SPEAr300 Reference Manual (RM0082) which gives more
* information related to FSMSC timings than the SPEAr600 one (RM0305),
* twait >= tCEA - (tset * TCLK) + TOUTDEL + TINDEL
*/
twait_min = sdrt->tCEA_max - ((tims->tset + 1) * hclkn * 1000)
+ TOUTDEL + TINDEL;
twait = max3(sdrt->tRP_min, sdrt->tWP_min, twait_min);
tims->twait = DIV_ROUND_UP(twait / 1000, hclkn) - 1;
if (tims->twait == 0)
tims->twait = 1;
else if (tims->twait > FSMC_TWAIT_MASK)
tims->twait = FSMC_TWAIT_MASK;
return 0;
}
@@ -650,6 +667,9 @@ static int fsmc_exec_op(struct nand_chip *chip, const struct nand_operation *op,
instr->ctx.waitrdy.timeout_ms);
break;
}
if (instr->delay_ns)
ndelay(instr->delay_ns);
}
return ret;

14
drivers/net/bonding/bond_alb.c
View File

@@ -1514,14 +1514,14 @@ void bond_alb_monitor(struct work_struct *work)
struct slave *slave;
if (!bond_has_slaves(bond)) {
bond_info->tx_rebalance_counter = 0;
atomic_set(&bond_info->tx_rebalance_counter, 0);
bond_info->lp_counter = 0;
goto re_arm;
}
rcu_read_lock();
bond_info->tx_rebalance_counter++;
atomic_inc(&bond_info->tx_rebalance_counter);
bond_info->lp_counter++;
/* send learning packets */
@@ -1543,7 +1543,7 @@ void bond_alb_monitor(struct work_struct *work)
}
/* rebalance tx traffic */
if (bond_info->tx_rebalance_counter >= BOND_TLB_REBALANCE_TICKS) {
if (atomic_read(&bond_info->tx_rebalance_counter) >= BOND_TLB_REBALANCE_TICKS) {
bond_for_each_slave_rcu(bond, slave, iter) {
tlb_clear_slave(bond, slave, 1);
if (slave == rcu_access_pointer(bond->curr_active_slave)) {
@@ -1553,7 +1553,7 @@ void bond_alb_monitor(struct work_struct *work)
bond_info->unbalanced_load = 0;
}
}
bond_info->tx_rebalance_counter = 0;
atomic_set(&bond_info->tx_rebalance_counter, 0);
}
if (bond_info->rlb_enabled) {
@@ -1623,7 +1623,8 @@ int bond_alb_init_slave(struct bonding *bond, struct slave *slave)
tlb_init_slave(slave);
/* order a rebalance ASAP */
bond->alb_info.tx_rebalance_counter = BOND_TLB_REBALANCE_TICKS;
atomic_set(&bond->alb_info.tx_rebalance_counter,
BOND_TLB_REBALANCE_TICKS);
if (bond->alb_info.rlb_enabled)
bond->alb_info.rlb_rebalance = 1;
@@ -1660,7 +1661,8 @@ void bond_alb_handle_link_change(struct bonding *bond, struct slave *slave, char
rlb_clear_slave(bond, slave);
} else if (link == BOND_LINK_UP) {
/* order a rebalance ASAP */
bond_info->tx_rebalance_counter = BOND_TLB_REBALANCE_TICKS;
atomic_set(&bond_info->tx_rebalance_counter,
BOND_TLB_REBALANCE_TICKS);
if (bond->alb_info.rlb_enabled) {
bond->alb_info.rlb_rebalance = 1;
/* If the updelay module parameter is smaller than the

8
drivers/net/can/kvaser_pciefd.c
View File

@@ -248,6 +248,9 @@ MODULE_DESCRIPTION("CAN driver for Kvaser CAN/PCIe devices");
#define KVASER_PCIEFD_SPACK_EWLR BIT(23)
#define KVASER_PCIEFD_SPACK_EPLR BIT(24)
/* Kvaser KCAN_EPACK second word */
#define KVASER_PCIEFD_EPACK_DIR_TX BIT(0)
struct kvaser_pciefd;
struct kvaser_pciefd_can {
@@ -1283,7 +1286,10 @@ static int kvaser_pciefd_rx_error_frame(struct kvaser_pciefd_can *can,
can->err_rep_cnt++;
can->can.can_stats.bus_error++;
stats->rx_errors++;
if (p->header[1] & KVASER_PCIEFD_EPACK_DIR_TX)
stats->tx_errors++;
else
stats->rx_errors++;
can->bec.txerr = bec.txerr;
can->bec.rxerr = bec.rxerr;

14
drivers/net/can/m_can/m_can.c
View File

@@ -206,15 +206,15 @@ enum m_can_reg {
/* Interrupts for version 3.0.x */
#define IR_ERR_LEC_30X (IR_STE | IR_FOE | IR_ACKE | IR_BE | IR_CRCE)
#define IR_ERR_BUS_30X (IR_ERR_LEC_30X | IR_WDI | IR_ELO | IR_BEU | \
IR_BEC | IR_TOO | IR_MRAF | IR_TSW | IR_TEFL | \
IR_RF1L | IR_RF0L)
#define IR_ERR_BUS_30X (IR_ERR_LEC_30X | IR_WDI | IR_BEU | IR_BEC | \
IR_TOO | IR_MRAF | IR_TSW | IR_TEFL | IR_RF1L | \
IR_RF0L)
#define IR_ERR_ALL_30X (IR_ERR_STATE | IR_ERR_BUS_30X)
/* Interrupts for version >= 3.1.x */
#define IR_ERR_LEC_31X (IR_PED | IR_PEA)
#define IR_ERR_BUS_31X (IR_ERR_LEC_31X | IR_WDI | IR_ELO | IR_BEU | \
IR_BEC | IR_TOO | IR_MRAF | IR_TSW | IR_TEFL | \
IR_RF1L | IR_RF0L)
#define IR_ERR_BUS_31X (IR_ERR_LEC_31X | IR_WDI | IR_BEU | IR_BEC | \
IR_TOO | IR_MRAF | IR_TSW | IR_TEFL | IR_RF1L | \
IR_RF0L)
#define IR_ERR_ALL_31X (IR_ERR_STATE | IR_ERR_BUS_31X)
/* Interrupt Line Select (ILS) */
@@ -751,8 +751,6 @@ static void m_can_handle_other_err(struct net_device *dev, u32 irqstatus)
{
if (irqstatus & IR_WDI)
netdev_err(dev, "Message RAM Watchdog event due to missing READY\n");
if (irqstatus & IR_ELO)
netdev_err(dev, "Error Logging Overflow\n");
if (irqstatus & IR_BEU)
netdev_err(dev, "Bit Error Uncorrected\n");
if (irqstatus & IR_BEC)

2
drivers/net/can/pch_can.c
View File

@@ -692,11 +692,11 @@ static int pch_can_rx_normal(struct net_device *ndev, u32 obj_num, int quota)
cf->data[i + 1] = data_reg >> 8;
}
netif_receive_skb(skb);
rcv_pkts++;
stats->rx_packets++;
quota--;
stats->rx_bytes += cf->can_dlc;
netif_receive_skb(skb);
pch_fifo_thresh(priv, obj_num);
obj_num++;

7
drivers/net/can/sja1000/ems_pcmcia.c
View File

@@ -235,7 +235,12 @@ static int ems_pcmcia_add_card(struct pcmcia_device *pdev, unsigned long base)
free_sja1000dev(dev);
}
err = request_irq(dev->irq, &ems_pcmcia_interrupt, IRQF_SHARED,
if (!card->channels) {
err = -ENODEV;
goto failure_cleanup;
}
err = request_irq(pdev->irq, &ems_pcmcia_interrupt, IRQF_SHARED,
DRV_NAME, card);
if (!err)
return 0;

101
drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
View File

@@ -28,10 +28,6 @@
#include "kvaser_usb.h"
/* Forward declaration */
static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_dev_cfg;
#define CAN_USB_CLOCK 8000000
#define MAX_USBCAN_NET_DEVICES 2
/* Command header size */
@@ -80,6 +76,12 @@ static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_dev_cfg;
#define CMD_LEAF_LOG_MESSAGE 106
/* Leaf frequency options */
#define KVASER_USB_LEAF_SWOPTION_FREQ_MASK 0x60
#define KVASER_USB_LEAF_SWOPTION_FREQ_16_MHZ_CLK 0
#define KVASER_USB_LEAF_SWOPTION_FREQ_32_MHZ_CLK BIT(5)
#define KVASER_USB_LEAF_SWOPTION_FREQ_24_MHZ_CLK BIT(6)
/* error factors */
#define M16C_EF_ACKE BIT(0)
#define M16C_EF_CRCE BIT(1)
@@ -340,6 +342,50 @@ struct kvaser_usb_err_summary {
};
};
static const struct can_bittiming_const kvaser_usb_leaf_bittiming_const = {
.name = "kvaser_usb",
.tseg1_min = KVASER_USB_TSEG1_MIN,
.tseg1_max = KVASER_USB_TSEG1_MAX,
.tseg2_min = KVASER_USB_TSEG2_MIN,
.tseg2_max = KVASER_USB_TSEG2_MAX,
.sjw_max = KVASER_USB_SJW_MAX,
.brp_min = KVASER_USB_BRP_MIN,
.brp_max = KVASER_USB_BRP_MAX,
.brp_inc = KVASER_USB_BRP_INC,
};
static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_dev_cfg_8mhz = {
.clock = {
.freq = 8000000,
},
.timestamp_freq = 1,
.bittiming_const = &kvaser_usb_leaf_bittiming_const,
};
static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_dev_cfg_16mhz = {
.clock = {
.freq = 16000000,
},
.timestamp_freq = 1,
.bittiming_const = &kvaser_usb_leaf_bittiming_const,
};
static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_dev_cfg_24mhz = {
.clock = {
.freq = 24000000,
},
.timestamp_freq = 1,
.bittiming_const = &kvaser_usb_leaf_bittiming_const,
};
static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_dev_cfg_32mhz = {
.clock = {
.freq = 32000000,
},
.timestamp_freq = 1,
.bittiming_const = &kvaser_usb_leaf_bittiming_const,
};
static void *
kvaser_usb_leaf_frame_to_cmd(const struct kvaser_usb_net_priv *priv,
const struct sk_buff *skb, int *frame_len,
@@ -471,6 +517,27 @@ static int kvaser_usb_leaf_send_simple_cmd(const struct kvaser_usb *dev,
return rc;
}
static void kvaser_usb_leaf_get_software_info_leaf(struct kvaser_usb *dev,
const struct leaf_cmd_softinfo *softinfo)
{
u32 sw_options = le32_to_cpu(softinfo->sw_options);
dev->fw_version = le32_to_cpu(softinfo->fw_version);
dev->max_tx_urbs = le16_to_cpu(softinfo->max_outstanding_tx);
switch (sw_options & KVASER_USB_LEAF_SWOPTION_FREQ_MASK) {
case KVASER_USB_LEAF_SWOPTION_FREQ_16_MHZ_CLK:
dev->cfg = &kvaser_usb_leaf_dev_cfg_16mhz;
break;
case KVASER_USB_LEAF_SWOPTION_FREQ_24_MHZ_CLK:
dev->cfg = &kvaser_usb_leaf_dev_cfg_24mhz;
break;
case KVASER_USB_LEAF_SWOPTION_FREQ_32_MHZ_CLK:
dev->cfg = &kvaser_usb_leaf_dev_cfg_32mhz;
break;
}
}
static int kvaser_usb_leaf_get_software_info_inner(struct kvaser_usb *dev)
{
struct kvaser_cmd cmd;
@@ -486,14 +553,13 @@ static int kvaser_usb_leaf_get_software_info_inner(struct kvaser_usb *dev)
switch (dev->card_data.leaf.family) {
case KVASER_LEAF:
dev->fw_version = le32_to_cpu(cmd.u.leaf.softinfo.fw_version);
dev->max_tx_urbs =
le16_to_cpu(cmd.u.leaf.softinfo.max_outstanding_tx);
kvaser_usb_leaf_get_software_info_leaf(dev, &cmd.u.leaf.softinfo);
break;
case KVASER_USBCAN:
dev->fw_version = le32_to_cpu(cmd.u.usbcan.softinfo.fw_version);
dev->max_tx_urbs =
le16_to_cpu(cmd.u.usbcan.softinfo.max_outstanding_tx);
dev->cfg = &kvaser_usb_leaf_dev_cfg_8mhz;
break;
}
@@ -1225,24 +1291,11 @@ static int kvaser_usb_leaf_init_card(struct kvaser_usb *dev)
{
struct kvaser_usb_dev_card_data *card_data = &dev->card_data;
dev->cfg = &kvaser_usb_leaf_dev_cfg;
card_data->ctrlmode_supported |= CAN_CTRLMODE_3_SAMPLES;
return 0;
}
static const struct can_bittiming_const kvaser_usb_leaf_bittiming_const = {
.name = "kvaser_usb",
.tseg1_min = KVASER_USB_TSEG1_MIN,
.tseg1_max = KVASER_USB_TSEG1_MAX,
.tseg2_min = KVASER_USB_TSEG2_MIN,
.tseg2_max = KVASER_USB_TSEG2_MAX,
.sjw_max = KVASER_USB_SJW_MAX,
.brp_min = KVASER_USB_BRP_MIN,
.brp_max = KVASER_USB_BRP_MAX,
.brp_inc = KVASER_USB_BRP_INC,
};
static int kvaser_usb_leaf_set_bittiming(struct net_device *netdev)
{
struct kvaser_usb_net_priv *priv = netdev_priv(netdev);
@@ -1348,11 +1401,3 @@ const struct kvaser_usb_dev_ops kvaser_usb_leaf_dev_ops = {
.dev_read_bulk_callback = kvaser_usb_leaf_read_bulk_callback,
.dev_frame_to_cmd = kvaser_usb_leaf_frame_to_cmd,
};
static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_dev_cfg = {
.clock = {
.freq = CAN_USB_CLOCK,
},
.timestamp_freq = 1,
.bittiming_const = &kvaser_usb_leaf_bittiming_const,
};

9
drivers/net/ethernet/altera/altera_tse_main.c
View File

@@ -1431,16 +1431,19 @@ static int altera_tse_probe(struct platform_device *pdev)
priv->rxdescmem_busaddr = dma_res->start;
} else {
ret = -ENODEV;
goto err_free_netdev;
}
if (!dma_set_mask(priv->device, DMA_BIT_MASK(priv->dmaops->dmamask)))
if (!dma_set_mask(priv->device, DMA_BIT_MASK(priv->dmaops->dmamask))) {
dma_set_coherent_mask(priv->device,
DMA_BIT_MASK(priv->dmaops->dmamask));
else if (!dma_set_mask(priv->device, DMA_BIT_MASK(32)))
} else if (!dma_set_mask(priv->device, DMA_BIT_MASK(32))) {
dma_set_coherent_mask(priv->device, DMA_BIT_MASK(32));
else
} else {
ret = -EIO;
goto err_free_netdev;
}
/* MAC address space */
ret = request_and_map(pdev, "control_port", &control_port,

3
drivers/net/ethernet/freescale/fec.h
View File

@@ -373,6 +373,9 @@ struct bufdesc_ex {
#define FEC_ENET_WAKEUP ((uint)0x00020000) /* Wakeup request */
#define FEC_ENET_TXF (FEC_ENET_TXF_0 | FEC_ENET_TXF_1 | FEC_ENET_TXF_2)
#define FEC_ENET_RXF (FEC_ENET_RXF_0 | FEC_ENET_RXF_1 | FEC_ENET_RXF_2)
#define FEC_ENET_RXF_GET(X) (((X) == 0) ? FEC_ENET_RXF_0 : \
(((X) == 1) ? FEC_ENET_RXF_1 : \
FEC_ENET_RXF_2))
#define FEC_ENET_TS_AVAIL ((uint)0x00010000)
#define FEC_ENET_TS_TIMER ((uint)0x00008000)

2
drivers/net/ethernet/freescale/fec_main.c
View File

@@ -1444,7 +1444,7 @@ fec_enet_rx_queue(struct net_device *ndev, int budget, u16 queue_id)
break;
pkt_received++;
writel(FEC_ENET_RXF, fep->hwp + FEC_IEVENT);
writel(FEC_ENET_RXF_GET(queue_id), fep->hwp + FEC_IEVENT);
/* Check for errors. */
status ^= BD_ENET_RX_LAST;

75
drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
View File

@@ -1804,6 +1804,32 @@ static int i40e_vc_send_resp_to_vf(struct i40e_vf *vf,
return i40e_vc_send_msg_to_vf(vf, opcode, retval, NULL, 0);
}
/**
* i40e_sync_vf_state
* @vf: pointer to the VF info
* @state: VF state
*
* Called from a VF message to synchronize the service with a potential
* VF reset state
**/
static bool i40e_sync_vf_state(struct i40e_vf *vf, enum i40e_vf_states state)
{
int i;
/* When handling some messages, it needs VF state to be set.
* It is possible that this flag is cleared during VF reset,
* so there is a need to wait until the end of the reset to
* handle the request message correctly.
*/
for (i = 0; i < I40E_VF_STATE_WAIT_COUNT; i++) {
if (test_bit(state, &vf->vf_states))
return true;
usleep_range(10000, 20000);
}
return test_bit(state, &vf->vf_states);
}
/**
* i40e_vc_get_version_msg
* @vf: pointer to the VF info
@@ -1864,7 +1890,7 @@ static int i40e_vc_get_vf_resources_msg(struct i40e_vf *vf, u8 *msg)
size_t len = 0;
int ret;
if (!test_bit(I40E_VF_STATE_INIT, &vf->vf_states)) {
if (!i40e_sync_vf_state(vf, I40E_VF_STATE_INIT)) {
aq_ret = I40E_ERR_PARAM;
goto err;
}
@@ -2019,7 +2045,7 @@ static int i40e_vc_config_promiscuous_mode_msg(struct i40e_vf *vf, u8 *msg)
bool allmulti = false;
bool alluni = false;
if (!test_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states)) {
if (!i40e_sync_vf_state(vf, I40E_VF_STATE_ACTIVE)) {
aq_ret = I40E_ERR_PARAM;
goto err_out;
}
@@ -2107,7 +2133,7 @@ static int i40e_vc_config_queues_msg(struct i40e_vf *vf, u8 *msg)
struct i40e_vsi *vsi;
u16 num_qps_all = 0;
if (!test_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states)) {
if (!i40e_sync_vf_state(vf, I40E_VF_STATE_ACTIVE)) {
aq_ret = I40E_ERR_PARAM;
goto error_param;
}
@@ -2255,7 +2281,7 @@ static int i40e_vc_config_irq_map_msg(struct i40e_vf *vf, u8 *msg)
i40e_status aq_ret = 0;
int i;
if (!test_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states)) {
if (!i40e_sync_vf_state(vf, I40E_VF_STATE_ACTIVE)) {
aq_ret = I40E_ERR_PARAM;
goto error_param;
}
@@ -2427,7 +2453,7 @@ static int i40e_vc_disable_queues_msg(struct i40e_vf *vf, u8 *msg)
struct i40e_pf *pf = vf->pf;
i40e_status aq_ret = 0;
if (!test_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states)) {
if (!i40e_sync_vf_state(vf, I40E_VF_STATE_ACTIVE)) {
aq_ret = I40E_ERR_PARAM;
goto error_param;
}
@@ -2477,7 +2503,7 @@ static int i40e_vc_request_queues_msg(struct i40e_vf *vf, u8 *msg)
u8 cur_pairs = vf->num_queue_pairs;
struct i40e_pf *pf = vf->pf;
if (!test_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states))
if (!i40e_sync_vf_state(vf, I40E_VF_STATE_ACTIVE))
return -EINVAL;
if (req_pairs > I40E_MAX_VF_QUEUES) {
@@ -2523,7 +2549,7 @@ static int i40e_vc_get_stats_msg(struct i40e_vf *vf, u8 *msg)
memset(&stats, 0, sizeof(struct i40e_eth_stats));
if (!test_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states)) {
if (!i40e_sync_vf_state(vf, I40E_VF_STATE_ACTIVE)) {
aq_ret = I40E_ERR_PARAM;
goto error_param;
}
@@ -2632,7 +2658,7 @@ static int i40e_vc_add_mac_addr_msg(struct i40e_vf *vf, u8 *msg)
i40e_status ret = 0;
int i;
if (!test_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states) ||
if (!i40e_sync_vf_state(vf, I40E_VF_STATE_ACTIVE) ||
!i40e_vc_isvalid_vsi_id(vf, al->vsi_id)) {
ret = I40E_ERR_PARAM;
goto error_param;
@@ -2701,7 +2727,7 @@ static int i40e_vc_del_mac_addr_msg(struct i40e_vf *vf, u8 *msg)
i40e_status ret = 0;
int i;
if (!test_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states) ||
if (!i40e_sync_vf_state(vf, I40E_VF_STATE_ACTIVE) ||
!i40e_vc_isvalid_vsi_id(vf, al->vsi_id)) {
ret = I40E_ERR_PARAM;
goto error_param;
@@ -2840,7 +2866,7 @@ static int i40e_vc_remove_vlan_msg(struct i40e_vf *vf, u8 *msg)
i40e_status aq_ret = 0;
int i;
if (!test_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states) ||
if (!i40e_sync_vf_state(vf, I40E_VF_STATE_ACTIVE) ||
!i40e_vc_isvalid_vsi_id(vf, vfl->vsi_id)) {
aq_ret = I40E_ERR_PARAM;
goto error_param;
@@ -2960,9 +2986,9 @@ static int i40e_vc_config_rss_key(struct i40e_vf *vf, u8 *msg)
struct i40e_vsi *vsi = NULL;
i40e_status aq_ret = 0;
if (!test_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states) ||
if (!i40e_sync_vf_state(vf, I40E_VF_STATE_ACTIVE) ||
!i40e_vc_isvalid_vsi_id(vf, vrk->vsi_id) ||
(vrk->key_len != I40E_HKEY_ARRAY_SIZE)) {
vrk->key_len != I40E_HKEY_ARRAY_SIZE) {
aq_ret = I40E_ERR_PARAM;
goto err;
}
@@ -2991,9 +3017,9 @@ static int i40e_vc_config_rss_lut(struct i40e_vf *vf, u8 *msg)
i40e_status aq_ret = 0;
u16 i;
if (!test_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states) ||
if (!i40e_sync_vf_state(vf, I40E_VF_STATE_ACTIVE) ||
!i40e_vc_isvalid_vsi_id(vf, vrl->vsi_id) ||
(vrl->lut_entries != I40E_VF_HLUT_ARRAY_SIZE)) {
vrl->lut_entries != I40E_VF_HLUT_ARRAY_SIZE) {
aq_ret = I40E_ERR_PARAM;
goto err;
}
@@ -3026,7 +3052,7 @@ static int i40e_vc_get_rss_hena(struct i40e_vf *vf, u8 *msg)
i40e_status aq_ret = 0;
int len = 0;
if (!test_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states)) {
if (!i40e_sync_vf_state(vf, I40E_VF_STATE_ACTIVE)) {
aq_ret = I40E_ERR_PARAM;
goto err;
}
@@ -3062,7 +3088,7 @@ static int i40e_vc_set_rss_hena(struct i40e_vf *vf, u8 *msg)
struct i40e_hw *hw = &pf->hw;
i40e_status aq_ret = 0;
if (!test_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states)) {
if (!i40e_sync_vf_state(vf, I40E_VF_STATE_ACTIVE)) {
aq_ret = I40E_ERR_PARAM;
goto err;
}
@@ -3087,7 +3113,7 @@ static int i40e_vc_enable_vlan_stripping(struct i40e_vf *vf, u8 *msg)
i40e_status aq_ret = 0;
struct i40e_vsi *vsi;
if (!test_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states)) {
if (!i40e_sync_vf_state(vf, I40E_VF_STATE_ACTIVE)) {
aq_ret = I40E_ERR_PARAM;
goto err;
}
@@ -3113,7 +3139,7 @@ static int i40e_vc_disable_vlan_stripping(struct i40e_vf *vf, u8 *msg)
i40e_status aq_ret = 0;
struct i40e_vsi *vsi;
if (!test_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states)) {
if (!i40e_sync_vf_state(vf, I40E_VF_STATE_ACTIVE)) {
aq_ret = I40E_ERR_PARAM;
goto err;
}
@@ -3340,7 +3366,7 @@ static int i40e_vc_del_cloud_filter(struct i40e_vf *vf, u8 *msg)
i40e_status aq_ret = 0;
int i, ret;
if (!test_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states)) {
if (!i40e_sync_vf_state(vf, I40E_VF_STATE_ACTIVE)) {
aq_ret = I40E_ERR_PARAM;
goto err;
}
@@ -3471,7 +3497,7 @@ static int i40e_vc_add_cloud_filter(struct i40e_vf *vf, u8 *msg)
i40e_status aq_ret = 0;
int i, ret;
if (!test_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states)) {
if (!i40e_sync_vf_state(vf, I40E_VF_STATE_ACTIVE)) {
aq_ret = I40E_ERR_PARAM;
goto err_out;
}
@@ -3580,7 +3606,7 @@ static int i40e_vc_add_qch_msg(struct i40e_vf *vf, u8 *msg)
i40e_status aq_ret = 0;
u64 speed = 0;
if (!test_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states)) {
if (!i40e_sync_vf_state(vf, I40E_VF_STATE_ACTIVE)) {
aq_ret = I40E_ERR_PARAM;
goto err;
}
@@ -3687,11 +3713,6 @@ static int i40e_vc_add_qch_msg(struct i40e_vf *vf, u8 *msg)
/* set this flag only after making sure all inputs are sane */
vf->adq_enabled = true;
/* num_req_queues is set when user changes number of queues via ethtool
* and this causes issue for default VSI(which depends on this variable)
* when ADq is enabled, hence reset it.
*/
vf->num_req_queues = 0;
/* reset the VF in order to allocate resources */
i40e_vc_notify_vf_reset(vf);
@@ -3715,7 +3736,7 @@ static int i40e_vc_del_qch_msg(struct i40e_vf *vf, u8 *msg)
struct i40e_pf *pf = vf->pf;
i40e_status aq_ret = 0;
if (!test_bit(I40E_VF_STATE_ACTIVE, &vf->vf_states)) {
if (!i40e_sync_vf_state(vf, I40E_VF_STATE_ACTIVE)) {
aq_ret = I40E_ERR_PARAM;
goto err;
}

2
drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h
View File

@@ -19,6 +19,8 @@
#define I40E_MAX_VF_PROMISC_FLAGS 3
#define I40E_VF_STATE_WAIT_COUNT 20
/* Various queue ctrls */
enum i40e_queue_ctrl {
I40E_QUEUE_CTRL_UNKNOWN = 0,

43
drivers/net/ethernet/intel/iavf/iavf_ethtool.c
View File

@@ -612,23 +612,44 @@ static int iavf_set_ringparam(struct net_device *netdev,
if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
return -EINVAL;
new_tx_count = clamp_t(u32, ring->tx_pending,
IAVF_MIN_TXD,
IAVF_MAX_TXD);
new_tx_count = ALIGN(new_tx_count, IAVF_REQ_DESCRIPTOR_MULTIPLE);
if (ring->tx_pending > IAVF_MAX_TXD ||
ring->tx_pending < IAVF_MIN_TXD ||
ring->rx_pending > IAVF_MAX_RXD ||
ring->rx_pending < IAVF_MIN_RXD) {
netdev_err(netdev, "Descriptors requested (Tx: %d / Rx: %d) out of range [%d-%d] (increment %d)\n",
ring->tx_pending, ring->rx_pending, IAVF_MIN_TXD,
IAVF_MAX_RXD, IAVF_REQ_DESCRIPTOR_MULTIPLE);
return -EINVAL;
}
new_rx_count = clamp_t(u32, ring->rx_pending,
IAVF_MIN_RXD,
IAVF_MAX_RXD);
new_rx_count = ALIGN(new_rx_count, IAVF_REQ_DESCRIPTOR_MULTIPLE);
new_tx_count = ALIGN(ring->tx_pending, IAVF_REQ_DESCRIPTOR_MULTIPLE);
if (new_tx_count != ring->tx_pending)
netdev_info(netdev, "Requested Tx descriptor count rounded up to %d\n",
new_tx_count);
new_rx_count = ALIGN(ring->rx_pending, IAVF_REQ_DESCRIPTOR_MULTIPLE);
if (new_rx_count != ring->rx_pending)
netdev_info(netdev, "Requested Rx descriptor count rounded up to %d\n",
new_rx_count);
/* if nothing to do return success */
if ((new_tx_count == adapter->tx_desc_count) &&
(new_rx_count == adapter->rx_desc_count))
(new_rx_count == adapter->rx_desc_count)) {
netdev_dbg(netdev, "Nothing to change, descriptor count is same as requested\n");
return 0;
}
adapter->tx_desc_count = new_tx_count;
adapter->rx_desc_count = new_rx_count;
if (new_tx_count != adapter->tx_desc_count) {
netdev_dbg(netdev, "Changing Tx descriptor count from %d to %d\n",
adapter->tx_desc_count, new_tx_count);
adapter->tx_desc_count = new_tx_count;
}
if (new_rx_count != adapter->rx_desc_count) {
netdev_dbg(netdev, "Changing Rx descriptor count from %d to %d\n",
adapter->rx_desc_count, new_rx_count);
adapter->rx_desc_count = new_rx_count;
}
if (netif_running(netdev)) {
adapter->flags |= IAVF_FLAG_RESET_NEEDED;

1
drivers/net/ethernet/intel/iavf/iavf_main.c
View File

@@ -2151,6 +2151,7 @@ static void iavf_reset_task(struct work_struct *work)
}
pci_set_master(adapter->pdev);
pci_restore_msi_state(adapter->pdev);
if (i == IAVF_RESET_WAIT_COUNT) {
dev_err(&adapter->pdev->dev, "Reset never finished (%x)\n",

3
drivers/net/ethernet/intel/ice/ice_main.c
View File

@@ -3561,6 +3561,9 @@ static int ice_up_complete(struct ice_vsi *vsi)
netif_carrier_on(vsi->netdev);
}
/* clear this now, and the first stats read will be used as baseline */
vsi->stat_offsets_loaded = false;
ice_service_task_schedule(pf);
return 0;

4
drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c
View File

@@ -803,8 +803,10 @@ int nfp_cpp_area_cache_add(struct nfp_cpp *cpp, size_t size)
return -ENOMEM;
cache = kzalloc(sizeof(*cache), GFP_KERNEL);
if (!cache)
if (!cache) {
nfp_cpp_area_free(area);
return -ENOMEM;
}
cache->id = 0;
cache->addr = 0;

7
drivers/net/ethernet/qlogic/qede/qede_fp.c
View File

@@ -1597,6 +1597,13 @@ netdev_tx_t qede_start_xmit(struct sk_buff *skb, struct net_device *ndev)
data_split = true;
}
} else {
if (unlikely(skb->len > ETH_TX_MAX_NON_LSO_PKT_LEN)) {
DP_ERR(edev, "Unexpected non LSO skb length = 0x%x\n", skb->len);
qede_free_failed_tx_pkt(txq, first_bd, 0, false);
qede_update_tx_producer(txq);
return NETDEV_TX_OK;
}
val |= ((skb->len & ETH_TX_DATA_1ST_BD_PKT_LEN_MASK) <<
ETH_TX_DATA_1ST_BD_PKT_LEN_SHIFT);
}

19
drivers/net/ethernet/qlogic/qla3xxx.c
View File

@@ -3495,20 +3495,19 @@ static int ql_adapter_up(struct ql3_adapter *qdev)
spin_lock_irqsave(&qdev->hw_lock, hw_flags);
err = ql_wait_for_drvr_lock(qdev);
if (err) {
err = ql_adapter_initialize(qdev);
if (err) {
netdev_err(ndev, "Unable to initialize adapter\n");
goto err_init;
}
netdev_err(ndev, "Releasing driver lock\n");
ql_sem_unlock(qdev, QL_DRVR_SEM_MASK);
} else {
if (!ql_wait_for_drvr_lock(qdev)) {
netdev_err(ndev, "Could not acquire driver lock\n");
err = -ENODEV;
goto err_lock;
}
err = ql_adapter_initialize(qdev);
if (err) {
netdev_err(ndev, "Unable to initialize adapter\n");
goto err_init;
}
ql_sem_unlock(qdev, QL_DRVR_SEM_MASK);
spin_unlock_irqrestore(&qdev->hw_lock, hw_flags);
set_bit(QL_ADAPTER_UP, &qdev->flags);

2
drivers/net/usb/cdc_ncm.c
View File

@@ -177,6 +177,8 @@ static u32 cdc_ncm_check_tx_max(struct usbnet *dev, u32 new_tx)
/* clamp new_tx to sane values */
min = ctx->max_datagram_size + ctx->max_ndp_size + sizeof(struct usb_cdc_ncm_nth16);
max = min_t(u32, CDC_NCM_NTB_MAX_SIZE_TX, le32_to_cpu(ctx->ncm_parm.dwNtbOutMaxSize));
if (max == 0)
max = CDC_NCM_NTB_MAX_SIZE_TX; /* dwNtbOutMaxSize not set */
/* some devices set dwNtbOutMaxSize too low for the above default */
min = min(min, max);

8
drivers/net/vrf.c
View File

@@ -495,8 +495,6 @@ static struct sk_buff *vrf_ip6_out_direct(struct net_device *vrf_dev,
skb->dev = vrf_dev;
vrf_nf_set_untracked(skb);
err = nf_hook(NFPROTO_IPV6, NF_INET_LOCAL_OUT, net, sk,
skb, NULL, vrf_dev, vrf_ip6_out_direct_finish);
@@ -517,6 +515,8 @@ static struct sk_buff *vrf_ip6_out(struct net_device *vrf_dev,
if (rt6_need_strict(&ipv6_hdr(skb)->daddr))
return skb;
vrf_nf_set_untracked(skb);
if (qdisc_tx_is_default(vrf_dev) ||
IP6CB(skb)->flags & IP6SKB_XFRM_TRANSFORMED)
return vrf_ip6_out_direct(vrf_dev, sk, skb);
@@ -732,8 +732,6 @@ static struct sk_buff *vrf_ip_out_direct(struct net_device *vrf_dev,
skb->dev = vrf_dev;
vrf_nf_set_untracked(skb);
err = nf_hook(NFPROTO_IPV4, NF_INET_LOCAL_OUT, net, sk,
skb, NULL, vrf_dev, vrf_ip_out_direct_finish);
@@ -755,6 +753,8 @@ static struct sk_buff *vrf_ip_out(struct net_device *vrf_dev,
ipv4_is_lbcast(ip_hdr(skb)->daddr))
return skb;
vrf_nf_set_untracked(skb);
if (qdisc_tx_is_default(vrf_dev) ||
IPCB(skb)->flags & IPSKB_XFRM_TRANSFORMED)
return vrf_ip_out_direct(vrf_dev, sk, skb);

4
drivers/tty/serial/serial-tegra.c
View File

@@ -1494,7 +1494,7 @@ static struct tegra_uart_chip_data tegra20_uart_chip_data = {
.fifo_mode_enable_status = false,
.uart_max_port = 5,
.max_dma_burst_bytes = 4,
.error_tolerance_low_range = 0,
.error_tolerance_low_range = -4,
.error_tolerance_high_range = 4,
};
@@ -1505,7 +1505,7 @@ static struct tegra_uart_chip_data tegra30_uart_chip_data = {
.fifo_mode_enable_status = false,
.uart_max_port = 5,
.max_dma_burst_bytes = 4,
.error_tolerance_low_range = 0,
.error_tolerance_low_range = -4,
.error_tolerance_high_range = 4,
};

6
drivers/usb/core/config.c
View File

@@ -409,7 +409,7 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno,
* the USB-2 spec requires such endpoints to have wMaxPacketSize = 0
* (see the end of section 5.6.3), so don't warn about them.
*/
maxp = usb_endpoint_maxp(&endpoint->desc);
maxp = le16_to_cpu(endpoint->desc.wMaxPacketSize);
if (maxp == 0 && !(usb_endpoint_xfer_isoc(d) && asnum == 0)) {
dev_warn(ddev, "config %d interface %d altsetting %d endpoint 0x%X has invalid wMaxPacketSize 0\n",
cfgno, inum, asnum, d->bEndpointAddress);
@@ -425,9 +425,9 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno,
maxpacket_maxes = full_speed_maxpacket_maxes;
break;
case USB_SPEED_HIGH:
/* Bits 12..11 are allowed only for HS periodic endpoints */
/* Multiple-transactions bits are allowed only for HS periodic endpoints */
if (usb_endpoint_xfer_int(d) || usb_endpoint_xfer_isoc(d)) {
i = maxp & (BIT(12) | BIT(11));
i = maxp & USB_EP_MAXP_MULT_MASK;
maxp &= ~i;
}
/* fallthrough */

14
drivers/usb/gadget/composite.c
View File

@@ -1648,6 +1648,18 @@ composite_setup(struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl)
struct usb_function *f = NULL;
u8 endp;
if (w_length > USB_COMP_EP0_BUFSIZ) {
if (ctrl->bRequestType == USB_DIR_OUT) {
goto done;
} else {
/* Cast away the const, we are going to overwrite on purpose. */
__le16 *temp = (__le16 *)&ctrl->wLength;
*temp = cpu_to_le16(USB_COMP_EP0_BUFSIZ);
w_length = USB_COMP_EP0_BUFSIZ;
}
}
/* partial re-init of the response message; the function or the
* gadget might need to intercept e.g. a control-OUT completion
* when we delegate to it.
@@ -2161,7 +2173,7 @@ int composite_dev_prepare(struct usb_composite_driver *composite,
if (!cdev->req)
return -ENOMEM;
cdev->req->buf = kmalloc(USB_COMP_EP0_BUFSIZ, GFP_KERNEL);
cdev->req->buf = kzalloc(USB_COMP_EP0_BUFSIZ, GFP_KERNEL);
if (!cdev->req->buf)
goto fail;

15
drivers/usb/gadget/legacy/dbgp.c
View File

@@ -137,7 +137,7 @@ static int dbgp_enable_ep_req(struct usb_ep *ep)
goto fail_1;
}
req->buf = kmalloc(DBGP_REQ_LEN, GFP_KERNEL);
req->buf = kzalloc(DBGP_REQ_LEN, GFP_KERNEL);
if (!req->buf) {
err = -ENOMEM;
stp = 2;
@@ -345,6 +345,19 @@ static int dbgp_setup(struct usb_gadget *gadget,
void *data = NULL;
u16 len = 0;
if (length > DBGP_REQ_LEN) {
if (ctrl->bRequestType == USB_DIR_OUT) {
return err;
} else {
/* Cast away the const, we are going to overwrite on purpose. */
__le16 *temp = (__le16 *)&ctrl->wLength;
*temp = cpu_to_le16(DBGP_REQ_LEN);
length = DBGP_REQ_LEN;
}
}
if (request == USB_REQ_GET_DESCRIPTOR) {
switch (value>>8) {
case USB_DT_DEVICE:

16
drivers/usb/gadget/legacy/inode.c
View File

@@ -110,6 +110,8 @@ enum ep0_state {
/* enough for the whole queue: most events invalidate others */
#define N_EVENT 5
#define RBUF_SIZE 256
struct dev_data {
spinlock_t lock;
refcount_t count;
@@ -144,7 +146,7 @@ struct dev_data {
struct dentry *dentry;
/* except this scratch i/o buffer for ep0 */
u8 rbuf [256];
u8 rbuf[RBUF_SIZE];
};
static inline void get_dev (struct dev_data *data)
@@ -1333,6 +1335,18 @@ gadgetfs_setup (struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl)
u16 w_value = le16_to_cpu(ctrl->wValue);
u16 w_length = le16_to_cpu(ctrl->wLength);
if (w_length > RBUF_SIZE) {
if (ctrl->bRequestType == USB_DIR_OUT) {
return value;
} else {
/* Cast away the const, we are going to overwrite on purpose. */
__le16 *temp = (__le16 *)&ctrl->wLength;
*temp = cpu_to_le16(RBUF_SIZE);
w_length = RBUF_SIZE;
}
}
spin_lock (&dev->lock);
dev->setup_abort = 0;
if (dev->state == STATE_DEV_UNCONNECTED) {

1
drivers/usb/host/xhci-hub.c
View File

@@ -629,6 +629,7 @@ static int xhci_enter_test_mode(struct xhci_hcd *xhci,
continue;
retval = xhci_disable_slot(xhci, i);
xhci_free_virt_device(xhci, i);
if (retval)
xhci_err(xhci, "Failed to disable slot %d, %d. Enter test mode anyway\n",
i, retval);

1
drivers/usb/host/xhci-ring.c
View File

@@ -1265,7 +1265,6 @@ static void xhci_handle_cmd_disable_slot(struct xhci_hcd *xhci, int slot_id)
if (xhci->quirks & XHCI_EP_LIMIT_QUIRK)
/* Delete default control endpoint resources */
xhci_free_device_endpoint_resources(xhci, virt_dev, true);
xhci_free_virt_device(xhci, slot_id);
}
static void xhci_handle_cmd_config_ep(struct xhci_hcd *xhci, int slot_id,

26
drivers/usb/host/xhci.c
View File

@@ -3889,7 +3889,6 @@ static void xhci_free_dev(struct usb_hcd *hcd, struct usb_device *udev)
struct xhci_slot_ctx *slot_ctx;
int i, ret;
#ifndef CONFIG_USB_DEFAULT_PERSIST
/*
* We called pm_runtime_get_noresume when the device was attached.
* Decrement the counter here to allow controller to runtime suspend
@@ -3897,7 +3896,6 @@ static void xhci_free_dev(struct usb_hcd *hcd, struct usb_device *udev)
*/
if (xhci->quirks & XHCI_RESET_ON_RESUME)
pm_runtime_put_noidle(hcd->self.controller);
#endif
ret = xhci_check_args(hcd, udev, NULL, 0, true, __func__);
/* If the host is halted due to driver unload, we still need to free the
@@ -3916,9 +3914,8 @@ static void xhci_free_dev(struct usb_hcd *hcd, struct usb_device *udev)
del_timer_sync(&virt_dev->eps[i].stop_cmd_timer);
}
virt_dev->udev = NULL;
ret = xhci_disable_slot(xhci, udev->slot_id);
if (ret)
xhci_free_virt_device(xhci, udev->slot_id);
xhci_disable_slot(xhci, udev->slot_id);
xhci_free_virt_device(xhci, udev->slot_id);
}
int xhci_disable_slot(struct xhci_hcd *xhci, u32 slot_id)
@@ -3928,7 +3925,7 @@ int xhci_disable_slot(struct xhci_hcd *xhci, u32 slot_id)
u32 state;
int ret = 0;
command = xhci_alloc_command(xhci, false, GFP_KERNEL);
command = xhci_alloc_command(xhci, true, GFP_KERNEL);
if (!command)
return -ENOMEM;
@@ -3953,6 +3950,15 @@ int xhci_disable_slot(struct xhci_hcd *xhci, u32 slot_id)
}
xhci_ring_cmd_db(xhci);
spin_unlock_irqrestore(&xhci->lock, flags);
wait_for_completion(command->completion);
if (command->status != COMP_SUCCESS)
xhci_warn(xhci, "Unsuccessful disable slot %u command, status %d\n",
slot_id, command->status);
xhci_free_command(xhci, command);
return ret;
}
@@ -4049,23 +4055,20 @@ int xhci_alloc_dev(struct usb_hcd *hcd, struct usb_device *udev)
xhci_debugfs_create_slot(xhci, slot_id);
#ifndef CONFIG_USB_DEFAULT_PERSIST
/*
* If resetting upon resume, we can't put the controller into runtime
* suspend if there is a device attached.
*/
if (xhci->quirks & XHCI_RESET_ON_RESUME)
pm_runtime_get_noresume(hcd->self.controller);
#endif
/* Is this a LS or FS device under a HS hub? */
/* Hub or peripherial? */
return 1;
disable_slot:
ret = xhci_disable_slot(xhci, udev->slot_id);
if (ret)
xhci_free_virt_device(xhci, udev->slot_id);
xhci_disable_slot(xhci, udev->slot_id);
xhci_free_virt_device(xhci, udev->slot_id);
return 0;
}
@@ -4195,6 +4198,7 @@ static int xhci_setup_device(struct usb_hcd *hcd, struct usb_device *udev,
mutex_unlock(&xhci->mutex);
ret = xhci_disable_slot(xhci, udev->slot_id);
xhci_free_virt_device(xhci, udev->slot_id);
if (!ret)
xhci_alloc_dev(hcd, udev);
kfree(command->completion);

184
fs/aio.c
View File

@@ -183,8 +183,9 @@ struct poll_iocb {
struct file *file;
struct wait_queue_head *head;
__poll_t events;
bool done;
bool cancelled;
bool work_scheduled;
bool work_need_resched;
struct wait_queue_entry wait;
struct work_struct work;
};
@@ -1626,6 +1627,51 @@ static void aio_poll_put_work(struct work_struct *work)
iocb_put(iocb);
}
/*
* Safely lock the waitqueue which the request is on, synchronizing with the
* case where the ->poll() provider decides to free its waitqueue early.
*
* Returns true on success, meaning that req->head->lock was locked, req->wait
* is on req->head, and an RCU read lock was taken. Returns false if the
* request was already removed from its waitqueue (which might no longer exist).
*/
static bool poll_iocb_lock_wq(struct poll_iocb *req)
{
wait_queue_head_t *head;
/*
* While we hold the waitqueue lock and the waitqueue is nonempty,
* wake_up_pollfree() will wait for us. However, taking the waitqueue
* lock in the first place can race with the waitqueue being freed.
*
* We solve this as eventpoll does: by taking advantage of the fact that
* all users of wake_up_pollfree() will RCU-delay the actual free. If
* we enter rcu_read_lock() and see that the pointer to the queue is
* non-NULL, we can then lock it without the memory being freed out from
* under us, then check whether the request is still on the queue.
*
* Keep holding rcu_read_lock() as long as we hold the queue lock, in
* case the caller deletes the entry from the queue, leaving it empty.
* In that case, only RCU prevents the queue memory from being freed.
*/
rcu_read_lock();
head = smp_load_acquire(&req->head);
if (head) {
spin_lock(&head->lock);
if (!list_empty(&req->wait.entry))
return true;
spin_unlock(&head->lock);
}
rcu_read_unlock();
return false;
}
static void poll_iocb_unlock_wq(struct poll_iocb *req)
{
spin_unlock(&req->head->lock);
rcu_read_unlock();
}
static void aio_poll_complete_work(struct work_struct *work)
{
struct poll_iocb *req = container_of(work, struct poll_iocb, work);
@@ -1645,14 +1691,27 @@ static void aio_poll_complete_work(struct work_struct *work)
* avoid further branches in the fast path.
*/
spin_lock_irq(&ctx->ctx_lock);
if (!mask && !READ_ONCE(req->cancelled)) {
add_wait_queue(req->head, &req->wait);
spin_unlock_irq(&ctx->ctx_lock);
return;
}
if (poll_iocb_lock_wq(req)) {
if (!mask && !READ_ONCE(req->cancelled)) {
/*
* The request isn't actually ready to be completed yet.
* Reschedule completion if another wakeup came in.
*/
if (req->work_need_resched) {
schedule_work(&req->work);
req->work_need_resched = false;
} else {
req->work_scheduled = false;
}
poll_iocb_unlock_wq(req);
spin_unlock_irq(&ctx->ctx_lock);
return;
}
list_del_init(&req->wait.entry);
poll_iocb_unlock_wq(req);
} /* else, POLLFREE has freed the waitqueue, so we must complete */
list_del_init(&iocb->ki_list);
iocb->ki_res.res = mangle_poll(mask);
req->done = true;
spin_unlock_irq(&ctx->ctx_lock);
iocb_put(iocb);
@@ -1664,13 +1723,14 @@ static int aio_poll_cancel(struct kiocb *iocb)
struct aio_kiocb *aiocb = container_of(iocb, struct aio_kiocb, rw);
struct poll_iocb *req = &aiocb->poll;
spin_lock(&req->head->lock);
WRITE_ONCE(req->cancelled, true);
if (!list_empty(&req->wait.entry)) {
list_del_init(&req->wait.entry);
schedule_work(&aiocb->poll.work);
}
spin_unlock(&req->head->lock);
if (poll_iocb_lock_wq(req)) {
WRITE_ONCE(req->cancelled, true);
if (!req->work_scheduled) {
schedule_work(&aiocb->poll.work);
req->work_scheduled = true;
}
poll_iocb_unlock_wq(req);
} /* else, the request was force-cancelled by POLLFREE already */
return 0;
}
@@ -1687,20 +1747,26 @@ static int aio_poll_wake(struct wait_queue_entry *wait, unsigned mode, int sync,
if (mask && !(mask & req->events))
return 0;
list_del_init(&req->wait.entry);
if (mask && spin_trylock_irqsave(&iocb->ki_ctx->ctx_lock, flags)) {
/*
* Complete the request inline if possible. This requires that three
* conditions be met:
* 1. An event mask must have been passed. If a plain wakeup was done
* instead, then mask == 0 and we have to call vfs_poll() to get
* the events, so inline completion isn't possible.
* 2. The completion work must not have already been scheduled.
* 3. ctx_lock must not be busy. We have to use trylock because we
* already hold the waitqueue lock, so this inverts the normal
* locking order. Use irqsave/irqrestore because not all
* filesystems (e.g. fuse) call this function with IRQs disabled,
* yet IRQs have to be disabled before ctx_lock is obtained.
*/
if (mask && !req->work_scheduled &&
spin_trylock_irqsave(&iocb->ki_ctx->ctx_lock, flags)) {
struct kioctx *ctx = iocb->ki_ctx;
/*
* Try to complete the iocb inline if we can. Use
* irqsave/irqrestore because not all filesystems (e.g. fuse)
* call this function with IRQs disabled and because IRQs
* have to be disabled before ctx_lock is obtained.
*/
list_del_init(&req->wait.entry);
list_del(&iocb->ki_list);
iocb->ki_res.res = mangle_poll(mask);
req->done = true;
if (iocb->ki_eventfd && eventfd_signal_count()) {
iocb = NULL;
INIT_WORK(&req->work, aio_poll_put_work);
@@ -1710,7 +1776,43 @@ static int aio_poll_wake(struct wait_queue_entry *wait, unsigned mode, int sync,
if (iocb)
iocb_put(iocb);
} else {
schedule_work(&req->work);
/*
* Schedule the completion work if needed. If it was already
* scheduled, record that another wakeup came in.
*
* Don't remove the request from the waitqueue here, as it might
* not actually be complete yet (we won't know until vfs_poll()
* is called), and we must not miss any wakeups. POLLFREE is an
* exception to this; see below.
*/
if (req->work_scheduled) {
req->work_need_resched = true;
} else {
schedule_work(&req->work);
req->work_scheduled = true;
}
/*
* If the waitqueue is being freed early but we can't complete
* the request inline, we have to tear down the request as best
* we can. That means immediately removing the request from its
* waitqueue and preventing all further accesses to the
* waitqueue via the request. We also need to schedule the
* completion work (done above). Also mark the request as
* cancelled, to potentially skip an unneeded call to ->poll().
*/
if (mask & POLLFREE) {
WRITE_ONCE(req->cancelled, true);
list_del_init(&req->wait.entry);
/*
* Careful: this *must* be the last step, since as soon
* as req->head is NULL'ed out, the request can be
* completed and freed, since aio_poll_complete_work()
* will no longer need to take the waitqueue lock.
*/
smp_store_release(&req->head, NULL);
}
}
return 1;
}
@@ -1718,6 +1820,7 @@ static int aio_poll_wake(struct wait_queue_entry *wait, unsigned mode, int sync,
struct aio_poll_table {
struct poll_table_struct pt;
struct aio_kiocb *iocb;
bool queued;
int error;
};
@@ -1728,11 +1831,12 @@ aio_poll_queue_proc(struct file *file, struct wait_queue_head *head,
struct aio_poll_table *pt = container_of(p, struct aio_poll_table, pt);
/* multiple wait queues per file are not supported */
if (unlikely(pt->iocb->poll.head)) {
if (unlikely(pt->queued)) {
pt->error = -EINVAL;
return;
}
pt->queued = true;
pt->error = 0;
pt->iocb->poll.head = head;
add_wait_queue(head, &pt->iocb->poll.wait);
@@ -1757,12 +1861,14 @@ static int aio_poll(struct aio_kiocb *aiocb, const struct iocb *iocb)
req->events = demangle_poll(iocb->aio_buf) | EPOLLERR | EPOLLHUP;
req->head = NULL;
req->done = false;
req->cancelled = false;
req->work_scheduled = false;
req->work_need_resched = false;
apt.pt._qproc = aio_poll_queue_proc;
apt.pt._key = req->events;
apt.iocb = aiocb;
apt.queued = false;
apt.error = -EINVAL; /* same as no support for IOCB_CMD_POLL */
/* initialized the list so that we can do list_empty checks */
@@ -1771,23 +1877,35 @@ static int aio_poll(struct aio_kiocb *aiocb, const struct iocb *iocb)
mask = vfs_poll(req->file, &apt.pt) & req->events;
spin_lock_irq(&ctx->ctx_lock);
if (likely(req->head)) {
spin_lock(&req->head->lock);
if (unlikely(list_empty(&req->wait.entry))) {
if (apt.error)
if (likely(apt.queued)) {
bool on_queue = poll_iocb_lock_wq(req);
if (!on_queue || req->work_scheduled) {
/*
* aio_poll_wake() already either scheduled the async
* completion work, or completed the request inline.
*/
if (apt.error) /* unsupported case: multiple queues */
cancel = true;
apt.error = 0;
mask = 0;
}
if (mask || apt.error) {
/* Steal to complete synchronously. */
list_del_init(&req->wait.entry);
} else if (cancel) {
/* Cancel if possible (may be too late though). */
WRITE_ONCE(req->cancelled, true);
} else if (!req->done) { /* actually waiting for an event */
} else if (on_queue) {
/*
* Actually waiting for an event, so add the request to
* active_reqs so that it can be cancelled if needed.
*/
list_add_tail(&aiocb->ki_list, &ctx->active_reqs);
aiocb->ki_cancel = aio_poll_cancel;
}
spin_unlock(&req->head->lock);
if (on_queue)
poll_iocb_unlock_wq(req);
}
if (mask) { /* no async, we'd stolen it */
aiocb->ki_res.res = mangle_poll(mask);

6
fs/btrfs/extent_io.c
View File

@@ -3754,6 +3754,12 @@ static void set_btree_ioerr(struct page *page)
if (test_and_set_bit(EXTENT_BUFFER_WRITE_ERR, &eb->bflags))
return;
/*
* A read may stumble upon this buffer later, make sure that it gets an
* error and knows there was an error.
*/
clear_bit(EXTENT_BUFFER_UPTODATE, &eb->bflags);
/*
* If we error out, we should add back the dirty_metadata_bytes
* to make it consistent.

3
fs/btrfs/root-tree.c
View File

@@ -371,7 +371,8 @@ int btrfs_del_root_ref(struct btrfs_trans_handle *trans, u64 root_id,
key.offset = ref_id;
again:
ret = btrfs_search_slot(trans, tree_root, &key, path, -1, 1);
BUG_ON(ret < 0);
if (ret < 0)
goto out;
if (ret == 0) {
leaf = path->nodes[0];
ref = btrfs_item_ptr(leaf, path->slots[0],

1
fs/nfsd/nfs4recover.c
View File

@@ -2177,6 +2177,7 @@ static struct notifier_block nfsd4_cld_block = {
int
register_cld_notifier(void)
{
WARN_ON(!nfsd_net_id);
return rpc_pipefs_notifier_register(&nfsd4_cld_block);
}

14
fs/nfsd/nfsctl.c
View File

@@ -1526,12 +1526,9 @@ static int __init init_nfsd(void)
int retval;
printk(KERN_INFO "Installing knfsd (copyright (C) 1996 okir@monad.swb.de).\n");
retval = register_cld_notifier();
if (retval)
return retval;
retval = nfsd4_init_slabs();
if (retval)
goto out_unregister_notifier;
return retval;
retval = nfsd4_init_pnfs();
if (retval)
goto out_free_slabs;
@@ -1549,9 +1546,14 @@ static int __init init_nfsd(void)
goto out_free_exports;
retval = register_pernet_subsys(&nfsd_net_ops);
if (retval < 0)
goto out_free_filesystem;
retval = register_cld_notifier();
if (retval)
goto out_free_all;
return 0;
out_free_all:
unregister_pernet_subsys(&nfsd_net_ops);
out_free_filesystem:
unregister_filesystem(&nfsd_fs_type);
out_free_exports:
remove_proc_entry("fs/nfs/exports", NULL);
@@ -1565,13 +1567,12 @@ out_free_stat:
nfsd4_exit_pnfs();
out_free_slabs:
nfsd4_free_slabs();
out_unregister_notifier:
unregister_cld_notifier();
return retval;
}
static void __exit exit_nfsd(void)
{
unregister_cld_notifier();
unregister_pernet_subsys(&nfsd_net_ops);
nfsd_drc_slab_free();
remove_proc_entry("fs/nfs/exports", NULL);
@@ -1582,7 +1583,6 @@ static void __exit exit_nfsd(void)
nfsd4_exit_pnfs();
nfsd_fault_inject_cleanup();
unregister_filesystem(&nfsd_fs_type);
unregister_cld_notifier();
}
MODULE_AUTHOR("Olaf Kirch <okir@monad.swb.de>");

2
fs/ntfs/dir.c
View File

@@ -1503,7 +1503,7 @@ static int ntfs_dir_fsync(struct file *filp, loff_t start, loff_t end,
na.type = AT_BITMAP;
na.name = I30;
na.name_len = 4;
bmp_vi = ilookup5(vi->i_sb, vi->i_ino, (test_t)ntfs_test_inode, &na);
bmp_vi = ilookup5(vi->i_sb, vi->i_ino, ntfs_test_inode, &na);
if (bmp_vi) {
write_inode_now(bmp_vi, !datasync);
iput(bmp_vi);

27
fs/ntfs/inode.c
View File

@@ -30,10 +30,10 @@
/**
* ntfs_test_inode - compare two (possibly fake) inodes for equality
* @vi: vfs inode which to test
* @na: ntfs attribute which is being tested with
* @data: data which is being tested with
*
* Compare the ntfs attribute embedded in the ntfs specific part of the vfs
* inode @vi for equality with the ntfs attribute @na.
* inode @vi for equality with the ntfs attribute @data.
*
* If searching for the normal file/directory inode, set @na->type to AT_UNUSED.
* @na->name and @na->name_len are then ignored.
@@ -43,8 +43,9 @@
* NOTE: This function runs with the inode_hash_lock spin lock held so it is not
* allowed to sleep.
*/
int ntfs_test_inode(struct inode *vi, ntfs_attr *na)
int ntfs_test_inode(struct inode *vi, void *data)
{
ntfs_attr *na = (ntfs_attr *)data;
ntfs_inode *ni;
if (vi->i_ino != na->mft_no)
@@ -72,9 +73,9 @@ int ntfs_test_inode(struct inode *vi, ntfs_attr *na)
/**
* ntfs_init_locked_inode - initialize an inode
* @vi: vfs inode to initialize
* @na: ntfs attribute which to initialize @vi to
* @data: data which to initialize @vi to
*
* Initialize the vfs inode @vi with the values from the ntfs attribute @na in
* Initialize the vfs inode @vi with the values from the ntfs attribute @data in
* order to enable ntfs_test_inode() to do its work.
*
* If initializing the normal file/directory inode, set @na->type to AT_UNUSED.
@@ -87,8 +88,9 @@ int ntfs_test_inode(struct inode *vi, ntfs_attr *na)
* NOTE: This function runs with the inode->i_lock spin lock held so it is not
* allowed to sleep. (Hence the GFP_ATOMIC allocation.)
*/
static int ntfs_init_locked_inode(struct inode *vi, ntfs_attr *na)
static int ntfs_init_locked_inode(struct inode *vi, void *data)
{
ntfs_attr *na = (ntfs_attr *)data;
ntfs_inode *ni = NTFS_I(vi);
vi->i_ino = na->mft_no;
@@ -131,7 +133,6 @@ static int ntfs_init_locked_inode(struct inode *vi, ntfs_attr *na)
return 0;
}
typedef int (*set_t)(struct inode *, void *);
static int ntfs_read_locked_inode(struct inode *vi);
static int ntfs_read_locked_attr_inode(struct inode *base_vi, struct inode *vi);
static int ntfs_read_locked_index_inode(struct inode *base_vi,
@@ -164,8 +165,8 @@ struct inode *ntfs_iget(struct super_block *sb, unsigned long mft_no)
na.name = NULL;
na.name_len = 0;
vi = iget5_locked(sb, mft_no, (test_t)ntfs_test_inode,
(set_t)ntfs_init_locked_inode, &na);
vi = iget5_locked(sb, mft_no, ntfs_test_inode,
ntfs_init_locked_inode, &na);
if (unlikely(!vi))
return ERR_PTR(-ENOMEM);
@@ -225,8 +226,8 @@ struct inode *ntfs_attr_iget(struct inode *base_vi, ATTR_TYPE type,
na.name = name;
na.name_len = name_len;
vi = iget5_locked(base_vi->i_sb, na.mft_no, (test_t)ntfs_test_inode,
(set_t)ntfs_init_locked_inode, &na);
vi = iget5_locked(base_vi->i_sb, na.mft_no, ntfs_test_inode,
ntfs_init_locked_inode, &na);
if (unlikely(!vi))
return ERR_PTR(-ENOMEM);
@@ -280,8 +281,8 @@ struct inode *ntfs_index_iget(struct inode *base_vi, ntfschar *name,
na.name = name;
na.name_len = name_len;
vi = iget5_locked(base_vi->i_sb, na.mft_no, (test_t)ntfs_test_inode,
(set_t)ntfs_init_locked_inode, &na);
vi = iget5_locked(base_vi->i_sb, na.mft_no, ntfs_test_inode,
ntfs_init_locked_inode, &na);
if (unlikely(!vi))
return ERR_PTR(-ENOMEM);

4
fs/ntfs/inode.h
View File

@@ -253,9 +253,7 @@ typedef struct {
ATTR_TYPE type;
} ntfs_attr;
typedef int (*test_t)(struct inode *, void *);
extern int ntfs_test_inode(struct inode *vi, ntfs_attr *na);
extern int ntfs_test_inode(struct inode *vi, void *data);
extern struct inode *ntfs_iget(struct super_block *sb, unsigned long mft_no);
extern struct inode *ntfs_attr_iget(struct inode *base_vi, ATTR_TYPE type,

4
fs/ntfs/mft.c
View File

@@ -958,7 +958,7 @@ bool ntfs_may_write_mft_record(ntfs_volume *vol, const unsigned long mft_no,
* dirty code path of the inode dirty code path when writing
* $MFT occurs.
*/
vi = ilookup5_nowait(sb, mft_no, (test_t)ntfs_test_inode, &na);
vi = ilookup5_nowait(sb, mft_no, ntfs_test_inode, &na);
}
if (vi) {
ntfs_debug("Base inode 0x%lx is in icache.", mft_no);
@@ -1019,7 +1019,7 @@ bool ntfs_may_write_mft_record(ntfs_volume *vol, const unsigned long mft_no,
vi = igrab(mft_vi);
BUG_ON(vi != mft_vi);
} else
vi = ilookup5_nowait(sb, na.mft_no, (test_t)ntfs_test_inode,
vi = ilookup5_nowait(sb, na.mft_no, ntfs_test_inode,
&na);
if (!vi) {
/*

12
fs/signalfd.c
View File

@@ -35,17 +35,7 @@
void signalfd_cleanup(struct sighand_struct *sighand)
{
wait_queue_head_t *wqh = &sighand->signalfd_wqh;
/*
* The lockless check can race with remove_wait_queue() in progress,
* but in this case its caller should run under rcu_read_lock() and
* sighand_cachep is SLAB_TYPESAFE_BY_RCU, we can safely return.
*/
if (likely(!waitqueue_active(wqh)))
return;
/* wait_queue_entry_t->func(POLLFREE) should do remove_wait_queue() */
wake_up_poll(wqh, EPOLLHUP | POLLFREE);
wake_up_pollfree(&sighand->signalfd_wqh);
}
struct signalfd_ctx {

76
fs/tracefs/inode.c
View File

@@ -159,6 +159,77 @@ struct tracefs_fs_info {
struct tracefs_mount_opts mount_opts;
};
static void change_gid(struct dentry *dentry, kgid_t gid)
{
if (!dentry->d_inode)
return;
dentry->d_inode->i_gid = gid;
}
/*
* Taken from d_walk, but without he need for handling renames.
* Nothing can be renamed while walking the list, as tracefs
* does not support renames. This is only called when mounting
* or remounting the file system, to set all the files to
* the given gid.
*/
static void set_gid(struct dentry *parent, kgid_t gid)
{
struct dentry *this_parent;
struct list_head *next;
this_parent = parent;
spin_lock(&this_parent->d_lock);
change_gid(this_parent, gid);
repeat:
next = this_parent->d_subdirs.next;
resume:
while (next != &this_parent->d_subdirs) {
struct list_head *tmp = next;
struct dentry *dentry = list_entry(tmp, struct dentry, d_child);
next = tmp->next;
spin_lock_nested(&dentry->d_lock, DENTRY_D_LOCK_NESTED);
change_gid(dentry, gid);
if (!list_empty(&dentry->d_subdirs)) {
spin_unlock(&this_parent->d_lock);
spin_release(&dentry->d_lock.dep_map, 1, _RET_IP_);
this_parent = dentry;
spin_acquire(&this_parent->d_lock.dep_map, 0, 1, _RET_IP_);
goto repeat;
}
spin_unlock(&dentry->d_lock);
}
/*
* All done at this level ... ascend and resume the search.
*/
rcu_read_lock();
ascend:
if (this_parent != parent) {
struct dentry *child = this_parent;
this_parent = child->d_parent;
spin_unlock(&child->d_lock);
spin_lock(&this_parent->d_lock);
/* go into the first sibling still alive */
do {
next = child->d_child.next;
if (next == &this_parent->d_subdirs)
goto ascend;
child = list_entry(next, struct dentry, d_child);
} while (unlikely(child->d_flags & DCACHE_DENTRY_KILLED));
rcu_read_unlock();
goto resume;
}
rcu_read_unlock();
spin_unlock(&this_parent->d_lock);
return;
}
static int tracefs_parse_options(char *data, struct tracefs_mount_opts *opts)
{
substring_t args[MAX_OPT_ARGS];
@@ -191,6 +262,7 @@ static int tracefs_parse_options(char *data, struct tracefs_mount_opts *opts)
if (!gid_valid(gid))
return -EINVAL;
opts->gid = gid;
set_gid(tracefs_mount->mnt_root, gid);
break;
case Opt_mode:
if (match_octal(&args[0], &option))
@@ -409,6 +481,8 @@ struct dentry *tracefs_create_file(const char *name, umode_t mode,
inode->i_mode = mode;
inode->i_fop = fops ? fops : &tracefs_file_operations;
inode->i_private = data;
inode->i_uid = d_inode(dentry->d_parent)->i_uid;
inode->i_gid = d_inode(dentry->d_parent)->i_gid;
d_instantiate(dentry, inode);
fsnotify_create(dentry->d_parent->d_inode, dentry);
return end_creating(dentry);
@@ -431,6 +505,8 @@ static struct dentry *__create_dir(const char *name, struct dentry *parent,
inode->i_mode = S_IFDIR | S_IRWXU | S_IRUSR| S_IRGRP | S_IXUSR | S_IXGRP;
inode->i_op = ops;
inode->i_fop = &simple_dir_operations;
inode->i_uid = d_inode(dentry->d_parent)->i_uid;
inode->i_gid = d_inode(dentry->d_parent)->i_gid;
/* directory inodes start off with i_nlink == 2 (for "." entry) */
inc_nlink(inode);

5
include/linux/hid.h
View File

@@ -837,6 +837,11 @@ static inline bool hid_is_using_ll_driver(struct hid_device *hdev,
return hdev->ll_driver == driver;
}
static inline bool hid_is_usb(struct hid_device *hdev)
{
return hid_is_using_ll_driver(hdev, &usb_hid_driver);
}
#define PM_HINT_FULLON 1<<5
#define PM_HINT_NORMAL 1<<1

26
include/linux/wait.h
View File

@@ -204,6 +204,7 @@ void __wake_up_locked_key_bookmark(struct wait_queue_head *wq_head,
void __wake_up_sync_key(struct wait_queue_head *wq_head, unsigned int mode, int nr, void *key);
void __wake_up_locked(struct wait_queue_head *wq_head, unsigned int mode, int nr);
void __wake_up_sync(struct wait_queue_head *wq_head, unsigned int mode, int nr);
void __wake_up_pollfree(struct wait_queue_head *wq_head);
#define wake_up(x) __wake_up(x, TASK_NORMAL, 1, NULL)
#define wake_up_nr(x, nr) __wake_up(x, TASK_NORMAL, nr, NULL)
@@ -230,6 +231,31 @@ void __wake_up_sync(struct wait_queue_head *wq_head, unsigned int mode, int nr);
#define wake_up_interruptible_sync_poll(x, m) \
__wake_up_sync_key((x), TASK_INTERRUPTIBLE, 1, poll_to_key(m))
/**
* wake_up_pollfree - signal that a polled waitqueue is going away
* @wq_head: the wait queue head
*
* In the very rare cases where a ->poll() implementation uses a waitqueue whose
* lifetime is tied to a task rather than to the 'struct file' being polled,
* this function must be called before the waitqueue is freed so that
* non-blocking polls (e.g. epoll) are notified that the queue is going away.
*
* The caller must also RCU-delay the freeing of the wait_queue_head, e.g. via
* an explicit synchronize_rcu() or call_rcu(), or via SLAB_TYPESAFE_BY_RCU.
*/
static inline void wake_up_pollfree(struct wait_queue_head *wq_head)
{
/*
* For performance reasons, we don't always take the queue lock here.
* Therefore, we might race with someone removing the last entry from
* the queue, and proceed while they still hold the queue lock.
* However, rcu_read_lock() is required to be held in such cases, so we
* can safely proceed with an RCU-delayed free.
*/
if (waitqueue_active(wq_head))
__wake_up_pollfree(wq_head);
}
#define ___wait_cond_timeout(condition) \
({ \
bool __cond = (condition); \

2
include/net/bond_alb.h
View File

@@ -126,7 +126,7 @@ struct tlb_slave_info {
struct alb_bond_info {
struct tlb_client_info *tx_hashtbl; /* Dynamically allocated */
u32 unbalanced_load;
int tx_rebalance_counter;
atomic_t tx_rebalance_counter;
int lp_counter;
/* -------- rlb parameters -------- */
int rlb_enabled;

Some files were not shown because too many files have changed in this diff Show More