9162135978
Conflicts: arch/arm/Makefile arch/arm/include/asm/unistd.h arch/arm/kernel/calls.S arch/arm64/include/asm/assembler.h arch/arm64/include/asm/cputype.h arch/arm64/kernel/bpi.S arch/arm64/kernel/cpu_errata.c arch/arm64/kernel/setup.c arch/arm64/kernel/vdso.c arch/arm64/mm/proc.S arch/mips/include/uapi/asm/Kbuild arch/powerpc/include/uapi/asm/Kbuild drivers/char/Kconfig drivers/char/random.c drivers/clk/qcom/clk-rcg2.c drivers/gpu/drm/drm_edid.c drivers/irqchip/irq-gic.c drivers/md/dm-table.c drivers/media/dvb-core/dmxdev.c drivers/mmc/core/core.c drivers/mmc/core/host.c drivers/mmc/core/mmc.c drivers/mmc/host/sdhci.c drivers/net/usb/lan78xx.c drivers/scsi/ufs/ufs_quirks.h drivers/scsi/ufs/ufshcd.c drivers/staging/android/ion/ion-ioctl.c drivers/staging/android/ion/ion.c drivers/staging/android/ion/ion_priv.h drivers/staging/android/ion/ion_system_heap.c drivers/tty/tty_io.c drivers/usb/core/hub.c drivers/usb/core/usb.h drivers/usb/dwc3/core.c drivers/usb/dwc3/gadget.c drivers/usb/gadget/composite.c drivers/usb/gadget/configfs.c drivers/usb/gadget/function/f_accessory.c drivers/usb/gadget/function/rndis.c drivers/usb/gadget/function/rndis.h fs/eventpoll.c fs/ext4/namei.c fs/fat/fatent.c fs/gfs2/acl.c include/linux/random.h include/uapi/drm/Kbuild include/uapi/linux/Kbuild include/uapi/linux/cifs/Kbuild include/uapi/linux/genwqe/Kbuild kernel/cpu.c kernel/exit.c kernel/sched/cpufreq_schedutil.c lib/Makefile lib/string.c mm/memory.c mm/page-writeback.c mm/page_alloc.c net/ipv4/udp.c net/ipv6/datagram.c net/ipv6/ip6_output.c net/netfilter/nf_conntrack_irc.c net/netfilter/xt_quota2.c net/netlink/genetlink.c security/selinux/avc.c security/selinux/include/objsec.h sound/core/compress_offload.c Change-Id: I41982a5a8e22a21b72ec5dfa61a3680be66213f4
84 lines
1.9 KiB
C
84 lines
1.9 KiB
C
#ifndef _LINUX_BUG_H
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#define _LINUX_BUG_H
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#include <asm/bug.h>
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#include <linux/compiler.h>
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#include <linux/build_bug.h>
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enum bug_trap_type {
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BUG_TRAP_TYPE_NONE = 0,
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BUG_TRAP_TYPE_WARN = 1,
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BUG_TRAP_TYPE_BUG = 2,
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};
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struct pt_regs;
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#ifdef __CHECKER__
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#define MAYBE_BUILD_BUG_ON(cond) (0)
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#else /* __CHECKER__ */
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#define MAYBE_BUILD_BUG_ON(cond) \
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do { \
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if (__builtin_constant_p((cond))) \
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BUILD_BUG_ON(cond); \
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else \
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BUG_ON(cond); \
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} while (0)
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#endif /* __CHECKER__ */
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#ifdef CONFIG_GENERIC_BUG
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#include <asm-generic/bug.h>
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static inline int is_warning_bug(const struct bug_entry *bug)
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{
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return bug->flags & BUGFLAG_WARNING;
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}
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const struct bug_entry *find_bug(unsigned long bugaddr);
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enum bug_trap_type report_bug(unsigned long bug_addr, struct pt_regs *regs);
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/* These are defined by the architecture */
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int is_valid_bugaddr(unsigned long addr);
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#else /* !CONFIG_GENERIC_BUG */
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static inline void *find_bug(unsigned long bugaddr)
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{
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return NULL;
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}
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static inline enum bug_trap_type report_bug(unsigned long bug_addr,
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struct pt_regs *regs)
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{
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return BUG_TRAP_TYPE_BUG;
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}
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#endif /* CONFIG_GENERIC_BUG */
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#ifdef CONFIG_PANIC_ON_DATA_CORRUPTION
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#define PANIC_CORRUPTION 1
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#else
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#define PANIC_CORRUPTION 0
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#endif /* CONFIG_PANIC_ON_DATA_CORRUPTION */
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/*
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* Since detected data corruption should stop operation on the affected
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* structures. Return value must be checked and sanely acted on by caller.
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*/
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static inline __must_check bool check_data_corruption(bool v) { return v; }
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#define CHECK_DATA_CORRUPTION(condition, fmt, ...) \
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check_data_corruption(({ \
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bool corruption = unlikely(condition); \
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if (corruption) { \
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if (IS_ENABLED(CONFIG_BUG_ON_DATA_CORRUPTION)) { \
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pr_err(fmt, ##__VA_ARGS__); \
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BUG(); \
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} else \
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WARN(1, fmt, ##__VA_ARGS__); \
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} \
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corruption; \
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}))
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#endif /* _LINUX_BUG_H */
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