Evolution-X-Tensor/device_google_gs-common
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Dump F2FS disk_map and UFS phy version

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[   91.358748] type=1400 audit(1737771651.492:274): avc:  denied  { search } for  comm="dump_storage" name="f2fs" dev="proc" ino=4026532053 scontext=u:r:dump_storage:s0 tcontext=u:object_r:proc_f2fs:s0 tclass=dir permissive=0
[   49.564560] type=1400 audit(1737778106.496:153): avc:  denied  { read } for  comm="dump_storage" name="f2fs" dev="proc" ino=4026532053 scontext=u:r:dump_storage:s0 tcontext=u:object_r:proc_f2fs:s0 tclass=dir permissive=0
[   91.358930] type=1400 audit(1737771651.492:275): avc:  denied  { read } for  comm="dump_storage" name="phy_version" dev="sysfs" ino=109125 scontext=u:r:dump_storage:s0 tcontext=u:object_r:sysfs:s0 tclass=file permissive=0
[   91.359249] type=1400 audit(1737771651.492:276): avc:  denied  { read } for  comm="dump_storage" name="phy_release_date" dev="sysfs" ino=109126 scontext=u:r:dump_storage:s0 tcontext=u:object_r:sysfs:s0 tclass=file permissive=0

Bug: 392193452
Flag: EXEMPT bugfix
Change-Id: I8e174e378064a94681f74a88ee13b4461527076a
Signed-off-by: Jaegeuk Kim <jaegeuk@google.com>
This commit is contained in:
Jaegeuk Kim 2025-01-24 17:47:41 -08:00
parent 6151bff500
commit 7bd70d06d7
2 changed files with 24 additions and 0 deletions
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20
storage/dump_storage.cpp
View file

@ -67,11 +67,31 @@ int main() {
int mnt_time = android::base::GetIntProperty(F2FS_MNT_TIME_PROPERTY, 0);
printf("--- F2FS - checkpoint=disable time (ms) ---\n%d\n\n", mnt_time);
const std::string f2fs_proc_path("/proc/fs/f2fs/");
std::unique_ptr<DIR, decltype(&closedir)> procdir(
opendir(f2fs_proc_path.c_str()), closedir);
if (procdir) {
dirent *proc_entry;
while ((proc_entry = readdir(procdir.get())) != nullptr) {
std::string proc_name(proc_entry->d_name);
if (proc_name == "." || proc_name == ".." ||
strncmp(proc_name.c_str(), "dm-", 3))
continue;
dumpFileContent(("F2FS - " + proc_name).c_str(),
(f2fs_proc_path + proc_name + "/disk_map").c_str());
}
}
//UFS
dumpFileContent("UFS model", "/sys/block/sda/device/model");
dumpFileContent("UFS rev", "/sys/block/sda/device/rev");
dumpFileContent("UFS size", "/sys/block/sda/size");
dumpFileContent("UFS phy version",
"/dev/sys/block/bootdevice/pixel/phy_version");
dumpFileContent("UFS phy release_date",
"/dev/sys/block/bootdevice/pixel/phy_release_date");
dumpFileContent("UFS Slow IO Read",
"/dev/sys/block/bootdevice/slowio_read_cnt");
dumpFileContent("UFS Slow IO Write",

4
storage/sepolicy/dump_storage.te
View file

@ -4,6 +4,10 @@ pixel_bugreport(dump_storage)
# adb bugreport
allow dump_storage sysfs_scsi_devices_0000:dir r_dir_perms;
allow dump_storage sysfs_scsi_devices_0000:file r_file_perms;
allow dump_storage sysfs:file r_file_perms;
allow dump_storage proc_f2fs:dir r_dir_perms;
allow dump_storage proc_f2fs:file r_file_perms;
# adb bugreport
userdebug_or_eng(`