diff options
| author | Shaokun Zhang <zhangshaokun@hisilicon.com> | 2022-03-03 16:54:19 +0800 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2022-03-08 11:40:44 +0000 |
| commit | 83f83cc0c1379413fb1199a78f91ab441a7e76fd (patch) | |
| tree | cf4dd36e2641fe857735f3992009debddd7a0a92 /kernel/locking/locktorture.c | |
| parent | 68fa55f0e05ce371c4b5de7932d9f570d61bf791 (diff) | |
arm64: perf: Expose some Armv9 common events under sysfs
Armv9[1] has introduced some common architectural events (0x400C-0x400F)
and common microarchitectural events (0x4010-0x401B), which can be detected
by PMCEID0_EL0 from bit44 to bit59, so expose these common events under
sysfs.
[1] https://developer.arm.com/documentation/ddi0608/ba
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Shaokun Zhang <zhangshaokun@hisilicon.com>
Link: https://lore.kernel.org/r/20220303085419.64085-1-zhangshaokun@hisilicon.com
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'kernel/locking/locktorture.c')
0 files changed, 0 insertions, 0 deletions