perf: arm_spe: Expose event filter

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Expose an "event_filter" entry in the caps folder to inform user space
about which events can be filtered.

Change the return type of arm_spe_pmu_cap_get() from u32 to u64 to
accommodate the added event filter entry.

Signed-off-by: Leo Yan <leo.yan@arm.com>
Tested-by: Leo Yan <leo.yan@arm.com>
Signed-off-by: James Clark <james.clark@linaro.org>
Signed-off-by: Will Deacon <will@kernel.org>

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Leo Yan 2025-09-01 13:40:32 +01:00 • committed by Will Deacon

parent b4401403af

commit 51b9f16697

1 changed files with 20 additions and 2 deletions

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drivers/perf/arm_spe_pmu.c

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