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| author | Will Deacon <will.deacon@arm.com> | 2018-10-05 13:33:02 +0100 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2018-11-21 13:16:34 +0000 |
| commit | 2ddd5e58252669a96018719adf60f7d078dc8a95 (patch) | |
| tree | 15a786ee0ad278d980b6b7bdc66899c4cb429b3d /arch/arm64/kernel | |
| parent | 4b47e573a4a4f462b619fe623f6dab5c723c2f27 (diff) | |
| download | linux-0-day-2ddd5e58252669a96018719adf60f7d078dc8a95.tar.gz linux-0-day-2ddd5e58252669a96018719adf60f7d078dc8a95.tar.xz | |
arm64: perf: Hook up new events
There have been some additional events added to the PMU architecture
since Armv8.0, so expose them via our sysfs infrastructure.
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm64/kernel')
| -rw-r--r-- | arch/arm64/kernel/perf_event.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c index a6e17622bad30..95d40cde36212 100644 --- a/arch/arm64/kernel/perf_event.c +++ b/arch/arm64/kernel/perf_event.c @@ -221,6 +221,18 @@ ARMV8_EVENT_ATTR(l2d_tlb_refill, ARMV8_PMUV3_PERFCTR_L2D_TLB_REFILL); ARMV8_EVENT_ATTR(l2i_tlb_refill, ARMV8_PMUV3_PERFCTR_L2I_TLB_REFILL); ARMV8_EVENT_ATTR(l2d_tlb, ARMV8_PMUV3_PERFCTR_L2D_TLB); ARMV8_EVENT_ATTR(l2i_tlb, ARMV8_PMUV3_PERFCTR_L2I_TLB); +ARMV8_EVENT_ATTR(remote_access, ARMV8_PMUV3_PERFCTR_REMOTE_ACCESS); +ARMV8_EVENT_ATTR(ll_cache, ARMV8_PMUV3_PERFCTR_LL_CACHE); +ARMV8_EVENT_ATTR(ll_cache_miss, ARMV8_PMUV3_PERFCTR_LL_CACHE_MISS); +ARMV8_EVENT_ATTR(dtlb_walk, ARMV8_PMUV3_PERFCTR_DTLB_WALK); +ARMV8_EVENT_ATTR(itlb_walk, ARMV8_PMUV3_PERFCTR_ITLB_WALK); +ARMV8_EVENT_ATTR(ll_cache_rd, ARMV8_PMUV3_PERFCTR_LL_CACHE_RD); +ARMV8_EVENT_ATTR(ll_cache_miss_rd, ARMV8_PMUV3_PERFCTR_LL_CACHE_MISS_RD); +ARMV8_EVENT_ATTR(remote_access_rd, ARMV8_PMUV3_PERFCTR_REMOTE_ACCESS_RD); +ARMV8_EVENT_ATTR(sample_pop, ARMV8_SPE_PERFCTR_SAMPLE_POP); +ARMV8_EVENT_ATTR(sample_feed, ARMV8_SPE_PERFCTR_SAMPLE_FEED); +ARMV8_EVENT_ATTR(sample_filtrate, ARMV8_SPE_PERFCTR_SAMPLE_FILTRATE); +ARMV8_EVENT_ATTR(sample_collision, ARMV8_SPE_PERFCTR_SAMPLE_COLLISION); static struct attribute *armv8_pmuv3_event_attrs[] = { &armv8_event_attr_sw_incr.attr.attr, @@ -271,6 +283,18 @@ static struct attribute *armv8_pmuv3_event_attrs[] = { &armv8_event_attr_l2i_tlb_refill.attr.attr, &armv8_event_attr_l2d_tlb.attr.attr, &armv8_event_attr_l2i_tlb.attr.attr, + &armv8_event_attr_remote_access.attr.attr, + &armv8_event_attr_ll_cache.attr.attr, + &armv8_event_attr_ll_cache_miss.attr.attr, + &armv8_event_attr_dtlb_walk.attr.attr, + &armv8_event_attr_itlb_walk.attr.attr, + &armv8_event_attr_ll_cache_rd.attr.attr, + &armv8_event_attr_ll_cache_miss_rd.attr.attr, + &armv8_event_attr_remote_access_rd.attr.attr, + &armv8_event_attr_sample_pop.attr.attr, + &armv8_event_attr_sample_feed.attr.attr, + &armv8_event_attr_sample_filtrate.attr.attr, + &armv8_event_attr_sample_collision.attr.attr, NULL, }; |