diff options
author | Ingo Molnar <mingo@kernel.org> | 2019-02-28 08:27:17 +0100 |
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committer | Ingo Molnar <mingo@kernel.org> | 2019-02-28 08:27:17 +0100 |
commit | 9ed8f1a6e7670aadd5aef30456a90b456ed1b185 (patch) | |
tree | b93479f7f70187b68d29b747ce02c720ddb11f42 /arch/x86/events/intel/core.c | |
parent | 43f4e6279f05eefac058a3524e184cecae463bfe (diff) | |
parent | 7d762d69145a54d169f58e56d6dac57a5508debc (diff) |
Merge branch 'linus' into perf/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/events/intel/core.c')
-rw-r--r-- | arch/x86/events/intel/core.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c index 024a515d9102..17096d3cd616 100644 --- a/arch/x86/events/intel/core.c +++ b/arch/x86/events/intel/core.c @@ -3599,6 +3599,11 @@ static void intel_pmu_sched_task(struct perf_event_context *ctx, intel_pmu_lbr_sched_task(ctx, sched_in); } +static int intel_pmu_check_period(struct perf_event *event, u64 value) +{ + return intel_pmu_has_bts_period(event, value) ? -EINVAL : 0; +} + PMU_FORMAT_ATTR(offcore_rsp, "config1:0-63"); PMU_FORMAT_ATTR(ldlat, "config1:0-15"); @@ -3679,6 +3684,8 @@ static __initconst const struct x86_pmu core_pmu = { .cpu_starting = intel_pmu_cpu_starting, .cpu_dying = intel_pmu_cpu_dying, .cpu_dead = intel_pmu_cpu_dead, + + .check_period = intel_pmu_check_period, }; static struct attribute *intel_pmu_attrs[]; @@ -3723,6 +3730,8 @@ static __initconst const struct x86_pmu intel_pmu = { .guest_get_msrs = intel_guest_get_msrs, .sched_task = intel_pmu_sched_task, + + .check_period = intel_pmu_check_period, }; static __init void intel_clovertown_quirk(void) |