For drivers that do not support context exclusion we do not advertise the PERF_PMU_CAP_EXCLUDE capability. This ensures that perf will prevent us from handling events where any exclusion flags are set. Let's remove the now unnecessary check for exclusion flags. Signed-off-by: Andrew Murray <andrew.murray@xxxxxxx> --- arch/x86/events/amd/ibs.c | 12 ------------ arch/x86/events/amd/power.c | 9 +-------- arch/x86/events/intel/cstate.c | 8 +------- arch/x86/events/intel/rapl.c | 8 +------- arch/x86/events/intel/uncore_snb.c | 8 +------- arch/x86/events/msr.c | 8 +------- 6 files changed, 5 insertions(+), 48 deletions(-) diff --git a/arch/x86/events/amd/ibs.c b/arch/x86/events/amd/ibs.c index d50bb4d..9e43ef6 100644 --- a/arch/x86/events/amd/ibs.c +++ b/arch/x86/events/amd/ibs.c @@ -253,15 +253,6 @@ static int perf_ibs_precise_event(struct perf_event *event, u64 *config) return -EOPNOTSUPP; } -static const struct perf_event_attr ibs_notsupp = { - .exclude_user = 1, - .exclude_kernel = 1, - .exclude_hv = 1, - .exclude_idle = 1, - .exclude_host = 1, - .exclude_guest = 1, -}; - static int perf_ibs_init(struct perf_event *event) { struct hw_perf_event *hwc = &event->hw; @@ -282,9 +273,6 @@ static int perf_ibs_init(struct perf_event *event) if (event->pmu != &perf_ibs->pmu) return -ENOENT; - if (perf_flags(&event->attr) & perf_flags(&ibs_notsupp)) - return -EINVAL; - if (config & ~perf_ibs->config_mask) return -EINVAL; diff --git a/arch/x86/events/amd/power.c b/arch/x86/events/amd/power.c index 2aefacf..ef80c60 100644 --- a/arch/x86/events/amd/power.c +++ b/arch/x86/events/amd/power.c @@ -136,14 +136,7 @@ static int pmu_event_init(struct perf_event *event) return -ENOENT; /* Unsupported modes and filters. */ - if (event->attr.exclude_user || - event->attr.exclude_kernel || - event->attr.exclude_hv || - event->attr.exclude_idle || - event->attr.exclude_host || - event->attr.exclude_guest || - /* no sampling */ - event->attr.sample_period) + if (event->attr.sample_period) return -EINVAL; if (cfg != AMD_POWER_EVENTSEL_PKG) diff --git a/arch/x86/events/intel/cstate.c b/arch/x86/events/intel/cstate.c index 9f8084f..af919c4 100644 --- a/arch/x86/events/intel/cstate.c +++ b/arch/x86/events/intel/cstate.c @@ -280,13 +280,7 @@ static int cstate_pmu_event_init(struct perf_event *event) return -ENOENT; /* unsupported modes and filters */ - if (event->attr.exclude_user || - event->attr.exclude_kernel || - event->attr.exclude_hv || - event->attr.exclude_idle || - event->attr.exclude_host || - event->attr.exclude_guest || - event->attr.sample_period) /* no sampling */ + if (event->attr.sample_period) /* no sampling */ return -EINVAL; if (event->cpu < 0) diff --git a/arch/x86/events/intel/rapl.c b/arch/x86/events/intel/rapl.c index 32f3e94..9cb94e6 100644 --- a/arch/x86/events/intel/rapl.c +++ b/arch/x86/events/intel/rapl.c @@ -397,13 +397,7 @@ static int rapl_pmu_event_init(struct perf_event *event) return -EINVAL; /* unsupported modes and filters */ - if (event->attr.exclude_user || - event->attr.exclude_kernel || - event->attr.exclude_hv || - event->attr.exclude_idle || - event->attr.exclude_host || - event->attr.exclude_guest || - event->attr.sample_period) /* no sampling */ + if (event->attr.sample_period) /* no sampling */ return -EINVAL; /* must be done before validate_group */ diff --git a/arch/x86/events/intel/uncore_snb.c b/arch/x86/events/intel/uncore_snb.c index 8527c3e..26441eb 100644 --- a/arch/x86/events/intel/uncore_snb.c +++ b/arch/x86/events/intel/uncore_snb.c @@ -374,13 +374,7 @@ static int snb_uncore_imc_event_init(struct perf_event *event) return -EINVAL; /* unsupported modes and filters */ - if (event->attr.exclude_user || - event->attr.exclude_kernel || - event->attr.exclude_hv || - event->attr.exclude_idle || - event->attr.exclude_host || - event->attr.exclude_guest || - event->attr.sample_period) /* no sampling */ + if (event->attr.sample_period) /* no sampling */ return -EINVAL; /* diff --git a/arch/x86/events/msr.c b/arch/x86/events/msr.c index b4771a6..c4fa5d4 100644 --- a/arch/x86/events/msr.c +++ b/arch/x86/events/msr.c @@ -160,13 +160,7 @@ static int msr_event_init(struct perf_event *event) return -ENOENT; /* unsupported modes and filters */ - if (event->attr.exclude_user || - event->attr.exclude_kernel || - event->attr.exclude_hv || - event->attr.exclude_idle || - event->attr.exclude_host || - event->attr.exclude_guest || - event->attr.sample_period) /* no sampling */ + if (event->attr.sample_period) /* no sampling */ return -EINVAL; if (cfg >= PERF_MSR_EVENT_MAX) -- 2.7.4