[PATCH v2 14/20] powerpc: perf/core: remove unnecessary checks for exclusion
From: Andrew Murray <hidden>
Date: 2018-11-26 11:14:37
Also in:
linux-alpha, linux-arm-kernel, linux-mips, lkml, sparclinux
Subsystem:
linux for powerpc (32-bit and 64-bit), the rest · Maintainers:
Madhavan Srinivasan, Michael Ellerman, Linus Torvalds
For PowerPC PMUs 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 <redacted> --- arch/powerpc/perf/hv-24x7.c | 9 --------- arch/powerpc/perf/hv-gpci.c | 9 --------- arch/powerpc/perf/imc-pmu.c | 18 ------------------ 3 files changed, 36 deletions(-)
diff --git a/arch/powerpc/perf/hv-24x7.c b/arch/powerpc/perf/hv-24x7.c
index 72238ee..d13d8a9 100644
--- a/arch/powerpc/perf/hv-24x7.c
+++ b/arch/powerpc/perf/hv-24x7.c@@ -1306,15 +1306,6 @@ static int h_24x7_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) - return -EINVAL; - /* no branch sampling */ if (has_branch_stack(event)) return -EOPNOTSUPP;
diff --git a/arch/powerpc/perf/hv-gpci.c b/arch/powerpc/perf/hv-gpci.c
index 43fabb3..e0ce0e0 100644
--- a/arch/powerpc/perf/hv-gpci.c
+++ b/arch/powerpc/perf/hv-gpci.c@@ -232,15 +232,6 @@ static int h_gpci_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) - return -EINVAL; - /* no branch sampling */ if (has_branch_stack(event)) return -EOPNOTSUPP;
diff --git a/arch/powerpc/perf/imc-pmu.c b/arch/powerpc/perf/imc-pmu.c
index 1fafc32b..49c0b1c 100644
--- a/arch/powerpc/perf/imc-pmu.c
+++ b/arch/powerpc/perf/imc-pmu.c@@ -473,15 +473,6 @@ static int nest_imc_event_init(struct perf_event *event) if (event->hw.sample_period) 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) - return -EINVAL; - if (event->cpu < 0) return -EINVAL;
@@ -748,15 +739,6 @@ static int core_imc_event_init(struct perf_event *event) if (event->hw.sample_period) 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) - return -EINVAL; - if (event->cpu < 0) return -EINVAL;
--
2.7.4