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| author | Peter Zijlstra <peterz@infradead.org> | 2017-11-13 14:28:41 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2018-03-12 15:28:50 +0100 |
| commit | 6e6804d2fa0eff6520f3a2b48ff52bcb9dc25a9d (patch) | |
| tree | 08cbea1b10cf466d1d1e56ca0b45e555f0216ef2 /kernel/events | |
| parent | 6668128a9e25f7a11d25359e46df2541e6b43fc9 (diff) | |
| download | talos-op-linux-6e6804d2fa0eff6520f3a2b48ff52bcb9dc25a9d.tar.gz talos-op-linux-6e6804d2fa0eff6520f3a2b48ff52bcb9dc25a9d.zip | |
perf/core: Simpify perf_event_groups_for_each()
The last argument is, and always must be, the same.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Alexey Budankov <alexey.budankov@linux.intel.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: David Carrillo-Cisneros <davidcc@google.com>
Cc: Dmitri Prokhorov <Dmitry.Prohorov@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Kan Liang <kan.liang@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Valery Cherepennikov <valery.cherepennikov@intel.com>
Cc: Vince Weaver <vincent.weaver@maine.edu>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/events')
| -rw-r--r-- | kernel/events/core.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/kernel/events/core.c b/kernel/events/core.c index 4d601c06074f..fc5dd072c194 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -1642,11 +1642,11 @@ perf_event_groups_rotate(struct perf_event_groups *groups, int cpu) /* * Iterate through the whole groups tree. */ -#define perf_event_groups_for_each(event, groups, node) \ - for (event = rb_entry_safe(rb_first(&((groups)->tree)), \ - typeof(*event), node); event; \ - event = rb_entry_safe(rb_next(&event->node), \ - typeof(*event), node)) +#define perf_event_groups_for_each(event, groups) \ + for (event = rb_entry_safe(rb_first(&((groups)->tree)), \ + typeof(*event), group_node); event; \ + event = rb_entry_safe(rb_next(&event->group_node), \ + typeof(*event), group_node)) /* * Add a event from the lists for its context. @@ -11345,7 +11345,7 @@ static int perf_event_init_context(struct task_struct *child, int ctxn) * We dont have to disable NMIs - we are only looking at * the list, not manipulating it: */ - perf_event_groups_for_each(event, &parent_ctx->pinned_groups, group_node) { + perf_event_groups_for_each(event, &parent_ctx->pinned_groups) { ret = inherit_task_group(event, parent, parent_ctx, child, ctxn, &inherited_all); if (ret) @@ -11361,7 +11361,7 @@ static int perf_event_init_context(struct task_struct *child, int ctxn) parent_ctx->rotate_disable = 1; raw_spin_unlock_irqrestore(&parent_ctx->lock, flags); - perf_event_groups_for_each(event, &parent_ctx->flexible_groups, group_node) { + perf_event_groups_for_each(event, &parent_ctx->flexible_groups) { ret = inherit_task_group(event, parent, parent_ctx, child, ctxn, &inherited_all); if (ret) |
