Commit-ID: a0733e695b83a9c31f779e41dcaec8ef924716b5
Gitweb: http://git.kernel.org/tip/a0733e695b83a9c31f779e41dcaec8ef924716b5
Author: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
AuthorDate: Tue, 26 Jan 2016 12:14:40 +0100
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Fri, 29 Jan 2016 08:35:25 +0100
perf: Remove __free_event()
There is but a single caller, remove the function - we already have
_free_event(), the extra indirection is nonsensical..
Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Cc: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Stephane Eranian <eranian@xxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Vince Weaver <vincent.weaver@xxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
kernel/events/core.c | 45 ++++++++++++++++++++-------------------------
1 file changed, 20 insertions(+), 25 deletions(-)
diff --git a/kernel/events/core.c b/kernel/events/core.c
index eb44730..024adf0 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -3590,7 +3590,7 @@ static void unaccount_event(struct perf_event *event)
* 3) two matching events on the same context.
*
* The former two cases are handled in the allocation path (perf_event_alloc(),
- * __free_event()), the latter -- before the first perf_install_in_context().
+ * _free_event()), the latter -- before the first perf_install_in_context().
*/
static int exclusive_event_init(struct perf_event *event)
{
@@ -3665,29 +3665,6 @@ static bool exclusive_event_installable(struct perf_event *event,
return true;
}
-static void __free_event(struct perf_event *event)
-{
- if (!event->parent) {
- if (event->attr.sample_type & PERF_SAMPLE_CALLCHAIN)
- put_callchain_buffers();
- }
-
- perf_event_free_bpf_prog(event);
-
- if (event->destroy)
- event->destroy(event);
-
- if (event->ctx)
- put_ctx(event->ctx);
-
- if (event->pmu) {
- exclusive_event_destroy(event);
- module_put(event->pmu->module);
- }
-
- call_rcu(&event->rcu_head, free_event_rcu);
-}
-
static void _free_event(struct perf_event *event)
{
irq_work_sync(&event->pending);
@@ -3709,7 +3686,25 @@ static void _free_event(struct perf_event *event)
if (is_cgroup_event(event))
perf_detach_cgroup(event);
- __free_event(event);
+ if (!event->parent) {
+ if (event->attr.sample_type & PERF_SAMPLE_CALLCHAIN)
+ put_callchain_buffers();
+ }
+
+ perf_event_free_bpf_prog(event);
+
+ if (event->destroy)
+ event->destroy(event);
+
+ if (event->ctx)
+ put_ctx(event->ctx);
+
+ if (event->pmu) {
+ exclusive_event_destroy(event);
+ module_put(event->pmu->module);
+ }
+
+ call_rcu(&event->rcu_head, free_event_rcu);
}
/*
--
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