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| author |   Paul E. McKenney <paulmck@linux.ibm.com> | 2018-11-06 19:20:05 -0800 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.ibm.com> | 2018-11-27 09:21:44 -0800 |
| commit | 0809d95451f7d867d37cf2b526b8da923fd72891 (patch) | |
| tree | b8ff591496f71bfcccf1e2d7ebc7d13af3f117e1 /kernel/events | |
| parent | workqueue: Replace call_rcu_sched() with call_rcu() (diff) | |
| download | linux-dev-0809d95451f7d867d37cf2b526b8da923fd72891.tar.xz linux-dev-0809d95451f7d867d37cf2b526b8da923fd72891.zip | |
events: Replace synchronize_sched() with synchronize_rcu()
Now that synchronize_rcu() waits for preempt-disable regions of code
as well as RCU read-side critical sections, synchronize_sched() can be
replaced by synchronize_rcu(). This commit therefore makes this change.
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Diffstat (limited to 'kernel/events')
| -rw-r--r-- | kernel/events/core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/events/core.c b/kernel/events/core.c index 84530ab358c3..c4b90cf7734a 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -9918,7 +9918,7 @@ static void account_event(struct perf_event *event) * call the perf scheduling hooks before proceeding to * install events that need them. */ - synchronize_sched(); + synchronize_rcu(); } /* * Now that we have waited for the sync_sched(), allow further |