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| author | Michael wang <wangyun@linux.vnet.ibm.com> | 2013-10-28 10:50:22 +0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2013-10-28 11:36:50 +0100 |
| commit | ac9ff7997b6f2b31949dcd2495ac671fd9ddc990 (patch) | |
| tree | e4f028e899cf804d60a20b4aed3a4473a996fb6c /kernel | |
| parent | e9aa39bb7c4415ca26484239cc3a6686d549bf4f (diff) | |
| download | op-kernel-dev-ac9ff7997b6f2b31949dcd2495ac671fd9ddc990.zip op-kernel-dev-ac9ff7997b6f2b31949dcd2495ac671fd9ddc990.tar.gz | |
sched: Remove extra put_online_cpus() inside sched_setaffinity()
Commit 6acce3ef8:
sched: Remove get_online_cpus() usage
has left one extra put_online_cpus() inside sched_setaffinity(),
remove it to fix the WARN:
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3166 at kernel/cpu.c:84 put_online_cpus+0x43/0x70()
...
[<ffffffff810c3fef>] put_online_cpus+0x43/0x70 [
[<ffffffff810efd59>] sched_setaffinity+0x7d/0x1f9 [
...
Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Tested-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Michael Wang <wangyun@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/526DD0EE.1090309@linux.vnet.ibm.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/sched/core.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c index c06b8d3..7c61f31 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -3716,7 +3716,6 @@ long sched_setaffinity(pid_t pid, const struct cpumask *in_mask) p = find_process_by_pid(pid); if (!p) { rcu_read_unlock(); - put_online_cpus(); return -ESRCH; } |
