From ac9ff7997b6f2b31949dcd2495ac671fd9ddc990 Mon Sep 17 00:00:00 2001 From: Michael wang Date: Mon, 28 Oct 2013 10:50:22 +0800 Subject: [PATCH] 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() ... [] put_online_cpus+0x43/0x70 [ [] sched_setaffinity+0x7d/0x1f9 [ ... Reported-by: Fengguang Wu Tested-by: Fengguang Wu Signed-off-by: Michael Wang Cc: Peter Zijlstra Link: http://lkml.kernel.org/r/526DD0EE.1090309@linux.vnet.ibm.com Signed-off-by: Ingo Molnar --- kernel/sched/core.c | 1 - 1 file changed, 1 deletion(-) 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; } -- 2.7.4