Commit 618fde87 authored by Sasha Levin's avatar Sasha Levin Committed by Linus Torvalds

kernel/smp.c:on_each_cpu_cond(): fix warning in fallback path

The rarely-executed memry-allocation-failed callback path generates a
WARN_ON_ONCE() when smp_call_function_single() succeeds.  Presumably
it's supposed to warn on failures.
Signed-off-by: default avatarSasha Levin <sasha.levin@oracle.com>
Cc: Christoph Lameter <cl@gentwo.org>
Cc: Gilad Ben-Yossef <gilad@benyossef.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Tejun Heo <htejun@gmail.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent dbffcd03
...@@ -670,7 +670,7 @@ void on_each_cpu_cond(bool (*cond_func)(int cpu, void *info), ...@@ -670,7 +670,7 @@ void on_each_cpu_cond(bool (*cond_func)(int cpu, void *info),
if (cond_func(cpu, info)) { if (cond_func(cpu, info)) {
ret = smp_call_function_single(cpu, func, ret = smp_call_function_single(cpu, func,
info, wait); info, wait);
WARN_ON_ONCE(!ret); WARN_ON_ONCE(ret);
} }
preempt_enable(); preempt_enable();
} }
......
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