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| author | Xie XiuQi <xiexiuqi@huawei.com> | 2013-07-29 11:52:24 +0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2013-08-19 09:03:50 +0200 |
| commit | 15e71911fcc655508e02f767a3d9b8b138051d2b (patch) | |
| tree | 120a2912e19157ffb713a9446e9b64dc9ca75c30 /kernel/smp.c | |
| parent | 41e85ce8220c6e5fdef706fda6696cd291115b63 (diff) | |
| download | linux-stable-15e71911fcc655508e02f767a3d9b8b138051d2b.tar.gz linux-stable-15e71911fcc655508e02f767a3d9b8b138051d2b.tar.bz2 linux-stable-15e71911fcc655508e02f767a3d9b8b138051d2b.zip | |
generic-ipi/locking: Fix misleading smp_call_function_any() description
Fix locking description: after commit 8969a5ede0f9e17da4b9437
("generic-ipi: remove kmalloc()"), wait = 0 can be guaranteed
because we don't kmalloc() anymore.
Signed-off-by: Xie XiuQi <xiexiuqi@huawei.com>
Cc: Sheng Yang <sheng@linux.intel.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Jens Axboe <jens.axboe@oracle.com>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Link: http://lkml.kernel.org/r/51F5E6F8.1000801@huawei.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/smp.c')
| -rw-r--r-- | kernel/smp.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/kernel/smp.c b/kernel/smp.c index fe9f773d7114..b1c9034bdfcb 100644 --- a/kernel/smp.c +++ b/kernel/smp.c @@ -278,8 +278,6 @@ EXPORT_SYMBOL(smp_call_function_single); * @wait: If true, wait until function has completed. * * Returns 0 on success, else a negative status code (if no cpus were online). - * Note that @wait will be implicitly turned on in case of allocation failures, - * since we fall back to on-stack allocation. * * Selection preference: * 1) current cpu if in @mask |