From: Xie XiuQi <xiexiuqi@huawei.com>
Date: Mon, 29 Jul 2013 03:52:24 +0000 (+0800)
Subject: generic-ipi/locking: Fix misleading smp_call_function_any() description
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=15e71911fcc655508e02f767a3d9b8b138051d2b;p=linux-beck.git

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>
---

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