lkml.org 
[lkml]   [2008]   [Jul]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[PATCH] __down_common: use signal_pending_state()
Change __down_common() to use signal_pending_state() instead of open
coding.

The changes in kernel/semaphore.o are just artefacts, the state checks
are optimized away.

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>

--- 26-rc2/kernel/semaphore.c~2_SPS_DOWN 2008-06-08 17:25:01.000000000 +0400
+++ 26-rc2/kernel/semaphore.c 2008-07-24 20:17:47.000000000 +0400
@@ -211,9 +211,7 @@ static inline int __sched __down_common(
waiter.up = 0;

for (;;) {
- if (state == TASK_INTERRUPTIBLE && signal_pending(task))
- goto interrupted;
- if (state == TASK_KILLABLE && fatal_signal_pending(task))
+ if (signal_pending_state(state, task))
goto interrupted;
if (timeout <= 0)
goto timed_out;


\
 
 \ /
  Last update: 2008-07-24 18:35    [W:0.035 / U:0.036 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site