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authorRafael J. Wysocki <rjw@sisk.pl>2012-02-09 23:54:09 +0100
committerRafael J. Wysocki <rjw@sisk.pl>2012-02-09 23:54:09 +0100
commit3ed3c7b559f3cae7a5a92860a127ceb0cafd5a9c (patch)
treec8ab8e608222f07edf46a42e6ec3cb27ac4ceaa0 /kernel/power/process.c
parente470d06655e00749f6f9372e4fa4f20cea7ed7c5 (diff)
parentd020283dc694c9ec31b410f522252f7a8397e67d (diff)
downloadlinux-next-3ed3c7b559f3cae7a5a92860a127ceb0cafd5a9c.tar.gz
Merge commit 'pm-fixes-for-3.3-rc3' into pm-sleep
New material in the pm-sleep branch depends on recent power management fixes.
Diffstat (limited to 'kernel/power/process.c')
-rw-r--r--kernel/power/process.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/kernel/power/process.c b/kernel/power/process.c
index eeca00311f39..7e426459e60a 100644
--- a/kernel/power/process.c
+++ b/kernel/power/process.c
@@ -143,7 +143,10 @@ int freeze_processes(void)
/**
* freeze_kernel_threads - Make freezable kernel threads go to the refrigerator.
*
- * On success, returns 0. On failure, -errno and system is fully thawed.
+ * On success, returns 0. On failure, -errno and only the kernel threads are
+ * thawed, so as to give a chance to the caller to do additional cleanups
+ * (if any) before thawing the userspace tasks. So, it is the responsibility
+ * of the caller to thaw the userspace tasks, when the time is right.
*/
int freeze_kernel_threads(void)
{
@@ -159,7 +162,7 @@ int freeze_kernel_threads(void)
BUG_ON(in_atomic());
if (error)
- thaw_processes();
+ thaw_kernel_threads();
return error;
}