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authorLinus Torvalds <torvalds@linux-foundation.org>2013-03-05 18:07:12 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2013-03-05 18:07:12 -0800
commit6516ab6fdffbda656253d4e1231660c3f87f7889 (patch)
tree516f37c91a7240604153df590eb771bb65384932 /kernel
parent06e79d3b45df263984539c417d9c781bdaa31351 (diff)
parent46c498c2cdee5efe44f617bcd4f388179be36115 (diff)
downloadop-kernel-dev-6516ab6fdffbda656253d4e1231660c3f87f7889.zip
op-kernel-dev-6516ab6fdffbda656253d4e1231660c3f87f7889.tar.gz
Merge branch 'core-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull smpboot bugfix from Thomas Gleixner: "A single bugfix for a regression introduced with the conversion of the stop machine threads to the generic smpboot thread management facility" * 'core-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: stop_machine: Mark per cpu stopper enabled early
Diffstat (limited to 'kernel')
-rw-r--r--kernel/smpboot.c2
-rw-r--r--kernel/stop_machine.c2
2 files changed, 3 insertions, 1 deletions
diff --git a/kernel/smpboot.c b/kernel/smpboot.c
index b9bde57..25d3d8b 100644
--- a/kernel/smpboot.c
+++ b/kernel/smpboot.c
@@ -209,6 +209,8 @@ static void smpboot_unpark_thread(struct smp_hotplug_thread *ht, unsigned int cp
{
struct task_struct *tsk = *per_cpu_ptr(ht->store, cpu);
+ if (ht->pre_unpark)
+ ht->pre_unpark(cpu);
kthread_unpark(tsk);
}
diff --git a/kernel/stop_machine.c b/kernel/stop_machine.c
index 95d178c..c09f295 100644
--- a/kernel/stop_machine.c
+++ b/kernel/stop_machine.c
@@ -336,7 +336,7 @@ static struct smp_hotplug_thread cpu_stop_threads = {
.create = cpu_stop_create,
.setup = cpu_stop_unpark,
.park = cpu_stop_park,
- .unpark = cpu_stop_unpark,
+ .pre_unpark = cpu_stop_unpark,
.selfparking = true,
};
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