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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 /include
parent06e79d3b45df263984539c417d9c781bdaa31351 (diff)
parent46c498c2cdee5efe44f617bcd4f388179be36115 (diff)
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 'include')
-rw-r--r--include/linux/smpboot.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/smpboot.h b/include/linux/smpboot.h
index c65dee059913..13e929679550 100644
--- a/include/linux/smpboot.h
+++ b/include/linux/smpboot.h
@@ -24,6 +24,9 @@ struct smpboot_thread_data;
* parked (cpu offline)
* @unpark: Optional unpark function, called when the thread is
* unparked (cpu online)
+ * @pre_unpark: Optional unpark function, called before the thread is
+ * unparked (cpu online). This is not guaranteed to be
+ * called on the target cpu of the thread. Careful!
* @selfparking: Thread is not parked by the park function.
* @thread_comm: The base name of the thread
*/
@@ -37,6 +40,7 @@ struct smp_hotplug_thread {
void (*cleanup)(unsigned int cpu, bool online);
void (*park)(unsigned int cpu);
void (*unpark)(unsigned int cpu);
+ void (*pre_unpark)(unsigned int cpu);
bool selfparking;
const char *thread_comm;
};