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authorLen Brown <len.brown@intel.com>2011-03-23 02:34:54 -0400
committerLen Brown <len.brown@intel.com>2011-03-23 02:34:54 -0400
commit02e2407858fd62053bf60349c0e72cd1c7a4a60e (patch)
tree0ebdbddc97d3abbc675916010e7771065b70c137 /kernel/sched_autogroup.h
parent96e1c408ea8a556c5b51e0e7d56bd2afbfbf5fe9 (diff)
parent6447f55da90b77faec1697d499ed7986bb4f6de6 (diff)
Merge branch 'linus' into release
Conflicts: arch/x86/kernel/acpi/sleep.c Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'kernel/sched_autogroup.h')
-rw-r--r--kernel/sched_autogroup.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/sched_autogroup.h b/kernel/sched_autogroup.h
index 7b859ffe5da..05577055cfc 100644
--- a/kernel/sched_autogroup.h
+++ b/kernel/sched_autogroup.h
@@ -1,6 +1,11 @@
#ifdef CONFIG_SCHED_AUTOGROUP
struct autogroup {
+ /*
+ * reference doesn't mean how many thread attach to this
+ * autogroup now. It just stands for the number of task
+ * could use this autogroup.
+ */
struct kref kref;
struct task_group *tg;
struct rw_semaphore lock;