sched: Replace rq->bkl_count with rq->rq_sched_info.bkl_count

Now rq->rq_sched_info.bkl_count is not used for rq, scroll
rq->bkl_count into it. Thus we can save some space for rq.

Signed-off-by: Yong Zhang <yong.zhang0@gmail.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <1294991859-13246-1-git-send-email-yong.zhang0@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 1 insertions, 4 deletions

diff --git a/kernel/sched.c b/kernel/sched.c
index 6cbff6bd1a60..0a169a85eb3e 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -553,9 +553,6 @@ struct rq {
         /* try_to_wake_up() stats */
         unsigned int ttwu_count;
         unsigned int ttwu_local;
-
-        /* BKL stats */
-        unsigned int bkl_count;
 #endif
 };
 
@@ -3887,7 +3884,7 @@ static inline void schedule_debug(struct task_struct *prev)
         schedstat_inc(this_rq(), sched_count);
 #ifdef CONFIG_SCHEDSTATS
         if (unlikely(prev->lock_depth >= 0)) {
-                schedstat_inc(this_rq(), bkl_count);
+                schedstat_inc(this_rq(), rq_sched_info.bkl_count);
                 schedstat_inc(prev, sched_info.bkl_count);
         }
 #endif