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authorIngo Molnar <mingo@elte.hu>2007-10-15 17:00:12 +0200
committerIngo Molnar <mingo@elte.hu>2007-10-15 17:00:12 +0200
commit5522d5d5f70005faeffff3ffc0cfa8eec0155de4 (patch)
treed05fc41d19b8a70102a0ad3ad7ed8f6fd2d1cf7d /kernel/sched_fair.c
parentb9fa3df33f9166daf81bfa8253d339f5a7726122 (diff)
downloadlinux-5522d5d5f70005faeffff3ffc0cfa8eec0155de4.tar.bz2
sched: mark scheduling classes as const
mark scheduling classes as const. The speeds up the code a bit and shrinks it: text data bss dec hex filename 40027 4018 292 44337 ad31 sched.o.before 40190 3842 292 44324 ad24 sched.o.after Signed-off-by: Ingo Molnar <mingo@elte.hu> Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/sched_fair.c')
-rw-r--r--kernel/sched_fair.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c
index de13a6f5b977..32fd976f8566 100644
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -76,8 +76,6 @@ const_debug unsigned int sysctl_sched_batch_wakeup_granularity = 25000000UL;
*/
const_debug unsigned int sysctl_sched_wakeup_granularity = 2000000UL;
-extern struct sched_class fair_sched_class;
-
/**************************************************************
* CFS operations on generic schedulable entities:
*/
@@ -1031,7 +1029,8 @@ static void set_curr_task_fair(struct rq *rq)
/*
* All the scheduling class methods:
*/
-struct sched_class fair_sched_class __read_mostly = {
+static const struct sched_class fair_sched_class = {
+ .next = &idle_sched_class,
.enqueue_task = enqueue_task_fair,
.dequeue_task = dequeue_task_fair,
.yield_task = yield_task_fair,