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authorMike Galbraith <efault@gmx.de>2010-03-11 17:16:43 +0100
committerIngo Molnar <mingo@elte.hu>2010-03-11 18:32:53 +0100
commitc6ee36c423c3ed1fb86bb3eabba9fc256a300d16 (patch)
treea7c98864e3a5c84fac57e8f0ce8777f83df81372 /kernel/sched.c
parentf2e74eeac03ffb779d64b66a643c5e598145a28b (diff)
sched: Remove SYNC_WAKEUPS feature
Sync wakeups are critical functionality with a long history. Remove it, we don't need the branch or icache footprint. Signed-off-by: Mike Galbraith <efault@gmx.de> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <1268301817.6785.47.camel@marge.simson.net> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/sched.c')
-rw-r--r--kernel/sched.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/kernel/sched.c b/kernel/sched.c
index 16559de4ede..cc6dc8caa38 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -2369,9 +2369,6 @@ static int try_to_wake_up(struct task_struct *p, unsigned int state,
unsigned long flags;
struct rq *rq;
- if (!sched_feat(SYNC_WAKEUPS))
- wake_flags &= ~WF_SYNC;
-
this_cpu = get_cpu();
smp_wmb();