Strange rcu_read_unlock() which causes a imbalance, and boot hang.. I
didn't notice a reason for it, and removing it allows my system to make
progress.
This should go into the preempt-realtime-sched.patch
Signed-Off-By: Daniel Walker <[email protected]>
Index: linux-2.6.22.1/kernel/sched.c
===================================================================
--- linux-2.6.22.1.orig/kernel/sched.c 2007-07-22 16:47:37.000000000 +0000
+++ linux-2.6.22.1/kernel/sched.c 2007-07-22 16:16:48.000000000 +0000
@@ -4900,7 +4900,6 @@ asmlinkage long sys_sched_yield(void)
* no need to preempt or enable interrupts:
*/
spin_unlock_no_resched(&rq->lock);
- rcu_read_unlock();
__schedule();
-
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