On Wed, Jan 22, 2014 at 10:37:55AM +0100, Markus Trippelsdorf wrote: > git bisect points to: > > commit 8cb75e0c4ec9786b81439761eac1d18d4a931af3 > Author: Peter Zijlstra <pet...@infradead.org> > Date: Wed Nov 20 12:22:37 2013 +0100 > > sched/preempt: Fix up missed PREEMPT_NEED_RESCHED folding >
No idea why kvm would go funny on that, real hardware runs fine. You're running a !PREEMPT kernel, right? Does the below make any difference? --- include/linux/preempt.h | 5 ----- 1 file changed, 5 deletions(-) diff --git a/include/linux/preempt.h b/include/linux/preempt.h index 59749fc48328..de83b4eb1642 100644 --- a/include/linux/preempt.h +++ b/include/linux/preempt.h @@ -134,7 +134,6 @@ do { \ #undef preempt_check_resched #endif -#ifdef CONFIG_PREEMPT #define preempt_set_need_resched() \ do { \ set_preempt_need_resched(); \ @@ -144,10 +143,6 @@ do { \ if (tif_need_resched()) \ set_preempt_need_resched(); \ } while (0) -#else -#define preempt_set_need_resched() do { } while (0) -#define preempt_fold_need_resched() do { } while (0) -#endif #ifdef CONFIG_PREEMPT_NOTIFIERS -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/