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| author | Dave Jones <davej@redhat.com> | 2011-12-22 16:39:30 -0500 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-12-23 11:20:50 +0100 |
| commit | 664dfa65e84429d0b68694483e1de7365c7c56fb (patch) | |
| tree | 9c3b1ae83a5a139c0420184d5eece0059c086216 /kernel/sched/core.c | |
| parent | 62af3783e4fd8ba9e28416e8e91cb3bdd9fb133e (diff) | |
| download | lwn-664dfa65e84429d0b68694483e1de7365c7c56fb.tar.gz lwn-664dfa65e84429d0b68694483e1de7365c7c56fb.zip | |
sched: Disable scheduler warnings during oopses
The panic-on-framebuffer code seems to cause a schedule
to occur during an oops. This causes a bunch of extra
spew as can be seen in:
https://bugzilla.redhat.com/attachment.cgi?id=549230
Don't do scheduler debug checks when we are oopsing already.
Signed-off-by: Dave Jones <davej@redhat.com>
Link: http://lkml.kernel.org/r/20111222213929.GA4722@redhat.com
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/sched/core.c')
| -rw-r--r-- | kernel/sched/core.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 081ece26803f..8ffe523dfa8e 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -3077,6 +3077,9 @@ static noinline void __schedule_bug(struct task_struct *prev) { struct pt_regs *regs = get_irq_regs(); + if (oops_in_progress) + return; + printk(KERN_ERR "BUG: scheduling while atomic: %s/%d/0x%08x\n", prev->comm, prev->pid, preempt_count()); |