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authorPeter Zijlstra <peterz@infradead.org>2009-01-12 12:52:23 +0100
committerIngo Molnar <mingo@elte.hu>2009-01-12 13:33:20 +0100
commit6d612b0f943289856c6e8186c564cda922cd040e (patch)
tree8753222989421a00828c7f4d2fc276021a453263 /include
parent783adf42cf039083dd3c734c07c3bdc707e2bb15 (diff)
downloadop-kernel-dev-6d612b0f943289856c6e8186c564cda922cd040e.zip
op-kernel-dev-6d612b0f943289856c6e8186c564cda922cd040e.tar.gz
locking, hpet: annotate false positive warning
Alexander Beregalov reported that this warning is caused by the HPET code: > hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0 > hpet0: 3 comparators, 64-bit 14.318180 MHz counter > ODEBUG: object is on stack, but not annotated > ------------[ cut here ]------------ > WARNING: at lib/debugobjects.c:251 __debug_object_init+0x2a4/0x352() > Bisected down to 26afe5f2fbf06ea0765aaa316640c4dd472310c0 > (x86: HPET_MSI Initialise per-cpu HPET timers) The commit is fine - but the on-stack workqueue entry needs annotation. Reported-and-bisected-by: Alexander Beregalov <a.beregalov@gmail.com> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Tested-by: Alexander Beregalov <a.beregalov@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include')
-rw-r--r--include/linux/workqueue.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index b362911..47151c8 100644
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -118,6 +118,12 @@ struct execute_work {
init_timer(&(_work)->timer); \
} while (0)
+#define INIT_DELAYED_WORK_ON_STACK(_work, _func) \
+ do { \
+ INIT_WORK(&(_work)->work, (_func)); \
+ init_timer_on_stack(&(_work)->timer); \
+ } while (0)
+
#define INIT_DELAYED_WORK_DEFERRABLE(_work, _func) \
do { \
INIT_WORK(&(_work)->work, (_func)); \
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