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* [PATCH] DSPBRIDGE: replace init_timer with init_timer_on_stack
@ 2010-01-20  0:45 Nishanth Menon
  2010-01-20  9:55 ` Ameya Palande
  0 siblings, 1 reply; 3+ messages in thread
From: Nishanth Menon @ 2010-01-20  0:45 UTC (permalink / raw)
  To: linux-omap
  Cc: Nishanth Menon, Ameya Palande, Deepak Chitriki, Felipe Contreras,
	Hiroshi Doyu, Omar Ramirez Luna

With LOCK_DEP enabled and DEBUG_OBJECTS_TIMERS, DSPBridge
SYNC_WaitOnMultipleEvents will fail with message
"ODEBUG: object is on stack, but not annotated"
since the timeout timer is on the stack, we should rightly use
init_timer_on_stack.

Cc: Ameya Palande <ameya.palande@nokia.com>
Cc: Deepak Chitriki <deepak.chitriki@ti.com>
Cc: Felipe Contreras <felipe.contreras@nokia.com>
Cc: Hiroshi Doyu <hiroshi.doyu@nokia.com>
Cc: Omar Ramirez Luna <omar.ramirez@ti.com>

Signed-off-by: Nishanth Menon <nm@ti.com>
---
 drivers/dsp/bridge/services/sync.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/dsp/bridge/services/sync.c b/drivers/dsp/bridge/services/sync.c
index c2d79c7..d246656 100644
--- a/drivers/dsp/bridge/services/sync.c
+++ b/drivers/dsp/bridge/services/sync.c
@@ -330,7 +330,7 @@ DSP_STATUS SYNC_WaitOnMultipleEvents(struct SYNC_OBJECT **hSyncEvents,
 	if (Wp->state != wo_signalled && dwTimeout > 0) {
 		struct timer_list timeout;
 		if (dwTimeout != SYNC_INFINITE) {
-			init_timer(&timeout);
+			init_timer_on_stack(&timeout);
 			timeout.function = timeout_callback;
 			timeout.data = (unsigned long)Wp;
 			timeout.expires = jiffies + dwTimeout * HZ / 1000;
-- 
1.6.3.3


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] DSPBRIDGE: replace init_timer with init_timer_on_stack
  2010-01-20  0:45 [PATCH] DSPBRIDGE: replace init_timer with init_timer_on_stack Nishanth Menon
@ 2010-01-20  9:55 ` Ameya Palande
  2010-01-20 22:53   ` Ramirez Luna, Omar
  0 siblings, 1 reply; 3+ messages in thread
From: Ameya Palande @ 2010-01-20  9:55 UTC (permalink / raw)
  To: ext Nishanth Menon
  Cc: linux-omap, Deepak Chitriki, Contreras Felipe (Nokia-D/Helsinki),
	Doyu Hiroshi (Nokia-D/Helsinki), Omar Ramirez Luna

On Wed, 2010-01-20 at 01:45 +0100, ext Nishanth Menon wrote:
> With LOCK_DEP enabled and DEBUG_OBJECTS_TIMERS, DSPBridge
> SYNC_WaitOnMultipleEvents will fail with message
> "ODEBUG: object is on stack, but not annotated"
> since the timeout timer is on the stack, we should rightly use
> init_timer_on_stack.
> 
> Cc: Ameya Palande <ameya.palande@nokia.com>
> Cc: Deepak Chitriki <deepak.chitriki@ti.com>
> Cc: Felipe Contreras <felipe.contreras@nokia.com>
> Cc: Hiroshi Doyu <hiroshi.doyu@nokia.com>
> Cc: Omar Ramirez Luna <omar.ramirez@ti.com>
> 
> Signed-off-by: Nishanth Menon <nm@ti.com>
> ---
>  drivers/dsp/bridge/services/sync.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/dsp/bridge/services/sync.c b/drivers/dsp/bridge/services/sync.c
> index c2d79c7..d246656 100644
> --- a/drivers/dsp/bridge/services/sync.c
> +++ b/drivers/dsp/bridge/services/sync.c
> @@ -330,7 +330,7 @@ DSP_STATUS SYNC_WaitOnMultipleEvents(struct SYNC_OBJECT **hSyncEvents,
>  	if (Wp->state != wo_signalled && dwTimeout > 0) {
>  		struct timer_list timeout;
>  		if (dwTimeout != SYNC_INFINITE) {
> -			init_timer(&timeout);
> +			init_timer_on_stack(&timeout);
>  			timeout.function = timeout_callback;
>  			timeout.data = (unsigned long)Wp;
>  			timeout.expires = jiffies + dwTimeout * HZ / 1000;

Acked-by: Ameya Palande <ameya.palande@nokia.com>


^ permalink raw reply	[flat|nested] 3+ messages in thread

* RE: [PATCH] DSPBRIDGE: replace init_timer with init_timer_on_stack
  2010-01-20  9:55 ` Ameya Palande
@ 2010-01-20 22:53   ` Ramirez Luna, Omar
  0 siblings, 0 replies; 3+ messages in thread
From: Ramirez Luna, Omar @ 2010-01-20 22:53 UTC (permalink / raw)
  To: Ameya Palande, Menon, Nishanth
  Cc: linux-omap, Chitriki Rudramuni, Deepak,
	Contreras Felipe (Nokia-D/Helsinki),
	Doyu Hiroshi (Nokia-D/Helsinki)

>From: Ameya Palande on Wednesday, January 20, 2010 3:55 AM
>
>On Wed, 2010-01-20 at 01:45 +0100, ext Nishanth Menon wrote:
>> With LOCK_DEP enabled and DEBUG_OBJECTS_TIMERS, DSPBridge
>> SYNC_WaitOnMultipleEvents will fail with message
>> "ODEBUG: object is on stack, but not annotated"
>> since the timeout timer is on the stack, we should rightly use
>> init_timer_on_stack.
>>
>> Cc: Ameya Palande <ameya.palande@nokia.com>
>> Cc: Deepak Chitriki <deepak.chitriki@ti.com>
>> Cc: Felipe Contreras <felipe.contreras@nokia.com>
>> Cc: Hiroshi Doyu <hiroshi.doyu@nokia.com>
>> Cc: Omar Ramirez Luna <omar.ramirez@ti.com>
>>
>> Signed-off-by: Nishanth Menon <nm@ti.com>
>> ---
>>  drivers/dsp/bridge/services/sync.c |    2 +-
>>  1 files changed, 1 insertions(+), 1 deletions(-)
>>
>> diff --git a/drivers/dsp/bridge/services/sync.c b/drivers/dsp/bridge/services/sync.c
>> index c2d79c7..d246656 100644
>> --- a/drivers/dsp/bridge/services/sync.c
>> +++ b/drivers/dsp/bridge/services/sync.c
>> @@ -330,7 +330,7 @@ DSP_STATUS SYNC_WaitOnMultipleEvents(struct SYNC_OBJECT **hSyncEvents,
>>  	if (Wp->state != wo_signalled && dwTimeout > 0) {
>>  		struct timer_list timeout;
>>  		if (dwTimeout != SYNC_INFINITE) {
>> -			init_timer(&timeout);
>> +			init_timer_on_stack(&timeout);
>>  			timeout.function = timeout_callback;
>>  			timeout.data = (unsigned long)Wp;
>>  			timeout.expires = jiffies + dwTimeout * HZ / 1000;
>
>Acked-by: Ameya Palande <ameya.palande@nokia.com>

Pushed to dspbridge

- omar

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2010-01-20 22:53 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2010-01-20  0:45 [PATCH] DSPBRIDGE: replace init_timer with init_timer_on_stack Nishanth Menon
2010-01-20  9:55 ` Ameya Palande
2010-01-20 22:53   ` Ramirez Luna, Omar

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