On Sat, Jan 31, 2015 at 07:43:15PM -0800, Fengguang Wu wrote:
> Hi all,
>
> I see 2 __might_sleep() warnings on when running LKP tests on
> v3.19-rc6, one related to raid5 and another related to btrfs.
>
> They might be exposed by this patch.
> FSUse%Count SizeFiles/sec
(high-jacking the thread a bit... I don't have the patch that I want to reply
to still in my mail box: the subject still matches...)
I just got a might-sleep warning in my own testing.
This was introduced by
commit e22b886a8a43b147e1994a9f970f678fc0df2033
Author: Peter Zijlstra
Date: Wed
On Sun, 1 Feb 2015 21:08:12 -0800 Linus Torvalds
wrote:
> On Sun, Feb 1, 2015 at 3:03 PM, NeilBrown wrote:
> >
> > I guess I could
> > __set_current_state(TASK_RUNNING);
> > somewhere to defeat the warning, and add a comment explaining why.
> >
> > Would that be a good thing?
>
> Use
On Sat, Jan 31, 2015 at 07:43:15PM -0800, Fengguang Wu wrote:
Hi all,
I see 2 __might_sleep() warnings on when running LKP tests on
v3.19-rc6, one related to raid5 and another related to btrfs.
They might be exposed by this patch.
FSUse%Count SizeFiles/sec App
(high-jacking the thread a bit... I don't have the patch that I want to reply
to still in my mail box: the subject still matches...)
I just got a might-sleep warning in my own testing.
This was introduced by
commit e22b886a8a43b147e1994a9f970f678fc0df2033
Author: Peter Zijlstra
On Sun, 1 Feb 2015 21:08:12 -0800 Linus Torvalds
torva...@linux-foundation.org wrote:
On Sun, Feb 1, 2015 at 3:03 PM, NeilBrown ne...@suse.de wrote:
I guess I could
__set_current_state(TASK_RUNNING);
somewhere to defeat the warning, and add a comment explaining why.
Would that
On Sun, 1 Feb 2015 21:08:12 -0800 Linus Torvalds
wrote:
> On Sun, Feb 1, 2015 at 3:03 PM, NeilBrown wrote:
> >
> > I guess I could
> > __set_current_state(TASK_RUNNING);
> > somewhere to defeat the warning, and add a comment explaining why.
> >
> > Would that be a good thing?
>
> Use
On Sun, Feb 1, 2015 at 3:03 PM, NeilBrown wrote:
>
> I guess I could
> __set_current_state(TASK_RUNNING);
> somewhere to defeat the warning, and add a comment explaining why.
>
> Would that be a good thing?
Use "sched_annotate_sleep()" instead, but yes, add a comment about why it's ok.
(high-jacking the thread a bit... I don't have the patch that I want to reply
to still in my mail box: the subject still matches...)
I just got a might-sleep warning in my own testing.
This was introduced by
commit e22b886a8a43b147e1994a9f970f678fc0df2033
Author: Peter Zijlstra
Date: Wed
On Sat, 31 Jan 2015 19:43:15 -0800 Fengguang Wu
wrote:
> Hi all,
>
> I see 2 __might_sleep() warnings on when running LKP tests on
> v3.19-rc6, one related to raid5 and another related to btrfs.
>
> They might be exposed by this patch.
>
> commit 8eb23b9f35aae413140d3fda766a98092c21e9b0
>
On Sat, 31 Jan 2015 19:43:15 -0800 Fengguang Wu fengguang...@intel.com
wrote:
Hi all,
I see 2 __might_sleep() warnings on when running LKP tests on
v3.19-rc6, one related to raid5 and another related to btrfs.
They might be exposed by this patch.
commit
(high-jacking the thread a bit... I don't have the patch that I want to reply
to still in my mail box: the subject still matches...)
I just got a might-sleep warning in my own testing.
This was introduced by
commit e22b886a8a43b147e1994a9f970f678fc0df2033
Author: Peter Zijlstra
On Sun, Feb 1, 2015 at 3:03 PM, NeilBrown ne...@suse.de wrote:
I guess I could
__set_current_state(TASK_RUNNING);
somewhere to defeat the warning, and add a comment explaining why.
Would that be a good thing?
Use sched_annotate_sleep() instead, but yes, add a comment about why it's
On Sun, 1 Feb 2015 21:08:12 -0800 Linus Torvalds
torva...@linux-foundation.org wrote:
On Sun, Feb 1, 2015 at 3:03 PM, NeilBrown ne...@suse.de wrote:
I guess I could
__set_current_state(TASK_RUNNING);
somewhere to defeat the warning, and add a comment explaining why.
Would that
Hi all,
I see 2 __might_sleep() warnings on when running LKP tests on
v3.19-rc6, one related to raid5 and another related to btrfs.
They might be exposed by this patch.
commit 8eb23b9f35aae413140d3fda766a98092c21e9b0
Author: Peter Zijlstra
sched: Debug nested sleeps
Validate
Hi all,
I see 2 __might_sleep() warnings on when running LKP tests on
v3.19-rc6, one related to raid5 and another related to btrfs.
They might be exposed by this patch.
commit 8eb23b9f35aae413140d3fda766a98092c21e9b0
Author: Peter Zijlstra pet...@infradead.org
sched: Debug nested
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