On Thu, Apr 02, 2015 at 07:25:13PM +0200, Peter Zijlstra wrote:
> On Thu, Apr 02, 2015 at 12:03:08PM -0400, Sasha Levin wrote:
> > It's not correct.
>
> Yay for lockdep ;-)
>
> > [0.645644] debug_check_no_locks_held (kernel/locking/lockdep.c:4178)
>
> Should we also have that call in freezer
On Thu, Apr 02, 2015 at 12:03:08PM -0400, Sasha Levin wrote:
> It's not correct.
Yay for lockdep ;-)
> [0.645644] debug_check_no_locks_held (kernel/locking/lockdep.c:4178)
Should we also have that call in freezer_do_not_count() ?
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On 03/31/2015 11:07 AM, Peter Zijlstra wrote:
>>> @@ -1781,7 +1781,7 @@ schedule_hrtimeout_range_clock(ktime_t *
>>> > > t.task = NULL;
>>> > >
>>> > > if (likely(t.task))
>>> > > - schedule();
>>> > > + freezable_schedule();
>>> > >
>>> > >
On Tue, Mar 31, 2015 at 01:39:07AM +0200, Rafael J. Wysocki wrote:
> > From: Maninder Singh
> > Subject: kernel/time/hrtimer.c: restart_syscall: use freezable blocking call
> >
> > Avoid waking up every thread sleeping in a restart_syscall call during
> > s
when calling restart() system
> > call in stress testing.
> >
> > Patch :-
> > Subject: restart_syscall: use freezable blocking call
> > Avoid waking up every thread sleeping in a restart_syscall call during
> > suspend and resume by calling a freezable blocking call
eups to threads
> that are blocked in freezable blocking calls.
> Ref: https://lkml.org/lkml/2013/5/1/424
> We have faced similiar issue of sleep fail when calling restart() system call
> in stress testing.
>
> Patch :-
> Subject: restart_syscall: use freezable blocking call
> A
/1/424
We have faced similiar issue of sleep fail when calling restart() system call
in stress testing.
Patch :-
Subject: restart_syscall: use freezable blocking call
Avoid waking up every thread sleeping in a restart_syscall call during
suspend and resume by calling a freezable blocking call
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