Sorry, forgot to mention...
On 02/23, Oleg Nesterov wrote:
>
> And let me repeat, as for coredump this can only solve the problems in
> wait_for_dump_handler().
And, otoh, if we change freeze_task() then wait_event_freezable()
should work just fine in wait_for_dump_handler().
> I'll try to make
On 02/20, Mandeep Singh Baines wrote:
>
> I think we need something like this in order to be able to fix
> wait_event_freezable and friends. Here is one idea:
>
> #define __wait_event_freezable(wq, condition, ret) \
> do {
On Sat, Feb 16, 2013 at 9:12 AM, Oleg Nesterov wrote:
> Forgot to mention...
>
> On 02/16, Oleg Nesterov wrote:
>> On 02/16, Mandeep Singh Baines wrote:
>> >
>> > --- a/kernel/freezer.c
>> > +++ b/kernel/freezer.c
>> > @@ -81,6 +81,9 @@ bool __refrigerator(bool check_kthr_stop)
>> > */
>> >
Forgot to mention...
On 02/16, Oleg Nesterov wrote:
> On 02/16, Mandeep Singh Baines wrote:
> >
> > --- a/kernel/freezer.c
> > +++ b/kernel/freezer.c
> > @@ -81,6 +81,9 @@ bool __refrigerator(bool check_kthr_stop)
> > */
> > set_current_state(save);
> >
> > + /* Clear fake signal from f
On 02/16, Mandeep Singh Baines wrote:
>
> --- a/kernel/freezer.c
> +++ b/kernel/freezer.c
> @@ -81,6 +81,9 @@ bool __refrigerator(bool check_kthr_stop)
>*/
> set_current_state(save);
>
> + /* Clear fake signal from freeze_task(). */
> + recalc_sigpending();
NACK. We can't do
In freeze_task, a freeze request is sent as a fake signal.
Recalculate signal pending on exit from __refrigerator so that
TIF_SIGPENDING doesn't remain incorrectly set.
Signed-off-by: Mandeep Singh Baines
CC: Oleg Nesterov
CC: Tejun Heo
CC: Andrew Morton
CC: Rafael J. Wysocki
CC: Ingo Molnar
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