Re: 2.6.14-mm1 RAID-1 in D< state

From: J.A. Magallon
Date: Thu Nov 10 2005 - 04:38:20 EST


On Thu, 10 Nov 2005 16:40:13 +1100, Neil Brown <neilb@xxxxxxx> wrote:

>
> Thanks for the trace. I see what is happening.
> I changed
> wait_event_timeout_interruptible
> in md.c(md_thread) to
> wait_event_timeout
>
> as the thread no longer needs to be able to respond the signals.
> However that has the side-effect of putting the process in the 'D'
> state and adding to the 'uptime'.
>
> I guess I'll put that back...
>
> NeilBrown
>
>
> Signed-off-by: Neil Brown <neilb@xxxxxxx>
>
> ### Diffstat output
> ./drivers/md/md.c | 9 +++++----
> 1 file changed, 5 insertions(+), 4 deletions(-)
>
> diff ./drivers/md/md.c~current~ ./drivers/md/md.c
> --- ./drivers/md/md.c~current~ 2005-11-10 16:39:04.000000000 +1100
> +++ ./drivers/md/md.c 2005-11-10 16:39:28.000000000 +1100
> @@ -3439,10 +3439,11 @@ static int md_thread(void * arg)
> allow_signal(SIGKILL);
> while (!kthread_should_stop()) {
>
> - wait_event_timeout(thread->wqueue,
> - test_bit(THREAD_WAKEUP, &thread->flags)
> - || kthread_should_stop(),
> - thread->timeout);
> + wait_event_timeout_interruptible
> + (thread->wqueue,
> + test_bit(THREAD_WAKEUP, &thread->flags)
> + || kthread_should_stop(),
> + thread->timeout);
> try_to_freeze();
>
> clear_bit(THREAD_WAKEUP, &thread->flags);

s/wait_event_timeout_interruptible/wait_event_interruptible_timeout/

;)

--
J.A. Magallon <jamagallon()able!es> \ Software is like sex:
werewolf!able!es \ It's better when it's free
Mandriva Linux release 2006.1 (Cooker) for i586
Linux 2.6.14-jam1 (gcc 4.0.2 (4.0.2-1mdk for Mandriva Linux release 2006.1))

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