Messages in this thread | | | From | Con Kolivas <> | Subject | Re: 2.4.20: Proccess stuck in __lock_page ... | Date | Wed, 28 May 2003 20:29:14 +1000 |
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On Wed, 28 May 2003 20:23, Andrew Morton wrote: > Matthias Mueller <matthias.mueller@rz.uni-karlsruhe.de> wrote: > > Works fine on my notebook. Good throughput and no mouse hangs anymore. > > Interesting. > > Could you please work out which change caused it? Go back to stock 2.4 and > then apply this: > > > diff -puN drivers/block/ll_rw_blk.c~1 drivers/block/ll_rw_blk.c > --- 24/drivers/block/ll_rw_blk.c~1 2003-05-28 03:20:42.000000000 -0700 > +++ 24-akpm/drivers/block/ll_rw_blk.c 2003-05-28 03:20:57.000000000 -0700 > @@ -590,10 +590,10 @@ static struct request *__get_request_wai > register struct request *rq; > DECLARE_WAITQUEUE(wait, current); > > - generic_unplug_device(q); > add_wait_queue_exclusive(&q->wait_for_requests[rw], &wait); > do { > set_current_state(TASK_UNINTERRUPTIBLE); > + generic_unplug_device(q); > if (q->rq[rw].count == 0) > schedule(); > spin_lock_irq(&io_request_lock);
It's not this because this is the layout in my -ck* and it still exhibits the pauses.
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