From: Jens Axboe <axboe@suse.de>
To: Ian Molton <spyro@f2s.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: CRASH 2.5.70
Date: Thu, 29 May 2003 11:56:47 +0200 [thread overview]
Message-ID: <20030529095647.GE845@suse.de> (raw)
In-Reply-To: <20030528234915.70c9191c.spyro@f2s.com>
On Wed, May 28 2003, Ian Molton wrote:
> On Wed, 28 May 2003 23:44:22 +0100
> Ian Molton <spyro@f2s.com> wrote:
>
> > I dont overclock this box, and it ran 2.4.<n> stably for months.
> >
> > AthlonXP1800 on an Asus A7M266 with 256MB DDR memory.
>
> addendum: ext3 filesystem on WD 120GB disc with 8M cache.
Does this make any difference...?
--- drivers/block/deadline-iosched.c~ 2003-05-28 10:46:38.678240272 +0200
+++ drivers/block/deadline-iosched.c 2003-05-28 10:43:13.994356952 +0200
@@ -121,6 +121,15 @@
__deadline_del_drq_hash(drq);
}
+static void
+deadline_remove_merge_hints(request_queue_t *q, struct deadline_rq *drq)
+{
+ deadline_del_drq_hash(drq);
+
+ if (q->last_merge == &drq->request->queuelist)
+ q->last_merge = NULL;
+}
+
static inline void
deadline_add_drq_hash(struct deadline_data *dd, struct deadline_rq *drq)
{
@@ -310,7 +319,7 @@
struct deadline_data *dd = q->elevator.elevator_data;
list_del_init(&drq->fifo);
- deadline_del_drq_hash(drq);
+ deadline_remove_merge_hints(q, drq);
deadline_del_drq_rb(dd, drq);
}
}
--
Jens Axboe
prev parent reply other threads:[~2003-05-29 9:43 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-05-28 22:44 CRASH 2.5.70 Ian Molton
2003-05-28 22:49 ` Ian Molton
2003-05-29 9:56 ` Jens Axboe [this message]
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