From: Jens Axboe <axboe@suse.de>
To: Joe Thornber <joe@fib011235813.fsnet.co.uk>
Cc: Austin Gonyou <austin@coremetrics.com>,
linux-lvm@sistina.com, Alan Cox <alan@lxorguk.ukuu.org.uk>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [linux-lvm] Re: [PATCH] 2.5 version of device mapper submission
Date: Tue Oct 15 04:00:22 2002 [thread overview]
Message-ID: <20021015082152.GA4827@suse.de> (raw)
In-Reply-To: <20021014175608.GA14963@fib011235813.fsnet.co.uk>
On Mon, Oct 14 2002, Joe Thornber wrote:
> 10.patch
> [Device-mapper]
> Add call to blk_queue_bounce() at the beginning of the request function.
What on earth for? I also see that you are setting BLK_BOUNCE_HIGH as
the bounce limit unconditionally for your queue. Puzzled.
When does dm even have to touch the data in the bio?
--
Jens Axboe
WARNING: multiple messages have this Message-ID (diff)
From: Jens Axboe <axboe@suse.de>
To: Joe Thornber <joe@fib011235813.fsnet.co.uk>
Cc: Austin Gonyou <austin@coremetrics.com>,
linux-lvm@sistina.com, Alan Cox <alan@lxorguk.ukuu.org.uk>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [linux-lvm] Re: [PATCH] 2.5 version of device mapper submission
Date: Tue, 15 Oct 2002 10:21:52 +0200 [thread overview]
Message-ID: <20021015082152.GA4827@suse.de> (raw)
In-Reply-To: <20021014175608.GA14963@fib011235813.fsnet.co.uk>
On Mon, Oct 14 2002, Joe Thornber wrote:
> 10.patch
> [Device-mapper]
> Add call to blk_queue_bounce() at the beginning of the request function.
What on earth for? I also see that you are setting BLK_BOUNCE_HIGH as
the bounce limit unconditionally for your queue. Puzzled.
When does dm even have to touch the data in the bio?
--
Jens Axboe
next prev parent reply other threads:[~2002-10-15 4:00 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-10-09 13:13 [linux-lvm] [PATCH] 2.5 version of device mapper submission Joe Thornber
2002-10-09 18:12 ` Joe Thornber
2002-10-09 13:32 ` [linux-lvm] " Andrew Morton
2002-10-09 18:31 ` Andrew Morton
2002-10-09 14:23 ` [linux-lvm] " Joe Thornber
2002-10-09 18:44 ` Joe Thornber
2002-10-12 14:56 ` [linux-lvm] " Alan Cox
2002-10-12 20:05 ` Alan Cox
2002-10-12 15:09 ` [linux-lvm] " Alan Cox
2002-10-12 20:19 ` Alan Cox
2002-10-14 12:05 ` [linux-lvm] " Austin Gonyou
2002-10-14 16:59 ` Austin Gonyou
2002-10-14 12:14 ` Dave Jones
2002-10-14 17:11 ` Dave Jones
2002-10-14 12:19 ` [linux-lvm] Re: [PATCH] 2.5 version of device mapper submissi on Austin Gonyou
2002-10-14 17:13 ` Austin Gonyou
2002-10-14 13:03 ` [linux-lvm] Re: [PATCH] 2.5 version of device mapper submission Joe Thornber
2002-10-14 17:56 ` Joe Thornber
2002-10-14 16:09 ` [linux-lvm] Re: [PATCH] 2.5 version of device mapper submissi on Austin Gonyou
2002-10-14 21:03 ` Austin Gonyou
2002-10-15 4:00 ` Jens Axboe [this message]
2002-10-15 8:21 ` [linux-lvm] Re: [PATCH] 2.5 version of device mapper submission Jens Axboe
2002-10-15 4:57 ` Joe Thornber
2002-10-15 9:32 ` Joe Thornber
2002-10-15 4:59 ` Jens Axboe
2002-10-15 9:36 ` Jens Axboe
2002-10-15 8:13 ` Joe Thornber
2002-10-15 10:20 ` Joe Thornber
2002-10-15 8:32 ` Jens Axboe
2002-10-15 10:34 ` Jens Axboe
2002-10-15 10:45 ` Kevin Corry
2002-10-15 14:52 ` Kevin Corry
2002-10-15 11:00 ` Kevin Corry
2002-10-15 15:06 ` Kevin Corry
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