From: Tejun Heo <htejun@gmail.com>
To: Mark Lord <lkml@rtr.ca>
Cc: axboe@suse.de, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] blk: fix possible queue stall in blk_do_ordered
Date: Fri, 13 Jan 2006 01:26:36 +0900 [thread overview]
Message-ID: <43C6833C.1000704@gmail.com> (raw)
In-Reply-To: <43C67F20.30300@rtr.ca>
Mark Lord wrote:
> Tejun Heo wrote:
>
>> Previously, if a fs request which was being drained failed and got
>> requeued, blk_do_ordered() didn't allow it to be reissued, which
>> causes queue stall. This patch makes blk_do_ordered() use the
>> sequence of each request to determine whether a request can be issued
>> or not. This fixes the bug and simplifies code.
>
>
> What kernel(s) is this against? The patch seems to fail on 2.6.15.
>
> Thanks
It's against v2.6.15-mm2. It's sort of a follow-up patch for the following.
http://marc.theaimsgroup.com/?l=linux-kernel&m=113707430626490&w=2
--
tejun
prev parent reply other threads:[~2006-01-12 16:26 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-12 15:29 [PATCH] blk: fix possible queue stall in blk_do_ordered Tejun Heo
2006-01-12 16:09 ` Mark Lord
2006-01-12 16:26 ` Tejun Heo [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=43C6833C.1000704@gmail.com \
--to=htejun@gmail.com \
--cc=axboe@suse.de \
--cc=linux-kernel@vger.kernel.org \
--cc=lkml@rtr.ca \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.