From: Eric Sandeen <sandeen@redhat.com>
To: Yongqiang Yang <xiaoqiangnk@gmail.com>
Cc: linux-ext4@vger.kernel.org
Subject: Re: [PATCH v1] ext4:Make FIEMAP and delayed allocation play well together.
Date: Thu, 24 Feb 2011 16:23:01 -0600 [thread overview]
Message-ID: <4D66DA45.5050201@redhat.com> (raw)
In-Reply-To: <1298564112-11078-1-git-send-email-xiaoqiangnk@gmail.com>
On 02/24/2011 10:15 AM, Yongqiang Yang wrote:
> 1. lookup dirty pages with specified range in pagecache.
> If no page is got, then there is no delayed-extent and
> return with EXT_CONTINUE.
> 2. find the 1st mapped buffer,
> 3. check if the mapped buffer is both in the request range
> and a delayed buffer. If not, there is no delayed-extent,
> then return.
> 4. a delayed-extent is found, the extent will be collected.
This does seem to work now; I patched xfstests to do a run
with and without sync, and both pass.
The patches for xfstests are here:
http://oss.sgi.com/pipermail/xfs/2011-February/049525.html
http://oss.sgi.com/pipermail/xfs/2011-February/049527.html
-Eric
prev parent reply other threads:[~2011-02-24 22:23 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-24 16:15 [PATCH v1] ext4:Make FIEMAP and delayed allocation play well together Yongqiang Yang
2011-02-24 17:17 ` Eric Sandeen
2011-02-24 21:14 ` Andreas Dilger
2011-02-25 8:05 ` Yongqiang Yang
2011-02-24 22:23 ` Eric Sandeen [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=4D66DA45.5050201@redhat.com \
--to=sandeen@redhat.com \
--cc=linux-ext4@vger.kernel.org \
--cc=xiaoqiangnk@gmail.com \
/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.