From: Christoph Hellwig <hch@infradead.org>
To: Dave Chinner <david@fromorbit.com>
Cc: Christoph Hellwig <hch@infradead.org>, xfs@oss.sgi.com
Subject: Re: [PATCH V2] xfs: truncate_setsize should be outside transactions
Date: Sat, 3 May 2014 08:16:01 -0700 [thread overview]
Message-ID: <20140503151601.GB28608@infradead.org> (raw)
In-Reply-To: <20140502232339.GD26353@dastard>
On Sat, May 03, 2014 at 09:23:39AM +1000, Dave Chinner wrote:
> before we get to the transaction that can fail:
> block_truncate_page() zeroes the tail of the page cache page. Hence
> if the transaction reservation fails, we've already trashed the file
> data - we may as well finish off the job and at least make it look
> like the truncate succeeded from a user point of view. They then get
> a ENOMEM error (only non-fatal error that can come from
> xfs_trans_reserve) and try the truncate again....
I don't think we can even get the ENOMEM. But yeah, I guess
we want something like the old version, with comments explaining exactly
we we have this order.
_______________________________________________
xfs mailing list
xfs@oss.sgi.com
http://oss.sgi.com/mailman/listinfo/xfs
next prev parent reply other threads:[~2014-05-03 15:16 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-01 22:39 [PATCH] xfs: truncate_setsize should be outside transactions Dave Chinner
2014-05-02 4:54 ` Christoph Hellwig
2014-05-02 5:00 ` Christoph Hellwig
2014-05-02 6:47 ` Dave Chinner
2014-05-02 7:00 ` [PATCH V2] " Dave Chinner
2014-05-02 10:08 ` Christoph Hellwig
2014-05-02 23:23 ` Dave Chinner
2014-05-03 15:16 ` Christoph Hellwig [this message]
2014-05-04 0:06 ` Dave Chinner
2014-05-05 5:19 ` [PATCH V3] " Dave Chinner
2014-05-06 7:52 ` Christoph Hellwig
2014-05-02 12:50 ` [PATCH V2] " Brian Foster
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=20140503151601.GB28608@infradead.org \
--to=hch@infradead.org \
--cc=david@fromorbit.com \
--cc=xfs@oss.sgi.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).