From: Dave Chinner <david@fromorbit.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: xfs@oss.sgi.com
Subject: Re: [PATCH 1/4] xfs: make i_flags and unsigned long
Date: Wed, 19 Oct 2011 11:30:47 +1100 [thread overview]
Message-ID: <20111019003047.GA21338@dastard> (raw)
In-Reply-To: <20111018201405.168458311@bombadil.infradead.org>
On Tue, Oct 18, 2011 at 04:13:05PM -0400, Christoph Hellwig wrote:
> To be used for bit wakeup i_flags needs to be an unsigned long or we'll
> run into trouble on big endian systems. Beause of the 1-byte i_update
> field right after it this actually causes a fairly large size increase
> on it's own (4 or 7 bytes), but that increase will be more than offset
> by the next two patches.
You could always make the i_update_core boolean a flag bit, and that
growth will also go away. Regardless:
Reviewed-by: Dave Chinner <dchinner@redhat.com>
--
Dave Chinner
david@fromorbit.com
_______________________________________________
xfs mailing list
xfs@oss.sgi.com
http://oss.sgi.com/mailman/listinfo/xfs
next prev parent reply other threads:[~2011-10-19 0:30 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-18 20:13 [PATCH 0/4] inode diet, part1 Christoph Hellwig
2011-10-18 20:13 ` [PATCH 1/4] xfs: make i_flags and unsigned long Christoph Hellwig
2011-10-19 0:30 ` Dave Chinner [this message]
2011-10-19 8:57 ` Christoph Hellwig
2011-10-18 20:13 ` [PATCH 2/4] xfs: replace i_flock with a sleeping bitlock Christoph Hellwig
2011-10-19 0:42 ` Dave Chinner
2011-10-19 9:01 ` Christoph Hellwig
2011-10-18 20:13 ` [PATCH 3/4] xfs: replace i_pin_wait with a bit waitqueue Christoph Hellwig
2011-10-19 0:50 ` Dave Chinner
2011-10-18 20:13 ` [PATCH 4/4] xfs: remove the unused dm_attrs structure Christoph Hellwig
2011-10-19 0:50 ` Dave Chinner
-- strict thread matches above, loose matches on Subject: below --
2011-10-19 18:23 [PATCH 0/4] inode diet, part1 V2 Christoph Hellwig
2011-10-19 18:23 ` [PATCH 1/4] xfs: make i_flags and unsigned long Christoph Hellwig
2011-10-26 21:07 ` Alex Elder
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=20111019003047.GA21338@dastard \
--to=david@fromorbit.com \
--cc=hch@infradead.org \
--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 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.