From: Christoph Hellwig <hch@infradead.org>
To: Artem Bityutskiy <dedekind1@gmail.com>
Cc: linux-fsdevel@vger.kernel.org,
Adrian Hunter <adrian.hunter@nokia.com>,
Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Subject: Re: [PATCH] UBIFS: kill BKL
Date: Mon, 20 Jul 2009 08:51:25 -0400 [thread overview]
Message-ID: <20090720125125.GA1714@infradead.org> (raw)
In-Reply-To: <1248000922-4065-1-git-send-email-dedekind1@gmail.com>
On Sun, Jul 19, 2009 at 01:55:22PM +0300, Artem Bityutskiy wrote:
> From: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
>
> The BKL was pushed down from VFS to the file-systems. It used
> to serialize mount/unmount/remount. UBIFS must be safe if several
> file-systems are mounted/unmounted/re-mounted at the same time,
> so kill kick the BKL out of UBIFS.
On something slightly related - anohter part of the super_ops
rework in 2.6.31 was that we now always push data out before calling
into ->sync_fs to synchronize the metadata.
This means the generic_sync_sb_inodes call in ubifs_sync_fs should go
away now.
next prev parent reply other threads:[~2009-07-20 12:51 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-07-19 10:55 [PATCH] UBIFS: kill BKL Artem Bityutskiy
2009-07-20 6:16 ` Adrian Hunter
2009-07-20 6:27 ` Artem Bityutskiy
2009-07-20 6:29 ` Artem Bityutskiy
2009-07-20 6:35 ` Adrian Hunter
2009-07-20 10:26 ` Artem Bityutskiy
2009-07-20 12:51 ` Christoph Hellwig [this message]
2009-07-20 13:22 ` Artem Bityutskiy
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=20090720125125.GA1714@infradead.org \
--to=hch@infradead.org \
--cc=Artem.Bityutskiy@nokia.com \
--cc=adrian.hunter@nokia.com \
--cc=dedekind1@gmail.com \
--cc=linux-fsdevel@vger.kernel.org \
/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).