From mboxrd@z Thu Jan  1 00:00:00 1970
From: =?iso-8859-1?Q?J=F6rn?= Engel <joern@wohnheim.fh-wedel.de>
Subject: Re: XFS corruption during power-blackout
Date: Fri, 1 Jul 2005 23:10:06 +0200
Message-ID: <20050701211006.GA13311@wohnheim.fh-wedel.de>
References: <OF23DC8299.F6F2200B-ON88257031.005B3A9B-88257031.00650D8F@us.ibm.com> <42C5A06F.40906@slaphack.com>
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Cc: Bryan Henderson <hbryan@us.ibm.com>, Ric Wheeler <ric@emc.com>,
	Al Boldi <a1426z@gawab.com>, Chris Wedgwood <cw@f00f.org>,
	linux-fsdevel@vger.kernel.org, linux-xfs@oss.sgi.com,
	Steve Lord <lord@xfs.org>, 'Nathan Scott' <nathans@sgi.com>,
	reiserfs-list@namesys.com
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To: David Masover <ninja@slaphack.com>
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On Fri, 1 July 2005 14:58:39 -0500, David Masover wrote:
> Bryan Henderson wrote:
> [...]
> >What you'd really like is to fsync a multi-file unit of work (transaction) 
> >-- and not just among open files.  You'd like to open, write, and close 
> >1000 files in a single transaction and then commit that transaction, with 
> >no syncing due to timers in the meantime.  If you're really greedy, you'd 
> >also ask for complete rollback if the system fails before the commit.
> 
> Both of these are planned for Reiser4.  Or is it 4.1?

Both are pretty trivial to implement for a tree-based fs like
reiserfs.  Non-trivial is the user interface.  Not sure if sys_reiser
is the answer to that.

Jörn

-- 
When people work hard for you for a pat on the back, you've got
to give them that pat.
-- Robert Heinlein