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From: Christoph Hellwig <hch@infradead.org>
To: Dave Chinner <david@fromorbit.com>
Cc: Michael Monnerie <michael.monnerie@is.it-management.at>,
	Christoph Hellwig <hch@infradead.org>,
	Zhu Han <schumi.han@gmail.com>,
	xfs@oss.sgi.com
Subject: Re: Directory fsync
Date: Sun, 25 Sep 2011 20:51:07 -0400	[thread overview]
Message-ID: <20110926005107.GA12341@infradead.org> (raw)
In-Reply-To: <20110926002811.GA3159@dastard>

On Mon, Sep 26, 2011 at 10:28:11AM +1000, Dave Chinner wrote:
> All it means is that the directory fsync() is a no-op that only
> costs CPU time.

Currently it also causes a superflous cache flush, but I have a patch
in my QA queue to fix that and reduce the (already tiny) CPU overhead a
bit more.

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      reply	other threads:[~2011-09-26  0:51 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-09-23 15:12 Directory fsync Zhu Han
2011-09-23 16:33 ` Christoph Hellwig
2011-09-23 23:09   ` Michael Monnerie
2011-09-24  1:20     ` Zhu Han
2011-10-01 23:20       ` Peter Grandi
2011-09-26  0:28     ` Dave Chinner
2011-09-26  0:51       ` Christoph Hellwig [this message]

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