linux-kernel - Re: [patch 01/45] XFS: corruption fix

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Message-ID: <Pine.LNX.4.61.0607181526320.9156@yvahk01.tjqt.qr>
Date:	Tue, 18 Jul 2006 15:27:37 +0200 (MEST)
From:	Jan Engelhardt <jengelh@...ux01.gwdg.de>
To:	Greg KH <gregkh@...e.de>
cc:	linux-kernel@...r.kernel.org, stable@...nel.org,
	Justin Forbes <jmforbes@...uxtx.org>,
	Zwane Mwaikambo <zwane@....linux.org.uk>,
	"Theodore Ts'o" <tytso@....edu>,
	Randy Dunlap <rdunlap@...otime.net>,
	Dave Jones <davej@...hat.com>,
	Chuck Wolber <chuckw@...ntumlinux.com>,
	Chris Wedgwood <reviews@...cw.f00f.org>, torvalds@...l.org,
	akpm@...l.org, alan@...rguk.ukuu.org.uk,
	Mandy Kirkconnell <alkirkco@....com>,
	Nathan Scott <nathans@....com>,
	Chris Wright <chrisw@...s-sol.org>
Subject: Re: [patch 01/45] XFS: corruption fix

>
>Fix nused counter.  It's currently getting set to -1 rather than getting
>decremented by 1.  Since nused never reaches 0, the "if (!free->hdr.nused)"
>check in xfs_dir2_leafn_remove() fails every time and xfs_dir2_shrink_inode()
>doesn't get called when it should.  This causes extra blocks to be left on
>an empty directory and the directory in unable to be converted back to
>inline extent mode.
>
Is there a utility to fix such directories or will they autoshrink once the fs
is run with a 2.6.17.7?



Jan Engelhardt
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