From: Christoph Hellwig <hch@infradead.org>
Date: Fri, 7 Dec 2007 03:07:53 +0000 (+1100)
Subject: [XFS] revert to double-buffering readdir
X-Git-Tag: v2.6.24-rc5~19^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e89bc612d61edbcefaeb6f2244f86c0f3ec89d23;p=pandora-kernel.git

[XFS] revert to double-buffering readdir

The current readdir implementation deadlocks on a btree buffers locks
because nfsd calls back into ->lookup from the filldir callback. The only
short-term fix for this is to revert to the old inefficient
double-buffering scheme.

SGI-PV: 973377
SGI-Modid: xfs-linux-melb:xfs-kern:30201a

Signed-off-by: Christoph Hellwig <hch@infradead.org>
Signed-off-by: David Chinner <dgc@sgi.com>
Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
---

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