From: Yan, Zheng <zheng.yan@oracle.com>
Date: Thu, 12 Nov 2009 09:36:34 +0000 (+0000)
Subject: Btrfs: Add delayed iput
X-Git-Tag: v2.6.33-rc1~7^2~1^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=24bbcf0442ee04660a5a030efdbb6d03f1c275cb;p=pandora-kernel.git

Btrfs: Add delayed iput

iput() can trigger new transactions if we are dropping the
final reference, so calling it in btrfs_commit_transaction
may end up deadlock. This patch adds delayed iput to avoid
the issue.

Signed-off-by: Yan Zheng <zheng.yan@oracle.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
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