From: Christoph Hellwig <hch@infradead.org>
Date: Tue, 3 Mar 2009 19:48:37 +0000 (-0500)
Subject: xfs: only issues a cache flush on unmount if barriers are enabled
X-Git-Tag: v2.6.30-rc1~232^2~14
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b79631330a653f568a2ac4eb4a32474c80e3fe77;p=pandora-kernel.git

xfs: only issues a cache flush on unmount if barriers are enabled

Currently we unconditionally issue a flush from xfs_free_buftarg, but
since 2.6.29-rc1 this gives a warning in the style of

	end_request: I/O error, dev vdb, sector 0

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Eric Sandeen <sandeen@sandeen.net>
Signed-off-by: Felix Blyakher <felixb@sgi.com>
---

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