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

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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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This commit is contained in:

Christoph Hellwig 2009-03-03 14:48:37 -05:00 • committed by Felix Blyakher

parent ed93ec3907

commit b79631330a

3 changed files with 16 additions and 8 deletions

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12

fs/xfs/linux-2.6/xfs_buf.c

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2

fs/xfs/linux-2.6/xfs_buf.h

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10

fs/xfs/linux-2.6/xfs_super.c

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