[XFS] Add xfs_map_buffer helper, use it in a couple of places.

SGI-PV: 950211
SGI-Modid: xfs-linux-melb:xfs-kern:25312a

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Nathan Scott <nathans@sgi.com>
This commit is contained in:
Nathan Scott 2006-03-14 13:26:43 +11:00
commit 87cbc49cd4