xfs: add discontiguous buffer map interface

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With the internal interfaces supporting discontiguous buffer maps,
add external lookup, read and get interfaces so they can start to be
used.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Ben Myers <bpm@sgi.com>

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Dave Chinner 2012-06-22 18:50:10 +10:00 • committed by Ben Myers

parent 3e85c868a6

commit 6dde27077e

2 changed files with 58 additions and 25 deletions

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37

fs/xfs/xfs_buf.c

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46

fs/xfs/xfs_buf.h

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