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xfs: simplify xfs_file_iomap_begin

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We'll never get nimap == 0 for a successful return from xfs_bmapi_read,
so don't try to handle it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Christoph Hellwig
2016-08-17 08:44:52 +10:00
committed by Dave Chinner
parent f20ac7ab17
commit b95a21271b
2 changed files with 4 additions and 11 deletions
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fs/xfs/xfs_trace.h
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@@ -1298,7 +1298,6 @@ DEFINE_IOMAP_EVENT(xfs_get_blocks_alloc);
DEFINE_IOMAP_EVENT(xfs_get_blocks_map_direct);
DEFINE_IOMAP_EVENT(xfs_iomap_alloc);
DEFINE_IOMAP_EVENT(xfs_iomap_found);
DEFINE_IOMAP_EVENT(xfs_iomap_not_found);
DECLARE_EVENT_CLASS(xfs_simple_io_class,
TP_PROTO(struct xfs_inode *ip, xfs_off_t offset, ssize_t count),