xfs: track allocation busy state in allocation cursor
authorBrian Foster <bfoster@redhat.com>
Mon, 14 Oct 2019 00:10:32 +0000 (17:10 -0700)
committerDarrick J. Wong <darrick.wong@oracle.com>
Mon, 21 Oct 2019 16:04:58 +0000 (09:04 -0700)
commitd6d3aff20377fcb38913152d53c54e0010462ccb
tree2c7dd1ef6ab204167479d60af790afe4bd3c8ce1
parentf5e7dbea1e3ecc27f05e8cc83614c206903cc97a
xfs: track allocation busy state in allocation cursor

Extend the allocation cursor to track extent busy state for an
allocation attempt. No functional changes.

Signed-off-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
fs/xfs/libxfs/xfs_alloc.c