xfs: refcount btree add more reserved blocks
authorDarrick J. Wong <darrick.wong@oracle.com>
Mon, 3 Oct 2016 16:11:17 +0000 (09:11 -0700)
committerDarrick J. Wong <darrick.wong@oracle.com>
Mon, 3 Oct 2016 16:11:17 +0000 (09:11 -0700)
commitaf30dfa14411e9df0e69c6e46e8c6c467b88229d
tree00546ac7b561cc1d5bfc2e8c1a002fcf7663a2b8
parent46eeb521b95247170d2db773bb4cc8fb3de1d85c
xfs: refcount btree add more reserved blocks

Since XFS reserves a small amount of space in each AG as the minimum
free space needed for an operation, save some more space in case we
touch the refcount btree.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
fs/xfs/libxfs/xfs_alloc.c
fs/xfs/libxfs/xfs_format.h