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authorDarrick J. Wong <darrick.wong@oracle.com>2016-08-17 00:31:49 +0200
committerDave Chinner <david@fromorbit.com>2016-08-17 00:31:49 +0200
commitf32866fdc9ed077c3bc7160f4f53d6a479201d46 (patch)
tree145fbe56fa8402d6ad2756ce966461f1103febeb /fs/xfs/xfs_fsops.c
parentxfs: don't invalidate whole file on DAX read/write (diff)
downloadlinux-f32866fdc9ed077c3bc7160f4f53d6a479201d46.tar.xz
linux-f32866fdc9ed077c3bc7160f4f53d6a479201d46.zip
xfs: store rmapbt block count in the AGF
Track the number of blocks used for the rmapbt in the AGF. When we get to the AG reservation code we need this counter to quickly make our reservation during mount. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to '')
-rw-r--r--fs/xfs/xfs_fsops.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c
index 0f96847b90e1..0b7f986745c1 100644
--- a/fs/xfs/xfs_fsops.c
+++ b/fs/xfs/xfs_fsops.c
@@ -248,6 +248,7 @@ xfs_growfs_data_private(
agf->agf_roots[XFS_BTNUM_RMAPi] =
cpu_to_be32(XFS_RMAP_BLOCK(mp));
agf->agf_levels[XFS_BTNUM_RMAPi] = cpu_to_be32(1);
+ agf->agf_rmap_blocks = cpu_to_be32(1);
}
agf->agf_flfirst = cpu_to_be32(1);