[PATCH V8 01/19] xfs: Move extent count limits to xfs_format.h

Chandan Babu R
2022-03-21T05:18:26Z

Maximum values associated with extent counters i.e. Maximum extent length,
Maximum data extents and Maximum xattr extents are dictated by the on-disk
format. Hence move these definitions over to xfs_format.h.

Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Chandan Babu R <chandan.babu@oracle.com>
---
fs/xfs/libxfs/xfs_format.h | 7 +++++++
fs/xfs/libxfs/xfs_types.h | 7 -------
2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/fs/xfs/libxfs/xfs_format.h b/fs/xfs/libxfs/xfs_format.h
index d665c04e69dd..d75e5b16da7e 100644
--- a/fs/xfs/libxfs/xfs_format.h
+++ b/fs/xfs/libxfs/xfs_format.h
@@ -869,6 +869,13 @@ enum xfs_dinode_fmt {
{ XFS_DINODE_FMT_BTREE, "btree" }, \
{ XFS_DINODE_FMT_UUID, "uuid" }

+/*
+ * Max values for extlen, extnum, aextnum.
+ */
+#define MAXEXTLEN ((xfs_extlen_t)0x001fffff) /* 21 bits */
+#define MAXEXTNUM ((xfs_extnum_t)0x7fffffff) /* signed int */
+#define MAXAEXTNUM ((xfs_aextnum_t)0x7fff) /* signed short */
+
/*
* Inode minimum and maximum sizes.
*/
diff --git a/fs/xfs/libxfs/xfs_types.h b/fs/xfs/libxfs/xfs_types.h
index b6da06b40989..794a54cbd0de 100644
--- a/fs/xfs/libxfs/xfs_types.h
+++ b/fs/xfs/libxfs/xfs_types.h
@@ -56,13 +56,6 @@ typedef void * xfs_failaddr_t;
#define NULLFSINO ((xfs_ino_t)-1)
#define NULLAGINO ((xfs_agino_t)-1)

-/*
- * Max values for extlen, extnum, aextnum.
- */
-#define MAXEXTLEN ((xfs_extlen_t)0x001fffff) /* 21 bits */
-#define MAXEXTNUM ((xfs_extnum_t)0x7fffffff) /* signed int */
-#define MAXAEXTNUM ((xfs_aextnum_t)0x7fff) /* signed short */
-
/*
* Minimum and maximum blocksize and sectorsize.
* The blocksize upper limit is pretty much arbitrary.
--
2.30.2