[PATCH V3 04/16] xfsprogs: Rename MAXEXTNUM, MAXAEXTNUM to XFS_IFORK_EXTCNT_MAXS32, XFS_IFORK_EXTCNT_MAXS16

[Chandan Babu R <chandan.babu@oracle.com>]

In preparation for introducing larger extent count limits, this commit renames
existing extent count limits based on their signedness and width.

Signed-off-by: Chandan Babu R <chandan.babu@oracle.com>
---
 libxfs/xfs_format.h     | 8 ++++----
 libxfs/xfs_inode_fork.h | 4 ++--
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/libxfs/xfs_format.h b/libxfs/xfs_format.h
index bef1727b..65ad15fc 100644
--- a/libxfs/xfs_format.h
+++ b/libxfs/xfs_format.h
@@ -873,11 +873,11 @@ enum xfs_dinode_fmt {
 	{ XFS_DINODE_FMT_UUID,		"uuid" }
 
 /*
- * Max values for extlen, extnum, aextnum.
+ * Max values for extlen, disk inode's extent counters.
  */
-#define	MAXEXTLEN	((xfs_extlen_t)0x001fffff)	/* 21 bits */
-#define	MAXEXTNUM	((xfs_extnum_t)0x7fffffff)	/* signed int */
-#define	MAXAEXTNUM	((xfs_aextnum_t)0x7fff)		/* signed short */
+#define	MAXEXTLEN		((xfs_extlen_t)0x1fffff) /* 21 bits */
+#define XFS_IFORK_EXTCNT_MAXS32 ((xfs_extnum_t)0x7fffffff) /* Signed 32-bits */
+#define XFS_IFORK_EXTCNT_MAXS16 ((xfs_aextnum_t)0x7fff) /* Signed 16-bits */
 
 /*
  * Inode minimum and maximum sizes.
diff --git a/libxfs/xfs_inode_fork.h b/libxfs/xfs_inode_fork.h
index 6ba38c15..e8fe5b47 100644
--- a/libxfs/xfs_inode_fork.h
+++ b/libxfs/xfs_inode_fork.h
@@ -137,9 +137,9 @@ static inline xfs_extnum_t xfs_iext_max_nextents(struct xfs_mount *mp,
 		int whichfork)
 {
 	if (whichfork == XFS_DATA_FORK || whichfork == XFS_COW_FORK)
-		return MAXEXTNUM;
+		return XFS_IFORK_EXTCNT_MAXS32;
 
-	return MAXAEXTNUM;
+	return XFS_IFORK_EXTCNT_MAXS16;
 }
 
 struct xfs_ifork *xfs_ifork_alloc(enum xfs_dinode_fmt format,
-- 
2.30.2