[PATCH 05/21] xfs: add a XFS_INO_TO_FSB helper

[Andrey Albershteyn <aalbersh@kernel.org>]

From: Christoph Hellwig <hch@lst.de>

Source kernel commit: f8b7c9a8b0a9e43b054981d134b426d9464264f6

Add a shortcut for the common XFS_INO_TO_FSB(mp, ip->i_ino) pattern.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Carlos Maiolino <cmaiolino@redhat.com>
Reviewed-by: "Darrick J. Wong" <djwong@kernel.org>
Signed-off-by: Carlos Maiolino <cem@kernel.org>
---
 libxfs/xfs_bmap.c   | 8 +++-----
 libxfs/xfs_btree.c  | 6 ++----
 libxfs/xfs_format.h | 2 ++
 3 files changed, 7 insertions(+), 9 deletions(-)

diff --git a/libxfs/xfs_bmap.c b/libxfs/xfs_bmap.c
index 96975f88497a..d211d31697a2 100644
--- a/libxfs/xfs_bmap.c
+++ b/libxfs/xfs_bmap.c
@@ -675,8 +675,7 @@ xfs_bmap_extents_to_btree(
 	args.minlen = args.maxlen = args.prod = 1;
 	args.wasdel = wasdel;
 	*logflagsp = 0;
-	error = xfs_alloc_vextent_start_ag(&args,
-				XFS_INO_TO_FSB(mp, ip->i_ino));
+	error = xfs_alloc_vextent_start_ag(&args, XFS_INODE_TO_FSB(ip));
 	if (error)
 		goto out_root_realloc;
 
@@ -822,8 +821,7 @@ xfs_bmap_local_to_extents(
 	 */
 	args.total = total;
 	args.minlen = args.maxlen = args.prod = 1;
-	error = xfs_alloc_vextent_start_ag(&args,
-			XFS_INO_TO_FSB(args.mp, ip->i_ino));
+	error = xfs_alloc_vextent_start_ag(&args, XFS_INODE_TO_FSB(ip));
 	if (error)
 		goto done;
 
@@ -3584,7 +3582,7 @@ xfs_bmap_btalloc_best_length(
 	xfs_extlen_t		blen = 0;
 	int			error;
 
-	ap->blkno = XFS_INO_TO_FSB(args->mp, ap->ip->i_ino);
+	ap->blkno = XFS_INODE_TO_FSB(ap->ip);
 	if (!xfs_bmap_adjacent(ap))
 		ap->eof = false;
 
diff --git a/libxfs/xfs_btree.c b/libxfs/xfs_btree.c
index 4ab0d8d3789b..0069fba162a8 100644
--- a/libxfs/xfs_btree.c
+++ b/libxfs/xfs_btree.c
@@ -3240,8 +3240,7 @@ xfs_btree_new_iroot(
 	if (level > 0)
 		aptr = *xfs_btree_ptr_addr(cur, 1, block);
 	else
-		aptr.l = cpu_to_be64(XFS_INO_TO_FSB(cur->bc_mp,
-				cur->bc_ino.ip->i_ino));
+		aptr.l = cpu_to_be64(XFS_INODE_TO_FSB(cur->bc_ino.ip));
 
 	/* Allocate the new block. If we can't do it, we're toast. Give up. */
 	error = xfs_btree_alloc_block(cur, &aptr, &nptr, stat);
@@ -5606,8 +5605,7 @@ xfs_btree_alloc_metafile_block(
 	ASSERT(xfs_is_metadir_inode(ip));
 
 	xfs_rmap_ino_bmbt_owner(&args.oinfo, ip->i_ino, cur->bc_ino.whichfork);
-	error = xfs_alloc_vextent_start_ag(&args,
-			XFS_INO_TO_FSB(cur->bc_mp, ip->i_ino));
+	error = xfs_alloc_vextent_start_ag(&args, XFS_INODE_TO_FSB(ip));
 	if (error)
 		return error;
 	if (args.fsbno == NULLFSBLOCK) {
diff --git a/libxfs/xfs_format.h b/libxfs/xfs_format.h
index f812c6782492..9886af0507e3 100644
--- a/libxfs/xfs_format.h
+++ b/libxfs/xfs_format.h
@@ -1289,6 +1289,8 @@ static inline bool xfs_dinode_is_metadir(const struct xfs_dinode *dip)
 	((int)(i) & XFS_INO_MASK(XFS_INO_OFFSET_BITS(mp)))
 #define	XFS_INO_TO_FSB(mp,i)		\
 	XFS_AGB_TO_FSB(mp, XFS_INO_TO_AGNO(mp,i), XFS_INO_TO_AGBNO(mp,i))
+#define	XFS_INODE_TO_FSB(ip)		\
+	XFS_INO_TO_FSB((ip)->i_mount, (ip)->i_ino)
 #define	XFS_AGINO_TO_INO(mp,a,i)	\
 	(((xfs_ino_t)(a) << XFS_INO_AGINO_BITS(mp)) | (i))
 #define	XFS_AGINO_TO_AGBNO(mp,i)	((i) >> XFS_INO_OFFSET_BITS(mp))
-- 
2.55.0