xfs: hoist xfs_{bump,drop}link to libxfs

Move xfs_bumplink and xfs_droplink to libxfs.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>

3 files changed, 37 insertions, 35 deletions

diff --git a/fs/xfs/libxfs/xfs_inode_util.c b/fs/xfs/libxfs/xfs_inode_util.c
index 371313c2394c..11ce877ad978 100644
--- a/fs/xfs/libxfs/xfs_inode_util.c
+++ b/fs/xfs/libxfs/xfs_inode_util.c
@@ -898,3 +898,38 @@ xfs_iunlink_remove(
 	return xfs_iunlink_update_bucket(tp, agno, agibp, bucket_index,
 			next_agino);
 }
+
+/*
+ * Decrement the link count on an inode & log the change.  If this causes the
+ * link count to go to zero, move the inode to AGI unlinked list so that it can
+ * be freed when the last active reference goes away via xfs_inactive().
+ */
+int
+xfs_droplink(
+	struct xfs_trans	*tp,
+	struct xfs_inode	*ip)
+{
+	xfs_trans_ichgtime(tp, ip, XFS_ICHGTIME_CHG);
+
+	drop_nlink(VFS_I(ip));
+	xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);
+
+	if (VFS_I(ip)->i_nlink)
+		return 0;
+
+	return xfs_iunlink(tp, ip);
+}
+
+/*
+ * Increment the link count on an inode & log the change.
+ */
+void
+xfs_bumplink(
+	struct xfs_trans	*tp,
+	struct xfs_inode	*ip)
+{
+	xfs_trans_ichgtime(tp, ip, XFS_ICHGTIME_CHG);
+
+	inc_nlink(VFS_I(ip));
+	xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);
+}
diff --git a/fs/xfs/libxfs/xfs_inode_util.h b/fs/xfs/libxfs/xfs_inode_util.h
index 02fc616f4595..f140f849048a 100644
--- a/fs/xfs/libxfs/xfs_inode_util.h
+++ b/fs/xfs/libxfs/xfs_inode_util.h
@@ -48,6 +48,8 @@ void xfs_inode_init(struct xfs_trans *tp, const struct xfs_ialloc_args *args,
 
 int xfs_iunlink(struct xfs_trans *tp, struct xfs_inode *ip);
 int xfs_iunlink_remove(struct xfs_trans *tp, struct xfs_inode *ip);
+int xfs_droplink(struct xfs_trans *tp, struct xfs_inode *ip);
+void xfs_bumplink(struct xfs_trans *tp, struct xfs_inode *ip);
 
 /* The libxfs client must provide these iunlink helper functions. */
 int xfs_iunlink_init(struct xfs_perag *pag);
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index 1b0553be6329..ec2c3bf645c9 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -652,41 +652,6 @@ xfs_dir_ialloc_roll(
 	return error;
 }
 
-/*
- * Decrement the link count on an inode & log the change.  If this causes the
- * link count to go to zero, move the inode to AGI unlinked list so that it can
- * be freed when the last active reference goes away via xfs_inactive().
- */
-static int			/* error */
-xfs_droplink(
-	xfs_trans_t *tp,
-	xfs_inode_t *ip)
-{
-	xfs_trans_ichgtime(tp, ip, XFS_ICHGTIME_CHG);
-
-	drop_nlink(VFS_I(ip));
-	xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);
-
-	if (VFS_I(ip)->i_nlink)
-		return 0;
-
-	return xfs_iunlink(tp, ip);
-}
-
-/*
- * Increment the link count on an inode & log the change.
- */
-static void
-xfs_bumplink(
-	xfs_trans_t *tp,
-	xfs_inode_t *ip)
-{
-	xfs_trans_ichgtime(tp, ip, XFS_ICHGTIME_CHG);
-
-	inc_nlink(VFS_I(ip));
-	xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);
-}
-
 int
 xfs_create(
 	struct xfs_inode		*dp,