Merge tag 'compiler-attributes-for-linus-v5.4' of git://github.com/ojeda/linux

[linux.git] / fs / xfs / xfs_iwalk.h

diff --git a/fs/xfs/xfs_iwalk.h b/fs/xfs/xfs_iwalk.h
index 6c960e10ed4d2f6c4f6853e2bdc87db6d99154c6..37a795f03267fcb461106e7d80d1861e65f21948 100644 (file)
--- a/fs/xfs/xfs_iwalk.h
+++ b/fs/xfs/xfs_iwalk.h
@@ -6,12 +6,17 @@
 #ifndef __XFS_IWALK_H__
 #define __XFS_IWALK_H__
 
+/*
+ * Return codes for the inode/inobt walk function are 0 to continue iterating,
+ * and non-zero to stop iterating.  Any non-zero value will be passed up to the
+ * iwalk or inobt_walk caller.  The special value -ECANCELED can be used to
+ * stop iteration, as neither iwalk nor inobt_walk will ever generate that
+ * error code on their own.
+ */
+
 /* Walk all inodes in the filesystem starting from @startino. */
 typedef int (*xfs_iwalk_fn)(struct xfs_mount *mp, struct xfs_trans *tp,
                            xfs_ino_t ino, void *data);
-/* Return values for xfs_iwalk_fn. */
-#define XFS_IWALK_CONTINUE     (XFS_ITER_CONTINUE)
-#define XFS_IWALK_ABORT                (XFS_ITER_ABORT)
 
 int xfs_iwalk(struct xfs_mount *mp, struct xfs_trans *tp, xfs_ino_t startino,
                unsigned int flags, xfs_iwalk_fn iwalk_fn,
@@ -30,8 +35,6 @@ typedef int (*xfs_inobt_walk_fn)(struct xfs_mount *mp, struct xfs_trans *tp,
                                 xfs_agnumber_t agno,
                                 const struct xfs_inobt_rec_incore *irec,
                                 void *data);
-/* Return value (for xfs_inobt_walk_fn) that aborts the walk immediately. */
-#define XFS_INOBT_WALK_ABORT   (XFS_IWALK_ABORT)
 
 int xfs_inobt_walk(struct xfs_mount *mp, struct xfs_trans *tp,
                xfs_ino_t startino, unsigned int flags,