From eb81cf9d0e18d438e27339e0d1a49d3ac8644674 Mon Sep 17 00:00:00 2001
From: Christoph Hellwig <hch@lst.de>
Date: Fri, 18 Oct 2019 16:43:08 -0700
Subject: [PATCH] iomap: renumber IOMAP_HOLE to 0

Instead of keeping a separate unnamed state for uninitialized iomaps,
renumber IOMAP_HOLE to zero so that an uninitialized iomap is treated
as a hole.

Suggested-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
---
 include/linux/iomap.h | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/include/linux/iomap.h b/include/linux/iomap.h
index 1623851ade900..53e6e2275d3d9 100644
--- a/include/linux/iomap.h
+++ b/include/linux/iomap.h
@@ -23,11 +23,11 @@ struct vm_fault;
 /*
  * Types of block ranges for iomap mappings:
  */
-#define IOMAP_HOLE	0x01	/* no blocks allocated, need allocation */
-#define IOMAP_DELALLOC	0x02	/* delayed allocation blocks */
-#define IOMAP_MAPPED	0x03	/* blocks allocated at @addr */
-#define IOMAP_UNWRITTEN	0x04	/* blocks allocated at @addr in unwritten state */
-#define IOMAP_INLINE	0x05	/* data inline in the inode */
+#define IOMAP_HOLE	0	/* no blocks allocated, need allocation */
+#define IOMAP_DELALLOC	1	/* delayed allocation blocks */
+#define IOMAP_MAPPED	2	/* blocks allocated at @addr */
+#define IOMAP_UNWRITTEN	3	/* blocks allocated at @addr in unwritten state */
+#define IOMAP_INLINE	4	/* data inline in the inode */
 
 /*
  * Flags reported by the file system from iomap_begin:
-- 
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