Commit 62a134bd authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Jaegeuk Kim
Browse files

f2fs: decouple F2FS_MAP_ from buffer head flags 



m_flags is never interchanged with the buffer_heads b_flags directly,
so use separate codepoints from that.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarChao Yu <chao@kernel.org>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 8d3c1fa3

fs/f2fs/f2fs.h

+4 −6
Original line number Diff line number Diff line
@@ -692,13 +692,11 @@ struct extent_tree_info { 
};



/*

 * This structure is taken from ext4_map_blocks.

 *

 * Note that, however, f2fs uses NEW and MAPPED flags for f2fs_map_blocks().

 * State of block returned by f2fs_map_blocks.

 */

#define F2FS_MAP_NEW		(1 << BH_New)

#define F2FS_MAP_MAPPED		(1 << BH_Mapped)

#define F2FS_MAP_UNWRITTEN	(1 << BH_Unwritten)

#define F2FS_MAP_NEW		(1U << 0)

#define F2FS_MAP_MAPPED		(1U << 1)

#define F2FS_MAP_UNWRITTEN	(1U << 2)

#define F2FS_MAP_FLAGS		(F2FS_MAP_NEW | F2FS_MAP_MAPPED |\

				F2FS_MAP_UNWRITTEN)