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f2fs: decouple F2FS_MAP_ from buffer head flags

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

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Christoph Hellwig 2022-11-28 10:15:10 +01:00 committed by Jaegeuk Kim
parent 8d3c1fa3fa
commit 62a134bd89
1 changed files with 4 additions and 6 deletions
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10
fs/f2fs/f2fs.h
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@ -692,13 +692,11 @@ struct extent_tree_info {
}; };
/* /*
* This structure is taken from ext4_map_blocks. * State of block returned by f2fs_map_blocks.
*
* Note that, however, f2fs uses NEW and MAPPED flags for f2fs_map_blocks().
*/ */
#define F2FS_MAP_NEW (1 << BH_New) #define F2FS_MAP_NEW (1U << 0)
#define F2FS_MAP_MAPPED (1 << BH_Mapped) #define F2FS_MAP_MAPPED (1U << 1)
#define F2FS_MAP_UNWRITTEN (1 << BH_Unwritten) #define F2FS_MAP_UNWRITTEN (1U << 2)
#define F2FS_MAP_FLAGS (F2FS_MAP_NEW | F2FS_MAP_MAPPED |\ #define F2FS_MAP_FLAGS (F2FS_MAP_NEW | F2FS_MAP_MAPPED |\
F2FS_MAP_UNWRITTEN) F2FS_MAP_UNWRITTEN)