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| author | Gu Zheng <guz.fnst@cn.fujitsu.com> | 2013-07-15 17:57:38 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk.kim@samsung.com> | 2013-07-30 15:17:02 +0900 |
| commit | 4559071063270999d016c92a0b9241692cbbb522 (patch) | |
| tree | 06e530ac8b0d5e80c4bd15011f019f666689279b /fs/f2fs/f2fs.h | |
| parent | 963d4f7d7be6f9dba77362941921c33034fee91e (diff) | |
| download | linux-4559071063270999d016c92a0b9241692cbbb522.tar.bz2 | |
f2fs: introduce help function F2FS_NODE()
Introduce help function F2FS_NODE() to simplify the conversion of node_page to
f2fs_node.
Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com>
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Diffstat (limited to 'fs/f2fs/f2fs.h')
| -rw-r--r-- | fs/f2fs/f2fs.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 0a352b658ed8..2dfd584bf79f 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -455,6 +455,11 @@ static inline struct f2fs_checkpoint *F2FS_CKPT(struct f2fs_sb_info *sbi) return (struct f2fs_checkpoint *)(sbi->ckpt); } +static inline struct f2fs_node *F2FS_NODE(struct page *page) +{ + return (struct f2fs_node *)page_address(page); +} + static inline struct f2fs_nm_info *NM_I(struct f2fs_sb_info *sbi) { return (struct f2fs_nm_info *)(sbi->nm_info); @@ -813,7 +818,7 @@ static inline struct kmem_cache *f2fs_kmem_cache_create(const char *name, static inline bool IS_INODE(struct page *page) { - struct f2fs_node *p = (struct f2fs_node *)page_address(page); + struct f2fs_node *p = F2FS_NODE(page); return RAW_IS_INODE(p); } @@ -827,7 +832,7 @@ static inline block_t datablock_addr(struct page *node_page, { struct f2fs_node *raw_node; __le32 *addr_array; - raw_node = (struct f2fs_node *)page_address(node_page); + raw_node = F2FS_NODE(node_page); addr_array = blkaddr_in_node(raw_node); return le32_to_cpu(addr_array[offset]); } |