diff options
| author | Yangtao Li <frank.li@vivo.com> | 2023-02-16 21:53:24 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2023-03-29 15:17:37 -0700 |
| commit | 447286ebadaafa551550704ff0b42eb08b1d1cb2 (patch) | |
| tree | 54cc1edc083d17a0ce9fa43fd5a07623caf4c41b /fs/f2fs/node.h | |
| parent | 960fa2c828a0af7a3b03b295e6aa17b2afeb5e07 (diff) | |
f2fs: convert to use bitmap API
Let's use BIT() and GENMASK() instead of open it.
Signed-off-by: Yangtao Li <frank.li@vivo.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/node.h')
| -rw-r--r-- | fs/f2fs/node.h | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/fs/f2fs/node.h b/fs/f2fs/node.h index 99454d46a939..906fb67a99da 100644 --- a/fs/f2fs/node.h +++ b/fs/f2fs/node.h @@ -93,17 +93,15 @@ static inline void copy_node_info(struct node_info *dst, static inline void set_nat_flag(struct nat_entry *ne, unsigned int type, bool set) { - unsigned char mask = 0x01 << type; if (set) - ne->ni.flag |= mask; + ne->ni.flag |= BIT(type); else - ne->ni.flag &= ~mask; + ne->ni.flag &= ~BIT(type); } static inline bool get_nat_flag(struct nat_entry *ne, unsigned int type) { - unsigned char mask = 0x01 << type; - return ne->ni.flag & mask; + return ne->ni.flag & BIT(type); } static inline void nat_reset_flag(struct nat_entry *ne) @@ -225,7 +223,7 @@ static inline pgoff_t next_nat_addr(struct f2fs_sb_info *sbi, struct f2fs_nm_info *nm_i = NM_I(sbi); block_addr -= nm_i->nat_blkaddr; - block_addr ^= 1 << sbi->log_blocks_per_seg; + block_addr ^= BIT(sbi->log_blocks_per_seg); return block_addr + nm_i->nat_blkaddr; } @@ -395,7 +393,7 @@ static inline nid_t get_nid(struct page *p, int off, bool i) static inline int is_node(struct page *page, int type) { struct f2fs_node *rn = F2FS_NODE(page); - return le32_to_cpu(rn->footer.flag) & (1 << type); + return le32_to_cpu(rn->footer.flag) & BIT(type); } #define is_cold_node(page) is_node(page, COLD_BIT_SHIFT) @@ -408,9 +406,9 @@ static inline void set_cold_node(struct page *page, bool is_dir) unsigned int flag = le32_to_cpu(rn->footer.flag); if (is_dir) - flag &= ~(0x1 << COLD_BIT_SHIFT); + flag &= ~BIT(COLD_BIT_SHIFT); else - flag |= (0x1 << COLD_BIT_SHIFT); + flag |= BIT(COLD_BIT_SHIFT); rn->footer.flag = cpu_to_le32(flag); } @@ -419,9 +417,9 @@ static inline void set_mark(struct page *page, int mark, int type) struct f2fs_node *rn = F2FS_NODE(page); unsigned int flag = le32_to_cpu(rn->footer.flag); if (mark) - flag |= (0x1 << type); + flag |= BIT(type); else - flag &= ~(0x1 << type); + flag &= ~BIT(type); rn->footer.flag = cpu_to_le32(flag); #ifdef CONFIG_F2FS_CHECK_FS |