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| author | Chao Yu <chao2.yu@samsung.com> | 2014-09-24 18:15:19 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2014-11-03 16:07:31 -0800 |
| commit | 34d67debe02b3b2b035b5bdce0fab75800f9a344 (patch) | |
| tree | fbe93f75c59654f3652ce6e718658571e272d233 /fs/f2fs/f2fs.h | |
| parent | af41d3ee00bf97bfc3bd64bce6d7a92e85955e98 (diff) | |
| download | op-kernel-dev-34d67debe02b3b2b035b5bdce0fab75800f9a344.zip op-kernel-dev-34d67debe02b3b2b035b5bdce0fab75800f9a344.tar.gz | |
f2fs: add infra struct and helper for inline dir
This patch defines macro/inline dentry structure, and adds some helpers for
inline dir infrastructure.
Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/f2fs.h')
| -rw-r--r-- | fs/f2fs/f2fs.h | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index d41d1b7..4fa0df5 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -46,8 +46,9 @@ #define F2FS_MOUNT_DISABLE_EXT_IDENTIFY 0x00000040 #define F2FS_MOUNT_INLINE_XATTR 0x00000080 #define F2FS_MOUNT_INLINE_DATA 0x00000100 -#define F2FS_MOUNT_FLUSH_MERGE 0x00000200 -#define F2FS_MOUNT_NOBARRIER 0x00000400 +#define F2FS_MOUNT_INLINE_DENTRY 0x00000200 +#define F2FS_MOUNT_FLUSH_MERGE 0x00000400 +#define F2FS_MOUNT_NOBARRIER 0x00000800 #define clear_opt(sbi, option) (sbi->mount_opt.opt &= ~F2FS_MOUNT_##option) #define set_opt(sbi, option) (sbi->mount_opt.opt |= F2FS_MOUNT_##option) @@ -1058,6 +1059,7 @@ enum { FI_NO_EXTENT, /* not to use the extent cache */ FI_INLINE_XATTR, /* used for inline xattr */ FI_INLINE_DATA, /* used for inline data*/ + FI_INLINE_DENTRY, /* used for inline dentry */ FI_APPEND_WRITE, /* inode has appended data */ FI_UPDATE_WRITE, /* inode has in-place-update data */ FI_NEED_IPU, /* used for ipu per file */ @@ -1104,6 +1106,8 @@ static inline void get_inline_info(struct f2fs_inode_info *fi, set_inode_flag(fi, FI_INLINE_XATTR); if (ri->i_inline & F2FS_INLINE_DATA) set_inode_flag(fi, FI_INLINE_DATA); + if (ri->i_inline & F2FS_INLINE_DENTRY) + set_inode_flag(fi, FI_INLINE_DENTRY); } static inline void set_raw_inline(struct f2fs_inode_info *fi, @@ -1115,6 +1119,8 @@ static inline void set_raw_inline(struct f2fs_inode_info *fi, ri->i_inline |= F2FS_INLINE_XATTR; if (is_inode_flag_set(fi, FI_INLINE_DATA)) ri->i_inline |= F2FS_INLINE_DATA; + if (is_inode_flag_set(fi, FI_INLINE_DENTRY)) + ri->i_inline |= F2FS_INLINE_DENTRY; } static inline int f2fs_has_inline_xattr(struct inode *inode) @@ -1165,6 +1171,17 @@ static inline void *inline_data_addr(struct page *page) return (void *)&(ri->i_addr[1]); } +static inline int f2fs_has_inline_dentry(struct inode *inode) +{ + return is_inode_flag_set(F2FS_I(inode), FI_INLINE_DENTRY); +} + +static inline void *inline_dentry_addr(struct page *page) +{ + struct f2fs_inode *ri = F2FS_INODE(page); + return (void *)&(ri->i_addr[1]); +} + static inline int f2fs_readonly(struct super_block *sb) { return sb->s_flags & MS_RDONLY; |
