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author | Chao Yu <chao2.yu@samsung.com> | 2014-03-17 16:35:06 +0800 |
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committer | Ziyan <jaraidaniel@gmail.com> | 2015-05-02 14:36:32 +0200 |
commit | 9808c35529ad355bea7ac5a71de856b4fd72d30b (patch) | |
tree | 196a80542e5c7d1cd925f32a4712372f9231f5ea /fs | |
parent | 37f42854f8287f685e7083cacfe5ee618eb1e95f (diff) | |
download | kernel_samsung_tuna-9808c35529ad355bea7ac5a71de856b4fd72d30b.zip kernel_samsung_tuna-9808c35529ad355bea7ac5a71de856b4fd72d30b.tar.gz kernel_samsung_tuna-9808c35529ad355bea7ac5a71de856b4fd72d30b.tar.bz2 |
f2fs: introduce f2fs_has_xattr_block for better readability
This patch introduces a help function f2fs_has_xattr_block for better
readability.
Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Diffstat (limited to 'fs')
-rw-r--r-- | fs/f2fs/f2fs.h | 5 | ||||
-rw-r--r-- | fs/f2fs/node.c | 4 | ||||
-rw-r--r-- | fs/f2fs/node.h | 2 |
3 files changed, 8 insertions, 3 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 4ffa6f3..ef3592e 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -637,6 +637,11 @@ static inline int F2FS_HAS_BLOCKS(struct inode *inode) return inode->i_blocks > F2FS_DEFAULT_ALLOCATED_BLOCKS; } +static inline bool f2fs_has_xattr_block(unsigned int ofs) +{ + return ofs == XATTR_NODE_OFFSET; +} + static inline bool inc_valid_block_count(struct f2fs_sb_info *sbi, struct inode *inode, blkcnt_t count) { diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c index dfd319d..b493dfb 100644 --- a/fs/f2fs/node.c +++ b/fs/f2fs/node.c @@ -836,7 +836,7 @@ struct page *new_node_page(struct dnode_of_data *dn, SetPageUptodate(page); set_page_dirty(page); - if (ofs == XATTR_NODE_OFFSET) + if (f2fs_has_xattr_block(ofs)) F2FS_I(dn->inode)->i_xattr_nid = dn->nid; dn->node_page = page; @@ -1531,7 +1531,7 @@ bool recover_xattr_data(struct inode *inode, struct page *page, block_t blkaddr) recover_inline_xattr(inode, page); - if (ofs_of_node(page) != XATTR_NODE_OFFSET) + if (!f2fs_has_xattr_block(ofs_of_node(page))) return false; /* 1: invalidate the previous xattr nid */ diff --git a/fs/f2fs/node.h b/fs/f2fs/node.h index 4dea719..ee6d286 100644 --- a/fs/f2fs/node.h +++ b/fs/f2fs/node.h @@ -242,7 +242,7 @@ static inline bool IS_DNODE(struct page *node_page) { unsigned int ofs = ofs_of_node(node_page); - if (ofs == XATTR_NODE_OFFSET) + if (f2fs_has_xattr_block(ofs)) return false; if (ofs == 3 || ofs == 4 + NIDS_PER_BLOCK || |