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| author |   Chao Yu <chao2.yu@samsung.com> | 2015-04-18 18:05:36 +0800 |
|---|---|---|
| committer |   Jaegeuk Kim <jaegeuk@kernel.org> | 2015-05-07 11:38:32 -0700 |
| commit | f0c9cadae6706b6ce00ef724121fbf0f34187e22 (patch) | |
| tree | cfc39e3808123053a51500bd9f9c9f2cc7020bc1 /fs/f2fs | |
| parent | f2fs: make posix_acl_create() safer and cleaner (diff) | |
| download | linux-dev-f0c9cadae6706b6ce00ef724121fbf0f34187e22.tar.xz linux-dev-f0c9cadae6706b6ce00ef724121fbf0f34187e22.zip | |
f2fs: use is_valid_blkaddr to verify blkaddr for readability
Export is_valid_blkaddr() and use it to replace some codes for readability.
Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
| -rw-r--r-- | fs/f2fs/checkpoint.c | 3 | ||||
| -rw-r--r-- | fs/f2fs/f2fs.h | 1 | ||||
| -rw-r--r-- | fs/f2fs/recovery.c | 6 |
3 files changed, 5 insertions, 5 deletions
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index a5e17a2a0781..72f64b314d2e 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -77,8 +77,7 @@ out: return page; } -static inline bool is_valid_blkaddr(struct f2fs_sb_info *sbi, - block_t blkaddr, int type) +bool is_valid_blkaddr(struct f2fs_sb_info *sbi, block_t blkaddr, int type) { switch (type) { case META_NAT: diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 8de34ab6d5b1..da5bc7dd25ba 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1581,6 +1581,7 @@ void destroy_segment_manager_caches(void); */ struct page *grab_meta_page(struct f2fs_sb_info *, pgoff_t); struct page *get_meta_page(struct f2fs_sb_info *, pgoff_t); +bool is_valid_blkaddr(struct f2fs_sb_info *, block_t, int); int ra_meta_pages(struct f2fs_sb_info *, block_t, int, int); void ra_meta_pages_cond(struct f2fs_sb_info *, pgoff_t); long sync_meta_pages(struct f2fs_sb_info *, enum page_type, long); diff --git a/fs/f2fs/recovery.c b/fs/f2fs/recovery.c index 8d8ea99f2156..b80d9d48f125 100644 --- a/fs/f2fs/recovery.c +++ b/fs/f2fs/recovery.c @@ -174,7 +174,7 @@ static int find_fsync_dnodes(struct f2fs_sb_info *sbi, struct list_head *head) while (1) { struct fsync_inode_entry *entry; - if (blkaddr < MAIN_BLKADDR(sbi) || blkaddr >= MAX_BLKADDR(sbi)) + if (!is_valid_blkaddr(sbi, blkaddr, META_POR)) return 0; page = get_meta_page(sbi, blkaddr); @@ -396,7 +396,7 @@ static int do_recover_data(struct f2fs_sb_info *sbi, struct inode *inode, dest = datablock_addr(page, dn.ofs_in_node); if (src != dest && dest != NEW_ADDR && dest != NULL_ADDR && - dest >= MAIN_BLKADDR(sbi) && dest < MAX_BLKADDR(sbi)) { + is_valid_blkaddr(sbi, dest, META_POR)) { if (src == NULL_ADDR) { err = reserve_new_block(&dn); @@ -454,7 +454,7 @@ static int recover_data(struct f2fs_sb_info *sbi, while (1) { struct fsync_inode_entry *entry; - if (blkaddr < MAIN_BLKADDR(sbi) || blkaddr >= MAX_BLKADDR(sbi)) + if (!is_valid_blkaddr(sbi, blkaddr, META_POR)) break; ra_meta_pages_cond(sbi, blkaddr); |