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| author | Gu Zheng <guz.fnst@cn.fujitsu.com> | 2014-01-10 18:09:02 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk.kim@samsung.com> | 2014-01-14 18:11:20 +0900 |
| commit | 4531929e3922f2cdd34208d7dc1404ac06e6ced5 (patch) | |
| tree | e0f22e7ba24e7303595f6cb554e9d4a87401c40b /fs/f2fs | |
| parent | 5514f0aadddcdfaaaea697b60203f5402552eb7b (diff) | |
| download | linux-4531929e3922f2cdd34208d7dc1404ac06e6ced5.tar.bz2 | |
f2fs: move grabing orphan pages out of protection region
Move grabing orphan block page out of protection region, and grab all
the orphan block pages ahead.
Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com>
Reviewed-by: Chao Yu <chao2.yu@samsung.com>
[Jaegeuk Kim: remove unnecessary code pointed by Chao Yu]
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Diffstat (limited to 'fs/f2fs')
| -rw-r--r-- | fs/f2fs/checkpoint.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index 0d78bbe79f98..fdc5a12c0edd 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -303,22 +303,25 @@ static void write_orphan_inodes(struct f2fs_sb_info *sbi, block_t start_blk) { struct list_head *head; struct f2fs_orphan_block *orphan_blk = NULL; - struct page *page = NULL; unsigned int nentries = 0; - unsigned short index = 1; - unsigned short orphan_blocks; + unsigned short index; + unsigned short orphan_blocks = (unsigned short)((sbi->n_orphans + + (F2FS_ORPHANS_PER_BLOCK - 1)) / F2FS_ORPHANS_PER_BLOCK); + struct page *page = NULL; + struct page *pages[orphan_blocks]; struct orphan_inode_entry *orphan = NULL; - orphan_blocks = (unsigned short)((sbi->n_orphans + - (F2FS_ORPHANS_PER_BLOCK - 1)) / F2FS_ORPHANS_PER_BLOCK); + for (index = 0; index < orphan_blocks; index++) + pages[index] = grab_meta_page(sbi, start_blk + index); + index = 1; mutex_lock(&sbi->orphan_inode_mutex); head = &sbi->orphan_inode_list; /* loop for each orphan inode entry and write them in Jornal block */ list_for_each_entry(orphan, head, list) { if (!page) { - page = grab_meta_page(sbi, start_blk); + page = pages[index - 1]; orphan_blk = (struct f2fs_orphan_block *)page_address(page); memset(orphan_blk, 0, sizeof(*orphan_blk)); @@ -338,7 +341,6 @@ static void write_orphan_inodes(struct f2fs_sb_info *sbi, block_t start_blk) set_page_dirty(page); f2fs_put_page(page, 1); index++; - start_blk++; nentries = 0; page = NULL; } |