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| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2014-12-17 19:33:13 -0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2015-01-09 17:02:23 -0800 |
| commit | cf04e8eb55290c7b836c36f0b4e1a8d0fe8ee275 (patch) | |
| tree | 077ddb41b1d4eec5f4987efa1aa7e1bca021727d /fs/f2fs/checkpoint.c | |
| parent | 9ecf4b80bd32ad727d7fca56706bb5b059935c18 (diff) | |
| download | linux-cf04e8eb55290c7b836c36f0b4e1a8d0fe8ee275.tar.gz | |
f2fs: use f2fs_io_info to clean up messy parameters during IO path
This patch cleans up parameters on IO paths.
The key idea is to use f2fs_io_info adding a parameter, block address, and then
use this structure as parameters.
Reviewed-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/checkpoint.c')
| -rw-r--r-- | fs/f2fs/checkpoint.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index 825158e4855a..0ac7c39605ed 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -50,6 +50,11 @@ struct page *get_meta_page(struct f2fs_sb_info *sbi, pgoff_t index) { struct address_space *mapping = META_MAPPING(sbi); struct page *page; + struct f2fs_io_info fio = { + .type = META, + .rw = READ_SYNC | REQ_META | REQ_PRIO, + .blk_addr = index, + }; repeat: page = grab_cache_page(mapping, index); if (!page) { @@ -59,8 +64,7 @@ repeat: if (PageUptodate(page)) goto out; - if (f2fs_submit_page_bio(sbi, page, index, - READ_SYNC | REQ_META | REQ_PRIO)) + if (f2fs_submit_page_bio(sbi, page, &fio)) goto repeat; lock_page(page); @@ -112,14 +116,12 @@ int ra_meta_pages(struct f2fs_sb_info *sbi, block_t start, int nrpages, int type block_t prev_blk_addr = 0; struct page *page; block_t blkno = start; - struct f2fs_io_info fio = { .type = META, .rw = READ_SYNC | REQ_META | REQ_PRIO }; for (; nrpages-- > 0; blkno++) { - block_t blk_addr; if (!is_valid_blkaddr(sbi, blkno, type)) goto out; @@ -130,27 +132,27 @@ int ra_meta_pages(struct f2fs_sb_info *sbi, block_t start, int nrpages, int type NAT_BLOCK_OFFSET(NM_I(sbi)->max_nid))) blkno = 0; /* get nat block addr */ - blk_addr = current_nat_addr(sbi, + fio.blk_addr = current_nat_addr(sbi, blkno * NAT_ENTRY_PER_BLOCK); break; case META_SIT: /* get sit block addr */ - blk_addr = current_sit_addr(sbi, + fio.blk_addr = current_sit_addr(sbi, blkno * SIT_ENTRY_PER_BLOCK); - if (blkno != start && prev_blk_addr + 1 != blk_addr) + if (blkno != start && prev_blk_addr + 1 != fio.blk_addr) goto out; - prev_blk_addr = blk_addr; + prev_blk_addr = fio.blk_addr; break; case META_SSA: case META_CP: case META_POR: - blk_addr = blkno; + fio.blk_addr = blkno; break; default: BUG(); } - page = grab_cache_page(META_MAPPING(sbi), blk_addr); + page = grab_cache_page(META_MAPPING(sbi), fio.blk_addr); if (!page) continue; if (PageUptodate(page)) { @@ -158,7 +160,7 @@ int ra_meta_pages(struct f2fs_sb_info *sbi, block_t start, int nrpages, int type continue; } - f2fs_submit_page_mbio(sbi, page, blk_addr, &fio); + f2fs_submit_page_mbio(sbi, page, &fio); f2fs_put_page(page, 0); } out: |