diff options
| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2016-03-12 02:33:22 +0300 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2016-03-18 07:19:47 +0300 |
| commit | 12bb0a8fd47e6020a7b52dc283a2d855f03d6ef5 (patch) | |
| tree | 5d171f34fd57e28ca6b12a4425a840fdc4ec1bd6 | |
| parent | fff4c55d36a160ae38f4de7650e341006e0adff2 (diff) | |
| download | linux-12bb0a8fd47e6020a7b52dc283a2d855f03d6ef5.tar.xz | |
f2fs: submit node page write bios when really required
If many threads calls fsync with data writes, we don't need to flush every
bios having node page writes.
The f2fs_wait_on_page_writeback will flush its bios when the page is really
needed.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
| -rw-r--r-- | fs/f2fs/node.c | 12 |
1 files changed, 1 insertions, 11 deletions
diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c index 771166d6dfa6..118321bd1a7f 100644 --- a/fs/f2fs/node.c +++ b/fs/f2fs/node.c @@ -1236,7 +1236,7 @@ int sync_node_pages(struct f2fs_sb_info *sbi, nid_t ino, pgoff_t index, end; struct pagevec pvec; int step = ino ? 2 : 0; - int nwritten = 0, wrote = 0; + int nwritten = 0; pagevec_init(&pvec, 0); @@ -1326,8 +1326,6 @@ continue_unlock: if (NODE_MAPPING(sbi)->a_ops->writepage(page, wbc)) unlock_page(page); - else - wrote++; if (--wbc->nr_to_write == 0) break; @@ -1345,14 +1343,6 @@ continue_unlock: step++; goto next_step; } - - if (wrote) { - if (ino) - f2fs_submit_merged_bio_cond(sbi, NULL, NULL, - ino, NODE, WRITE); - else - f2fs_submit_merged_bio(sbi, NODE, WRITE); - } return nwritten; } |