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| author | Yunlei He <heyunlei@huawei.com> | 2017-10-30 14:18:55 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2017-11-05 16:41:59 -0800 |
| commit | f15194fcfa6bfcb2a4b8dc49fc8c7af2d952e530 (patch) | |
| tree | fe9204c3ff01bf770c8cefcf0f67174f13867485 | |
| parent | 65f1b80b33378501ea552ef085e9c31739af356c (diff) | |
| download | linux-stable-f15194fcfa6bfcb2a4b8dc49fc8c7af2d952e530.tar.gz linux-stable-f15194fcfa6bfcb2a4b8dc49fc8c7af2d952e530.tar.bz2 linux-stable-f15194fcfa6bfcb2a4b8dc49fc8c7af2d952e530.zip | |
f2fs: modify for accurate fggc node io stat
modify for accurate fggc node io stat
Signed-off-by: Yunlei He <heyunlei@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
| -rw-r--r-- | fs/f2fs/node.c | 62 |
1 files changed, 31 insertions, 31 deletions
diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c index 935fe9653c58..c90e667885f7 100644 --- a/fs/f2fs/node.c +++ b/fs/f2fs/node.c @@ -1243,37 +1243,6 @@ iput_out: iput(inode); } -void move_node_page(struct page *node_page, int gc_type) -{ - if (gc_type == FG_GC) { - struct f2fs_sb_info *sbi = F2FS_P_SB(node_page); - struct writeback_control wbc = { - .sync_mode = WB_SYNC_ALL, - .nr_to_write = 1, - .for_reclaim = 0, - }; - - set_page_dirty(node_page); - f2fs_wait_on_page_writeback(node_page, NODE, true); - - f2fs_bug_on(sbi, PageWriteback(node_page)); - if (!clear_page_dirty_for_io(node_page)) - goto out_page; - - if (NODE_MAPPING(sbi)->a_ops->writepage(node_page, &wbc)) - unlock_page(node_page); - goto release_page; - } else { - /* set page dirty and write it */ - if (!PageWriteback(node_page)) - set_page_dirty(node_page); - } -out_page: - unlock_page(node_page); -release_page: - f2fs_put_page(node_page, 0); -} - static struct page *last_fsync_dnode(struct f2fs_sb_info *sbi, nid_t ino) { pgoff_t index, end; @@ -1416,6 +1385,37 @@ redirty_out: return AOP_WRITEPAGE_ACTIVATE; } +void move_node_page(struct page *node_page, int gc_type) +{ + if (gc_type == FG_GC) { + struct writeback_control wbc = { + .sync_mode = WB_SYNC_ALL, + .nr_to_write = 1, + .for_reclaim = 0, + }; + + set_page_dirty(node_page); + f2fs_wait_on_page_writeback(node_page, NODE, true); + + f2fs_bug_on(F2FS_P_SB(node_page), PageWriteback(node_page)); + if (!clear_page_dirty_for_io(node_page)) + goto out_page; + + if (__write_node_page(node_page, false, NULL, + &wbc, false, FS_GC_NODE_IO)) + unlock_page(node_page); + goto release_page; + } else { + /* set page dirty and write it */ + if (!PageWriteback(node_page)) + set_page_dirty(node_page); + } +out_page: + unlock_page(node_page); +release_page: + f2fs_put_page(node_page, 0); +} + static int f2fs_write_node_page(struct page *page, struct writeback_control *wbc) { |