From d3baf95da5b0bce9fe980eeff6140817d63fabdf Mon Sep 17 00:00:00 2001 From: Jaegeuk Kim Date: Tue, 18 Mar 2014 13:43:05 +0900 Subject: [PATCH] f2fs: increase pages_skipped when skipping writepages This patch increases pages_skipped when skipping writepages. Signed-off-by: Jaegeuk Kim --- fs/f2fs/checkpoint.c | 11 ++++++----- fs/f2fs/data.c | 6 +++++- fs/f2fs/node.c | 6 +++++- 3 files changed, 16 insertions(+), 7 deletions(-) diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index 1f52b70ff9d1..aef32f36e2f3 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -190,12 +190,9 @@ static int f2fs_write_meta_pages(struct address_space *mapping, int nrpages = nr_pages_to_skip(sbi, META); long written; - if (wbc->for_kupdate) - return 0; - /* collect a number of dirty meta pages and write together */ - if (get_pages(sbi, F2FS_DIRTY_META) < nrpages) - return 0; + if (wbc->for_kupdate || get_pages(sbi, F2FS_DIRTY_META) < nrpages) + goto skip_write; /* if mounting is failed, skip writing node pages */ mutex_lock(&sbi->cp_mutex); @@ -203,6 +200,10 @@ static int f2fs_write_meta_pages(struct address_space *mapping, mutex_unlock(&sbi->cp_mutex); wbc->nr_to_write -= written; return 0; + +skip_write: + wbc->pages_skipped += get_pages(sbi, F2FS_DIRTY_META); + return 0; } long sync_meta_pages(struct f2fs_sb_info *sbi, enum page_type type, diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index e3b7cfa17b99..3bc380942068 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -870,7 +870,7 @@ static int f2fs_write_data_pages(struct address_space *mapping, if (S_ISDIR(inode->i_mode) && wbc->sync_mode == WB_SYNC_NONE && get_dirty_dents(inode) < nr_pages_to_skip(sbi, DATA)) - return 0; + goto skip_write; if (wbc->nr_to_write < MAX_DESIRED_PAGES_WP) { desired_nrtw = MAX_DESIRED_PAGES_WP; @@ -892,6 +892,10 @@ static int f2fs_write_data_pages(struct address_space *mapping, wbc->nr_to_write -= excess_nrtw; return ret; + +skip_write: + wbc->pages_skipped += get_dirty_dents(inode); + return 0; } static int f2fs_write_begin(struct file *file, struct address_space *mapping, diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c index cb514f1896ab..7cc146bcbfed 100644 --- a/fs/f2fs/node.c +++ b/fs/f2fs/node.c @@ -1209,7 +1209,7 @@ static int f2fs_write_node_pages(struct address_space *mapping, /* collect a number of dirty node pages and write together */ if (get_pages(sbi, F2FS_DIRTY_NODES) < nr_pages_to_skip(sbi, NODE)) - return 0; + goto skip_write; /* if mounting is failed, skip writing node pages */ wbc->nr_to_write = 3 * max_hw_blocks(sbi); @@ -1218,6 +1218,10 @@ static int f2fs_write_node_pages(struct address_space *mapping, wbc->nr_to_write = nr_to_write - (3 * max_hw_blocks(sbi) - wbc->nr_to_write); return 0; + +skip_write: + wbc->pages_skipped += get_pages(sbi, F2FS_DIRTY_NODES); + return 0; } static int f2fs_set_node_page_dirty(struct page *page)