From ad4edb83143fdeef9e6fdd9daaa735b59476565b Mon Sep 17 00:00:00 2001 From: Jaegeuk Kim Date: Thu, 16 Jun 2016 16:41:49 -0700 Subject: f2fs: produce more nids and reduce readahead nats The readahead nat pages are more likely to be reclaimed quickly, so it'd better to gather more free nids in advance. And, let's keep some free nids as much as possible. Signed-off-by: Jaegeuk Kim --- fs/f2fs/f2fs.h | 1 + 1 file changed, 1 insertion(+) (limited to 'fs/f2fs/f2fs.h') diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index b3aeb58a6285..32884a7bdcc4 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1965,6 +1965,7 @@ void move_node_page(struct page *, int); int fsync_node_pages(struct f2fs_sb_info *, struct inode *, struct writeback_control *, bool); int sync_node_pages(struct f2fs_sb_info *, struct writeback_control *); +void build_free_nids(struct f2fs_sb_info *); bool alloc_nid(struct f2fs_sb_info *, nid_t *); void alloc_nid_done(struct f2fs_sb_info *, nid_t); void alloc_nid_failed(struct f2fs_sb_info *, nid_t); -- cgit v1.2.3-55-g7522