From b93f7712868648c0529eed6b568cea1493d3d9f9 Mon Sep 17 00:00:00 2001 From: Jaegeuk Kim Date: Fri, 20 May 2016 22:50:29 -0700 Subject: f2fs: remove writepages lock This patch removes writepages lock. We can improve multi-threading performance. tiobench, 32 threads, 4KB write per fsync on SSD Before: 25.88 MB/s After: 28.03 MB/s Signed-off-by: Jaegeuk Kim --- fs/f2fs/super.c | 1 - 1 file changed, 1 deletion(-) (limited to 'fs/f2fs/super.c') diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index 55203f6a4e8b..a5b57390079c 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -1630,7 +1630,6 @@ try_onemore: sbi->raw_super = raw_super; sbi->valid_super_block = valid_super_block; mutex_init(&sbi->gc_mutex); - mutex_init(&sbi->writepages); mutex_init(&sbi->cp_mutex); init_rwsem(&sbi->node_write); -- cgit v1.2.3-55-g7522