f2fs: Change default mount options

As adjusting mount options for increasing performance and reducing data
move due to bggc, this changes default mount options about fsync mode
and bggc algorithm as below:
	fsync_mode: from 'posix' to 'nobarrier'
	bggc_algorithm: from 'default' to 'atgc'

Change-Id: I124ced2ef824832df280de74120612dc72167b36
Signed-off-by: Dongwoo Lee <dwoo08.lee@samsung.com>

diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index f4e8de1..13cd05f 100644 (file)
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -2027,7 +2027,7 @@ static void default_options(struct f2fs_sb_info *sbi)
        F2FS_OPTION(sbi).inline_xattr_size = DEFAULT_INLINE_XATTR_ADDRS;
        F2FS_OPTION(sbi).whint_mode = WHINT_MODE_OFF;
        F2FS_OPTION(sbi).alloc_mode = ALLOC_MODE_DEFAULT;
-       F2FS_OPTION(sbi).fsync_mode = FSYNC_MODE_POSIX;
+       F2FS_OPTION(sbi).fsync_mode = FSYNC_MODE_NOBARRIER;
        F2FS_OPTION(sbi).s_resuid = make_kuid(&init_user_ns, F2FS_DEF_RESUID);
        F2FS_OPTION(sbi).s_resgid = make_kgid(&init_user_ns, F2FS_DEF_RESGID);
        F2FS_OPTION(sbi).compress_algorithm = COMPRESS_LZ4;
@@ -2043,6 +2043,7 @@ static void default_options(struct f2fs_sb_info *sbi)
        set_opt(sbi, INLINE_DENTRY);
        set_opt(sbi, EXTENT_CACHE);
        set_opt(sbi, NOHEAP);
+       set_opt(sbi, ATGC);
        clear_opt(sbi, DISABLE_CHECKPOINT);
        set_opt(sbi, MERGE_CHECKPOINT);
        F2FS_OPTION(sbi).unusable_cap = 0;