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Subject[PATCH] f2fs: enable real-time discard by default
Date
f2fs is focused on flash based storage, so let's enable real-time
discard by default, if user don't want to enable it, 'nodiscard'
mount option should be used on mount.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
---
fs/f2fs/super.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 848badda50ad..980edeb0b650 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -1366,12 +1366,11 @@ static void default_options(struct f2fs_sb_info *sbi)
set_opt(sbi, NOHEAP);
sbi->sb->s_flags |= SB_LAZYTIME;
set_opt(sbi, FLUSH_MERGE);
- if (f2fs_sb_has_blkzoned(sbi->sb)) {
+ set_opt(sbi, DISCARD);
+ if (f2fs_sb_has_blkzoned(sbi->sb))
set_opt_mode(sbi, F2FS_MOUNT_LFS);
- set_opt(sbi, DISCARD);
- } else {
+ else
set_opt_mode(sbi, F2FS_MOUNT_ADAPTIVE);
- }

#ifdef CONFIG_F2FS_FS_XATTR
set_opt(sbi, XATTR_USER);
--
2.18.0.rc1
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