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authorJaegeuk Kim <jaegeuk@kernel.org>2016-06-03 19:29:38 -0700
committerJaegeuk Kim <jaegeuk@kernel.org>2016-06-13 11:55:21 -0700
commit36abef4e796d382e81a0c2d21ea5327481dd7154 (patch)
tree64ddad32e0f684ef7a5b5d734bbc7a4684c8bafa /fs/f2fs/checkpoint.c
parentaa987273290d206b298e9d09db83e32ead661098 (diff)
downloadop-kernel-dev-36abef4e796d382e81a0c2d21ea5327481dd7154.zip
op-kernel-dev-36abef4e796d382e81a0c2d21ea5327481dd7154.tar.gz
f2fs: introduce mode=lfs mount option
This mount option is to enable original log-structured filesystem forcefully. So, there should be no random writes for main area. Especially, this supports host-managed SMR device. Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/checkpoint.c')
-rw-r--r--fs/f2fs/checkpoint.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 4179c7b..837e6bc 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -981,7 +981,7 @@ static int do_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc)
* This avoids to conduct wrong roll-forward operations and uses
* metapages, so should be called prior to sync_meta_pages below.
*/
- if (discard_next_dnode(sbi, discard_blk))
+ if (!test_opt(sbi, LFS) && discard_next_dnode(sbi, discard_blk))
invalidate = true;
/* Flush all the NAT/SIT pages */
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