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authorJaegeuk Kim <jaegeuk@kernel.org>2019-01-25 20:12:13 +0300
committerJaegeuk Kim <jaegeuk@kernel.org>2019-02-16 07:59:45 +0300
commitb86232536c3ec068b0960ffc62c61a872412b2b7 (patch)
tree67137b487a8081fb7dec6d9d58a10a13681ed553 /fs/f2fs
parentdb610a640eeeb268c36a4558414f28e1c269433e (diff)
downloadlinux-b86232536c3ec068b0960ffc62c61a872412b2b7.tar.xz
f2fs: try to keep CP_TRIMMED_FLAG after successful umount
If every discard were issued successfully, we can avoid further discard. Reviewed-by: Chao Yu <yuchao0@huawei.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
-rw-r--r--fs/f2fs/segment.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 342b720fb4db..fdd8cd21522f 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -1063,6 +1063,8 @@ static void __init_discard_policy(struct f2fs_sb_info *sbi,
} else if (discard_type == DPOLICY_UMOUNT) {
dpolicy->max_requests = UINT_MAX;
dpolicy->io_aware = false;
+ /* we need to issue all to keep CP_TRIMMED_FLAG */
+ dpolicy->granularity = 1;
}
}