f2fs: fix to show correct discard_granularity in sysfs

Fix below incorrect display when reading discard_granularity sysfs node. $ cat /sys/fs/f2fs/<device>/discard_granularity $ 16 $ echo 32 > /sys/fs/f2fs/<device>/discard_granularity $ cat /sys/fs/f2fs/<device>/discard_granularity $ 16 Signed-off-by: Chao Yu <yuchao0@huawei.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
mariux64 · Sep 12, 2017 · 80647e5 · 80647e5
1 parent ca7d802
commit 80647e5
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c
@@ -170,6 +170,8 @@ static ssize_t f2fs_sbi_store(struct f2fs_attr *a,
 				dcc->pend_list_tag[i] &= (~P_ACTIVE);
 		}
 		mutex_unlock(&dcc->cmd_lock);
+
+		*ui = t;
 		return count;
 	}