f2fs: show f2fs instance in printk_ratelimited

As Eric mentioned, bare printk{,_ratelimited} won't show which
filesystem instance these message is coming from, this patch tries
to show fs instance with sb->s_id field in all places we missed
before.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c
index 4033778..c967cac 100644
--- a/fs/f2fs/dir.c
+++ b/fs/f2fs/dir.c
@@ -628,7 +628,7 @@ int f2fs_add_regular_entry(struct inode *dir, const struct qstr *new_name,
 
 start:
 	if (time_to_inject(F2FS_I_SB(dir), FAULT_DIR_DEPTH)) {
-		f2fs_show_injection_info(FAULT_DIR_DEPTH);
+		f2fs_show_injection_info(F2FS_I_SB(dir), FAULT_DIR_DEPTH);
 		return -ENOSPC;
 	}
 
@@ -919,8 +919,9 @@ int f2fs_fill_dentries(struct dir_context *ctx, struct f2fs_dentry_ptr *d,
 			bit_pos++;
 			ctx->pos = start_pos + bit_pos;
 			printk_ratelimited(
-				"%s, invalid namelen(0), ino:%u, run fsck to fix.",
-				KERN_WARNING, le32_to_cpu(de->ino));
+				"%sF2FS-fs (%s): invalid namelen(0), ino:%u, run fsck to fix.",
+				KERN_WARNING, sbi->sb->s_id,
+				le32_to_cpu(de->ino));
 			set_sbi_flag(sbi, SBI_NEED_FSCK);
 			continue;
 		}