From 114f530e1e600245b0f9c114aa75c1ecc4376c67 Mon Sep 17 00:00:00 2001 From: Hongbo Li <lihongbo22@huawei.com> Date: Fri, 12 Jul 2024 15:09:25 +0800 Subject: [PATCH] bcachefs: show none if label is not set If label is not set, the Label tag in superblock info show '(none)'. ``` [Before] Device index: 0 Label: Version: 1.4: member_seq [After] Device index: 0 Label: (none) Version: 1.4: member_seq ``` Signed-off-by: Hongbo Li <lihongbo22@huawei.com> Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev> --- fs/bcachefs/super-io.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/fs/bcachefs/super-io.c b/fs/bcachefs/super-io.c index b156fc85b8a3e..8bc8198327904 100644 --- a/fs/bcachefs/super-io.c +++ b/fs/bcachefs/super-io.c @@ -1312,7 +1312,10 @@ void bch2_sb_to_text(struct printbuf *out, struct bch_sb *sb, prt_printf(out, "Device index:\t%u\n", sb->dev_idx); prt_printf(out, "Label:\t"); - prt_printf(out, "%.*s", (int) sizeof(sb->label), sb->label); + if (!strlen(sb->label)) + prt_printf(out, "(none)"); + else + prt_printf(out, "%.*s", (int) sizeof(sb->label), sb->label); prt_newline(out); prt_printf(out, "Version:\t"); -- GitLab