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bcachefs: fix incorrect show_options results

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When call show_options in bcachefs, the options buffer is appeneded
to the seq variable. In fact, it requires an additional comma to be
appended first. This will affect the remount process when reading
existing mount options.

Fixes: 9305cf91d05e ("bcachefs: bch2_opts_to_text()")
Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Hongbo Li
2024-09-26 10:00:01 +08:00
committed by Kent Overstreet
parent 97535cd84f
commit 07cf8bac2d
1 changed files with 1 additions and 1 deletions
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2
fs/bcachefs/fs.c
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@@ -2038,7 +2038,7 @@ static int bch2_show_options(struct seq_file *seq, struct dentry *root)
bch2_opts_to_text(&buf, c->opts, c, c->disk_sb.sb,
OPT_MOUNT, OPT_HIDDEN, OPT_SHOW_MOUNT_STYLE);
printbuf_nul_terminate(&buf);
seq_puts(seq, buf.buf);
seq_printf(seq, ",%s", buf.buf);
int ret = buf.allocation_failure ? -ENOMEM : 0;
printbuf_exit(&buf);