Re: [PATCH] debugfs: ignore auto and noauto options if given

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Hi Christian,

> Afaict, the "auto" option has either never existent or it was removed before
> the new mount api conversion time ago for debugfs.

Frankly, I have no idea why I put this 'auto' in my fstab ages ago. But
it seems, I am not the only one[1].

[1] https://www.ibm.com/docs/en/linux-on-systems?topic=assumptions-debugfs

> diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c
> index dc51df0b118d..713b6f76e75d 100644
> --- a/fs/debugfs/inode.c
> +++ b/fs/debugfs/inode.c
> @@ -107,8 +107,16 @@ static int debugfs_parse_param(struct fs_context *fc, struct fs_parameter *param
>         int opt;
> 
>         opt = fs_parse(fc, debugfs_param_specs, param, &result);
> -       if (opt < 0)
> +       if (opt < 0) {
> +               /*
> +                * We might like to report bad mount options here; but
> +                * traditionally debugfs has ignored all mount options
> +                */
> +               if (opt == -ENOPARAM)
> +                       return 0;
> +
>                 return opt;
> +       }
> 
>         switch (opt) {
>         case Opt_uid:
> 
> 
> Does that fix it for you?

Yes, it does, thank you.

Reported-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
Tested-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>

Happy hacking,

   Wolfram

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