[Libguestfs] [PATCH 1/2] mkfs: Don't allow blocksize to be set on btrfs (RHBZ#807905).

[Matthew Booth]

On 04/02/2012 10:15 AM, Richard W.M. Jones wrote:
> From: "Richard W.M. Jones"<rjones at redhat.com>
>
> ---
>   daemon/mkfs.c |    5 +++++
>   1 file changed, 5 insertions(+)
>
> diff --git a/daemon/mkfs.c b/daemon/mkfs.c
> index 5475582..492b690 100644
> --- a/daemon/mkfs.c
> +++ b/daemon/mkfs.c
> @@ -133,6 +133,11 @@ do_mkfs_opts (const char *fstype, const char *device, int blocksize,
>         ADD_ARG (argv, i, "-c");
>         ADD_ARG (argv, i, blocksize_str);
>       }
> +    else if (STREQ (fstype, "btrfs")) {
> +      /* For btrfs, blocksize cannot be specified (RHBZ#807905). */
> +      reply_with_error ("blocksize cannot be set on btrfs filesystems");
> +      return -1;
> +    }
>       else {
>         /* For all other filesystem types, try the -b option. */
>         snprintf (blocksize_str, sizeof blocksize_str, "%d", blocksize);

ACK.

Matt
-- 
Matthew Booth, RHCA, RHCSS
Red Hat Engineering, Virtualisation Team

GPG ID:  D33C3490
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