On Thu, Oct 11, 2018 at 9:13 PM Philippe Mathieu-Daudé
<phi...@redhat.com> wrote:
>
> When using an incorrect backend for the debugcon, QEMU exits silently
> without any error indication, which is confusing.
> Add a message that the character backend is invalid.
>
> Signed-off-by: Philippe Mathieu-Daudé <phi...@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lur...@redhat.com>
> ---
> vl.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/vl.c b/vl.c
> index 4e25c78bff..61305b5891 100644
> --- a/vl.c
> +++ b/vl.c
> @@ -2466,6 +2466,7 @@ static int debugcon_parse(const char *devname)
> QemuOpts *opts;
>
> if (!qemu_chr_new_mux_mon("debugcon", devname)) {
> + error_report("invalid character backend '%s'", devname);
> exit(1);
> }
> opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
> --
> 2.17.1
>
