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Re: [Qemu-trivial] [PATCH] vl: Print error when using incorrect backend
From: |
Philippe Mathieu-Daudé |
Subject: |
Re: [Qemu-trivial] [PATCH] vl: Print error when using incorrect backend for debugcon |
Date: |
Fri, 19 Oct 2018 07:18:14 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.0 |
Cc'ing qemu-trivial@
On 11/10/2018 23:48, Marc-André Lureau wrote:
> On Thu, Oct 11, 2018 at 9:13 PM Philippe Mathieu-Daudé
> <address@hidden> 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 <address@hidden>
>
> Reviewed-by: Marc-André Lureau <address@hidden>
>
>> ---
>> 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
>>
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