Re: [Qemu-devel] [PATCH] spapr: Print out extra hints when CAS negotiation of interrupt mode fails

["Cédric Le Goater" <clg@kaod.org>]

On 5/16/19 9:45 AM, Satheesh Rajendran wrote:
> On Thu, May 16, 2019 at 09:36:57AM +0200, Greg Kurz wrote:
>> Let's suggest to the user how the machine should be configured to allow
>> the guest to boot successfully.
>>
>> Suggested-by: Satheesh Rajendran <sathnaga@linux.vnet.ibm.com>
>> Signed-off-by: Greg Kurz <groug@kaod.org>
>> ---
>>  hw/ppc/spapr_hcall.c |    4 ++--
>>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> Reviewed-and-Tested-by: Satheesh Rajendran <sathnaga@linux.vnet.ibm.com>

you should use two different tags. I don't think patchwork understand
compounds.

C. 

> 2019-05-16T07:42:43.018771Z qemu-system-ppc64: Guest requested unavailable interrupt mode (XICS), either don't set the ic-mode machine property or try ic-mode=xics or ic-mode=dual
> 2019-05-16 07:42:43.394+0000: shutting down, reason=crashed
> 
>>
>> diff --git a/hw/ppc/spapr_hcall.c b/hw/ppc/spapr_hcall.c
>> index 63a55614b83d..aae9fd2b3e6d 100644
>> --- a/hw/ppc/spapr_hcall.c
>> +++ b/hw/ppc/spapr_hcall.c
>> @@ -1646,12 +1646,12 @@ static target_ulong h_client_architecture_support(PowerPCCPU *cpu,
>>       */
>>      if (guest_xive) {
>>          if (spapr->irq->ov5 == SPAPR_OV5_XIVE_LEGACY) {
>> -            error_report("Guest requested unavailable interrupt mode (XIVE)");
>> +            error_report("Guest requested unavailable interrupt mode (XIVE), try the ic-mode=xive or ic-mode=dual machine property");
>>              exit(EXIT_FAILURE);
>>          }
>>      } else {
>>          if (spapr->irq->ov5 == SPAPR_OV5_XIVE_EXPLOIT) {
>> -            error_report("Guest requested unavailable interrupt mode (XICS)");
>> +            error_report("Guest requested unavailable interrupt mode (XICS), either don't set the ic-mode machine property or try ic-mode=xics or ic-mode=dual");
>>              exit(EXIT_FAILURE);
>>          }
>>      }
>>
>