Re: [PATCH v1] drm/xe/ras: Fix invalid health error code

[Michal Wajdeczko <michal.wajdeczko@intel.com>]

On 8/4/2026 8:36 AM, Tauro, Riana wrote:
> 
> On 04-08-2026 10:42, Raag Jadav wrote:
>> We use -EBADMSG for corrupted responses from sysctrl. Fix the error code.
> 
> Let's keep it -EIO as it's more appropriate for sysctrl errors and consistent than
> 
> #define    EBADMSG        74    /* Not a data message */

btw, inside GuC CTB code we use

	-EPIPE		// for corrupted message/channel
	-EPROTO		// for unexpected content in the message

as -EIO is too generic

> 
> Thanks
> Riana
> 
>>
>> Fixes: 53a7115f9862 ("drm/xe/xe_ras: Add RAS GPU health indicator")
>> Signed-off-by: Raag Jadav <raag.jadav@intel.com>
>> ---
>>   drivers/gpu/drm/xe/xe_ras.c | 4 ++--
>>   1 file changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/xe/xe_ras.c b/drivers/gpu/drm/xe/xe_ras.c
>> index f7af4da8172c..bdad0621ae12 100644
>> --- a/drivers/gpu/drm/xe/xe_ras.c
>> +++ b/drivers/gpu/drm/xe/xe_ras.c
>> @@ -700,7 +700,7 @@ static ssize_t gpu_health_show(struct device *dev, struct device_attribute *attr
>>       if (response.health >= XE_RAS_HEALTH_MAX) {
>>           xe_err(xe, "sysctrl: invalid health state %u\n",
>>                  response.health);
>> -        return -EIO;
>> +        return -EBADMSG;
>>       }
>>         health = gpu_health_states[response.health];
>> @@ -753,7 +753,7 @@ static ssize_t gpu_health_store(struct device *dev, struct device_attribute *att
>>       if (response.health >= XE_RAS_HEALTH_MAX) {
>>           xe_err(xe, "sysctrl: invalid health state %u\n",
>>                  response.health);
>> -        return -EIO;
>> +        return -EBADMSG;
>>       }
>>         health = gpu_health_states[response.health];