Commit b9329f51 authored by Riana Tauro's avatar Riana Tauro Committed by Matt Roper
Browse files

drm/xe/xe_pmu: Validate gt in event supported 



Validate gt instead of checking gt_id is lesser
than max gts per tile

Signed-off-by: default avatarRiana Tauro <riana.tauro@intel.com>
Reviewed-by: default avatarLucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: default avatarMatt Roper <matthew.d.roper@intel.com>
Link: https://lore.kernel.org/r/20250630093741.2435281-1-riana.tauro@intel.com


Signed-off-by: default avatarMatt Roper <matthew.d.roper@intel.com>
parent d4eb4a01

drivers/gpu/drm/xe/xe_pmu.c

+5 −2
Original line number Diff line number Diff line
@@ -157,10 +157,13 @@ static bool event_gt_forcewake(struct perf_event *event) 
	return true;

}



static bool event_supported(struct xe_pmu *pmu, unsigned int gt,

static bool event_supported(struct xe_pmu *pmu, unsigned int gt_id,

			    unsigned int id)

{

	if (gt >= XE_MAX_GT_PER_TILE)

	struct xe_device *xe = container_of(pmu, typeof(*xe), pmu);

	struct xe_gt *gt = xe_device_get_gt(xe, gt_id);



	if (!gt)

		return false;



	return id < sizeof(pmu->supported_events) * BITS_PER_BYTE &&