[Intel-gfx] [PATCH 3/5] drm/i915: Track page table backing store usage

Tvrtko Ursulin tvrtko.ursulin at linux.intel.com
Thu Sep 21 11:48:50 UTC 2023


From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>

Account page table backing store against the owning client memory usage
stats.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
Reviewed-by: Aravind Iddamsetty <aravind.iddamsetty at intel.com>
---
 drivers/gpu/drm/i915/gt/intel_gtt.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/i915/gt/intel_gtt.c b/drivers/gpu/drm/i915/gt/intel_gtt.c
index 13944a14ea2d..c3f29999b379 100644
--- a/drivers/gpu/drm/i915/gt/intel_gtt.c
+++ b/drivers/gpu/drm/i915/gt/intel_gtt.c
@@ -58,6 +58,9 @@ struct drm_i915_gem_object *alloc_pt_lmem(struct i915_address_space *vm, int sz)
 	if (!IS_ERR(obj)) {
 		obj->base.resv = i915_vm_resv_get(vm);
 		obj->shares_resv_from = vm;
+
+		if (vm->fpriv)
+			i915_drm_client_add_object(vm->fpriv->client, obj);
 	}
 
 	return obj;
@@ -79,6 +82,9 @@ struct drm_i915_gem_object *alloc_pt_dma(struct i915_address_space *vm, int sz)
 	if (!IS_ERR(obj)) {
 		obj->base.resv = i915_vm_resv_get(vm);
 		obj->shares_resv_from = vm;
+
+		if (vm->fpriv)
+			i915_drm_client_add_object(vm->fpriv->client, obj);
 	}
 
 	return obj;
-- 
2.39.2



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