diff mbox series

[5/5] drm/i915: Take pinning into account in __i915_gem_object_is_lmem

Message ID 20210916162819.27848-6-matthew.brost@intel.com (mailing list archive)
State New, archived
Headers show
Series Enable GuC submission by default on DG1 | expand

Commit Message

Matthew Brost Sept. 16, 2021, 4:28 p.m. UTC
Don't blow up on a GEM_WARN_ON in __i915_gem_object_is_lmem if the
object is pinned (not evictable).

Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
---
 drivers/gpu/drm/i915/gem/i915_gem_lmem.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

Comments

Thomas Hellstrom Sept. 16, 2021, 5:07 p.m. UTC | #1
On Thu, 2021-09-16 at 09:28 -0700, Matthew Brost wrote:
> Don't blow up on a GEM_WARN_ON in __i915_gem_object_is_lmem if the
> object is pinned (not evictable).
> 
> Signed-off-by: Matthew Brost <matthew.brost@intel.com>
> Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Reviewed-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>

> ---
>  drivers/gpu/drm/i915/gem/i915_gem_lmem.c | 7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/gem/i915_gem_lmem.c
> b/drivers/gpu/drm/i915/gem/i915_gem_lmem.c
> index 034226c5d4d0..d659239fcbcc 100644
> --- a/drivers/gpu/drm/i915/gem/i915_gem_lmem.c
> +++ b/drivers/gpu/drm/i915/gem/i915_gem_lmem.c
> @@ -56,8 +56,8 @@ bool i915_gem_object_is_lmem(struct
> drm_i915_gem_object *obj)
>   * @obj: The object to check.
>   *
>   * This function is intended to be called from within the fence
> signaling
> - * path where the fence keeps the object from being migrated. For
> example
> - * during gpu reset or similar.
> + * path where the fence, or a pin, keeps the object from being
> migrated. For
> + * example during gpu reset or similar.
>   *
>   * Return: Whether the object is resident in lmem.
>   */
> @@ -66,7 +66,8 @@ bool __i915_gem_object_is_lmem(struct
> drm_i915_gem_object *obj)
>         struct intel_memory_region *mr = READ_ONCE(obj->mm.region);
>  
>  #ifdef CONFIG_LOCKDEP
> -       GEM_WARN_ON(dma_resv_test_signaled(obj->base.resv, true));
> +       GEM_WARN_ON(dma_resv_test_signaled(obj->base.resv, true) &&
> +                   !i915_gem_object_evictable(obj));
>  #endif
>         return mr && (mr->type == INTEL_MEMORY_LOCAL ||
>                       mr->type == INTEL_MEMORY_STOLEN_LOCAL);
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/gem/i915_gem_lmem.c b/drivers/gpu/drm/i915/gem/i915_gem_lmem.c
index 034226c5d4d0..d659239fcbcc 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_lmem.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_lmem.c
@@ -56,8 +56,8 @@  bool i915_gem_object_is_lmem(struct drm_i915_gem_object *obj)
  * @obj: The object to check.
  *
  * This function is intended to be called from within the fence signaling
- * path where the fence keeps the object from being migrated. For example
- * during gpu reset or similar.
+ * path where the fence, or a pin, keeps the object from being migrated. For
+ * example during gpu reset or similar.
  *
  * Return: Whether the object is resident in lmem.
  */
@@ -66,7 +66,8 @@  bool __i915_gem_object_is_lmem(struct drm_i915_gem_object *obj)
 	struct intel_memory_region *mr = READ_ONCE(obj->mm.region);
 
 #ifdef CONFIG_LOCKDEP
-	GEM_WARN_ON(dma_resv_test_signaled(obj->base.resv, true));
+	GEM_WARN_ON(dma_resv_test_signaled(obj->base.resv, true) &&
+		    !i915_gem_object_evictable(obj));
 #endif
 	return mr && (mr->type == INTEL_MEMORY_LOCAL ||
 		      mr->type == INTEL_MEMORY_STOLEN_LOCAL);