diff mbox series

[drm-misc-next] drm/gpuva_mgr: remove unused prev pointer in __drm_gpuva_sm_map()

Message ID 20230823233119.2891-1-dakr@redhat.com (mailing list archive)
State New, archived
Headers show
Series [drm-misc-next] drm/gpuva_mgr: remove unused prev pointer in __drm_gpuva_sm_map() | expand

Commit Message

Danilo Krummrich Aug. 23, 2023, 11:31 p.m. UTC
The prev pointer in __drm_gpuva_sm_map() was used to implement automatic
merging of mappings. Since automatic merging did not make its way
upstream, remove this leftover.

Fixes: e6303f323b1a ("drm: manager to keep track of GPUs VA mappings")
Signed-off-by: Danilo Krummrich <dakr@redhat.com>
---
 drivers/gpu/drm/drm_gpuva_mgr.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

Comments

Dave Airlie Aug. 24, 2023, 2:57 a.m. UTC | #1
On Thu, 24 Aug 2023 at 09:31, Danilo Krummrich <dakr@redhat.com> wrote:
>
> The prev pointer in __drm_gpuva_sm_map() was used to implement automatic
> merging of mappings. Since automatic merging did not make its way
> upstream, remove this leftover.
>
> Fixes: e6303f323b1a ("drm: manager to keep track of GPUs VA mappings")
> Signed-off-by: Danilo Krummrich <dakr@redhat.com>

Reviewed-by: Dave Airlie <airlied@redhat.com>
> ---
>  drivers/gpu/drm/drm_gpuva_mgr.c | 10 ++++------
>  1 file changed, 4 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_gpuva_mgr.c b/drivers/gpu/drm/drm_gpuva_mgr.c
> index 1bc91fc60ef3..3e1ca878cb7e 100644
> --- a/drivers/gpu/drm/drm_gpuva_mgr.c
> +++ b/drivers/gpu/drm/drm_gpuva_mgr.c
> @@ -1743,7 +1743,7 @@ __drm_gpuva_sm_map(struct drm_gpuva_manager *mgr,
>                    u64 req_addr, u64 req_range,
>                    struct drm_gem_object *req_obj, u64 req_offset)
>  {
> -       struct drm_gpuva *va, *next, *prev = NULL;
> +       struct drm_gpuva *va, *next;
>         u64 req_end = req_addr + req_range;
>         int ret;
>
> @@ -1773,7 +1773,7 @@ __drm_gpuva_sm_map(struct drm_gpuva_manager *mgr,
>                                 ret = op_unmap_cb(ops, priv, va, merge);
>                                 if (ret)
>                                         return ret;
> -                               goto next;
> +                               continue;
>                         }
>
>                         if (end > req_end) {
> @@ -1818,7 +1818,7 @@ __drm_gpuva_sm_map(struct drm_gpuva_manager *mgr,
>                                 ret = op_remap_cb(ops, priv, &p, NULL, &u);
>                                 if (ret)
>                                         return ret;
> -                               goto next;
> +                               continue;
>                         }
>
>                         if (end > req_end) {
> @@ -1851,7 +1851,7 @@ __drm_gpuva_sm_map(struct drm_gpuva_manager *mgr,
>                                 ret = op_unmap_cb(ops, priv, va, merge);
>                                 if (ret)
>                                         return ret;
> -                               goto next;
> +                               continue;
>                         }
>
>                         if (end > req_end) {
> @@ -1872,8 +1872,6 @@ __drm_gpuva_sm_map(struct drm_gpuva_manager *mgr,
>                                 break;
>                         }
>                 }
> -next:
> -               prev = va;
>         }
>
>         return op_map_cb(ops, priv,
> --
> 2.41.0
>
diff mbox series

Patch

diff --git a/drivers/gpu/drm/drm_gpuva_mgr.c b/drivers/gpu/drm/drm_gpuva_mgr.c
index 1bc91fc60ef3..3e1ca878cb7e 100644
--- a/drivers/gpu/drm/drm_gpuva_mgr.c
+++ b/drivers/gpu/drm/drm_gpuva_mgr.c
@@ -1743,7 +1743,7 @@  __drm_gpuva_sm_map(struct drm_gpuva_manager *mgr,
 		   u64 req_addr, u64 req_range,
 		   struct drm_gem_object *req_obj, u64 req_offset)
 {
-	struct drm_gpuva *va, *next, *prev = NULL;
+	struct drm_gpuva *va, *next;
 	u64 req_end = req_addr + req_range;
 	int ret;
 
@@ -1773,7 +1773,7 @@  __drm_gpuva_sm_map(struct drm_gpuva_manager *mgr,
 				ret = op_unmap_cb(ops, priv, va, merge);
 				if (ret)
 					return ret;
-				goto next;
+				continue;
 			}
 
 			if (end > req_end) {
@@ -1818,7 +1818,7 @@  __drm_gpuva_sm_map(struct drm_gpuva_manager *mgr,
 				ret = op_remap_cb(ops, priv, &p, NULL, &u);
 				if (ret)
 					return ret;
-				goto next;
+				continue;
 			}
 
 			if (end > req_end) {
@@ -1851,7 +1851,7 @@  __drm_gpuva_sm_map(struct drm_gpuva_manager *mgr,
 				ret = op_unmap_cb(ops, priv, va, merge);
 				if (ret)
 					return ret;
-				goto next;
+				continue;
 			}
 
 			if (end > req_end) {
@@ -1872,8 +1872,6 @@  __drm_gpuva_sm_map(struct drm_gpuva_manager *mgr,
 				break;
 			}
 		}
-next:
-		prev = va;
 	}
 
 	return op_map_cb(ops, priv,