diff options
Diffstat (limited to 'meta-amdfalconx86/recipes-kernel/linux/files/1074-drm-amdgpu-make-the-VMID-owner-always-64bit.patch')
-rw-r--r-- | meta-amdfalconx86/recipes-kernel/linux/files/1074-drm-amdgpu-make-the-VMID-owner-always-64bit.patch | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/meta-amdfalconx86/recipes-kernel/linux/files/1074-drm-amdgpu-make-the-VMID-owner-always-64bit.patch b/meta-amdfalconx86/recipes-kernel/linux/files/1074-drm-amdgpu-make-the-VMID-owner-always-64bit.patch new file mode 100644 index 00000000..5004c7f6 --- /dev/null +++ b/meta-amdfalconx86/recipes-kernel/linux/files/1074-drm-amdgpu-make-the-VMID-owner-always-64bit.patch @@ -0,0 +1,56 @@ +From 6660641e1b3c7161aba6e1b63407f9333746db6e Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com> +Date: Wed, 4 May 2016 10:20:01 +0200 +Subject: [PATCH 1074/1110] drm/amdgpu: make the VMID owner always 64bit +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Otherwise we could (in theory) run into problems on 32bit systems. + +Signed-off-by: Christian König <christian.koenig@amd.com> +Reviewed-by: Chunming Zhou <david1.zhou@amd.com> +Signed-off-by: Kalyan Alle <kalyan.alle@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu.h | 2 +- + drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 4 ++-- + 2 files changed, 3 insertions(+), 3 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h +index 98bb206..0b6ef3d 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h +@@ -897,7 +897,7 @@ struct amdgpu_vm_id { + struct amdgpu_sync active; + struct fence *last_flush; + struct amdgpu_ring *last_user; +- atomic_long_t owner; ++ atomic64_t owner; + + uint64_t pd_gpu_addr; + /* last flushed PD/PT update */ +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +index fd691d0..b6df43d 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +@@ -192,7 +192,7 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, + if (!id) + continue; + +- if (atomic_long_read(&id->owner) != vm->client_id) ++ if (atomic64_read(&id->owner) != vm->client_id) + continue; + + if (pd_addr != id->pd_gpu_addr) +@@ -268,7 +268,7 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, + + list_move_tail(&id->list, &adev->vm_manager.ids_lru); + id->last_user = ring; +- atomic_long_set(&id->owner, vm->client_id); ++ atomic64_set(&id->owner, vm->client_id); + vm->ids[ring->idx] = id; + + *vm_id = id - adev->vm_manager.ids; +-- +2.7.4 + |