diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/1470-drm-amdgpu-Don-t-wait-for-fence-when-unmapping-freei.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/1470-drm-amdgpu-Don-t-wait-for-fence-when-unmapping-freei.patch | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/1470-drm-amdgpu-Don-t-wait-for-fence-when-unmapping-freei.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/1470-drm-amdgpu-Don-t-wait-for-fence-when-unmapping-freei.patch new file mode 100644 index 00000000..04f3a881 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/1470-drm-amdgpu-Don-t-wait-for-fence-when-unmapping-freei.patch @@ -0,0 +1,40 @@ +From 2209febf8bd080310f954401d24359d2f4c86bb0 Mon Sep 17 00:00:00 2001 +From: Felix Kuehling <Felix.Kuehling@amd.com> +Date: Tue, 28 Jun 2016 18:26:24 -0400 +Subject: [PATCH 1470/4131] drm/amdgpu: Don't wait for fence when + unmapping/freeing buffers + +When unmapping and freeing buffers, user mode doesn't need to wait +for the completion of the page table update fence. + +Change-Id: Idd948d1f3d7a7000b3845d16a81dbd2f8a9e8a8c +Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c +index 4ed616b..b1e1598 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c +@@ -874,7 +874,7 @@ int amdgpu_amdkfd_gpuvm_free_memory_of_gpu( + entry); + } + +- unreserve_bo_and_vms(&ctx, true); ++ unreserve_bo_and_vms(&ctx, false); + + /* Free the BO*/ + amdgpu_bo_unref(&mem->data2.bo); +@@ -1210,7 +1210,7 @@ int amdgpu_amdkfd_gpuvm_unmap_memory_from_gpu( + } + + unreserve_out: +- unreserve_bo_and_vms(&ctx, true); ++ unreserve_bo_and_vms(&ctx, false); + out: + mutex_unlock(&mem->data2.lock); + return ret; +-- +2.7.4 + |