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-rw-r--r--meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4433-drm-amdgpu-remove-set-but-not-used-variable-invalid.patch47
1 files changed, 47 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4433-drm-amdgpu-remove-set-but-not-used-variable-invalid.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4433-drm-amdgpu-remove-set-but-not-used-variable-invalid.patch
new file mode 100644
index 00000000..294e404b
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4433-drm-amdgpu-remove-set-but-not-used-variable-invalid.patch
@@ -0,0 +1,47 @@
+From fa007cd9d867f24f8d412ac40245f8ba7b2fbfdc Mon Sep 17 00:00:00 2001
+From: yu kuai <yukuai3@huawei.com>
+Date: Wed, 13 Nov 2019 20:44:31 +0800
+Subject: [PATCH 4433/4736] drm/amdgpu: remove set but not used variable
+ 'invalid'
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Fixes gcc '-Wunused-but-set-variable' warning:
+
+drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c: In function
+‘amdgpu_amdkfd_evict_userptr’:
+drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c:1665:6: warning:
+variable ‘invalid’ set but not used [-Wunused-but-set-variable]
+
+'invalid' is never used, so can be removed. Thus 'atomic_inc_return'
+can be replaced as 'atomic_inc'
+
+Fixes: 5ae0283e831a ("drm/amdgpu: Add userptr support for KFD")
+Signed-off-by: yu kuai <yukuai3@huawei.com>
+Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
+Signed-off-by: Rahul Kumar <rahul.kumar1@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 9ce17867fac7..083bd8fe8057 100644
+--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+@@ -1926,10 +1926,10 @@ int amdgpu_amdkfd_evict_userptr(struct kgd_mem *mem,
+ return 0;
+
+ struct amdkfd_process_info *process_info = mem->process_info;
+- int invalid, evicted_bos;
++ int evicted_bos;
+ int r = 0;
+
+- invalid = atomic_inc_return(&mem->invalid);
++ atomic_inc(&mem->invalid);
+ evicted_bos = atomic_inc_return(&process_info->evicted_bos);
+ if (evicted_bos == 1) {
+ /* First eviction, stop the queues */
+--
+2.17.1
+