diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3541-drm-amdgpu-Add-a-missing-lock-for-drm_mm_takedown.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3541-drm-amdgpu-Add-a-missing-lock-for-drm_mm_takedown.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3541-drm-amdgpu-Add-a-missing-lock-for-drm_mm_takedown.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3541-drm-amdgpu-Add-a-missing-lock-for-drm_mm_takedown.patch new file mode 100644 index 00000000..dfedb719 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3541-drm-amdgpu-Add-a-missing-lock-for-drm_mm_takedown.patch @@ -0,0 +1,31 @@ +From b824c128bf2f33bb5448a21b3652e36a114418d4 Mon Sep 17 00:00:00 2001 +From: Mikita Lipski <mikita.lipski@amd.com> +Date: Fri, 19 Jan 2018 11:21:04 -0500 +Subject: [PATCH 3541/4131] drm/amdgpu: Add a missing lock for drm_mm_takedown + +Inside amdgpu_gtt_mgr_fini add a missing lock to maintain +locking balance + +Signed-off-by: Mikita Lipski <mikita.lipski@amd.com> +Reviewed-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c +index eeb9e77..ee4b908 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c +@@ -75,7 +75,7 @@ static int amdgpu_gtt_mgr_init(struct ttm_mem_type_manager *man, + static int amdgpu_gtt_mgr_fini(struct ttm_mem_type_manager *man) + { + struct amdgpu_gtt_mgr *mgr = man->priv; +- ++ spin_lock(&mgr->lock); + drm_mm_takedown(&mgr->mm); + spin_unlock(&mgr->lock); + kfree(mgr); +-- +2.7.4 + |