diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1412-drm-amdgpu-Add-PDE0-vm-fault-as-invalid-address-prot.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1412-drm-amdgpu-Add-PDE0-vm-fault-as-invalid-address-prot.patch | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1412-drm-amdgpu-Add-PDE0-vm-fault-as-invalid-address-prot.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1412-drm-amdgpu-Add-PDE0-vm-fault-as-invalid-address-prot.patch new file mode 100644 index 00000000..28195a60 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1412-drm-amdgpu-Add-PDE0-vm-fault-as-invalid-address-prot.patch @@ -0,0 +1,46 @@ +From 36b2b147458523adb8d287c30ce3aa7371a9f97c Mon Sep 17 00:00:00 2001 +From: shaoyunl <Shaoyun.Liu@amd.com> +Date: Mon, 4 Apr 2016 16:35:03 -0400 +Subject: [PATCH 1412/4131] drm/amdgpu: Add PDE0 vm fault as invalid address + protection fault + +The VM generally raises two kind of invalid address protection fault: +PDE0 (page directory entry not present) or VALID(page table entry +not valid). Both need to be reported as invalid protection fault to user. + +Change-Id: I012ff65e4c9def01534897887cafdc127b7c07d1 +Signed-off-by: shaoyun liu <shaoyun.liu@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c | 2 +- + drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c | 2 +- + 2 files changed, 2 insertions(+), 2 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c +index 378f115..91f9ea4 100644 +--- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c ++++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c +@@ -773,7 +773,7 @@ static void gmc_v7_0_vm_decode_fault(struct amdgpu_device *adev, + info->vmid = vmid; + info->mc_id = mc_id; + info->page_addr = addr; +- info->prot_valid = protections & 0x4 ? true : false; ++ info->prot_valid = protections & 0x6 ? true : false; + info->prot_read = protections & 0x8 ? true : false; + info->prot_write = protections & 0x10 ? true : false; + info->prot_exec = protections & 0x20 ? true : false; +diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c +index 737a623..e306006 100644 +--- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c ++++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c +@@ -989,7 +989,7 @@ static void gmc_v8_0_vm_decode_fault(struct amdgpu_device *adev, + info->vmid = vmid; + info->mc_id = mc_id; + info->page_addr = addr; +- info->prot_valid = protections & 0x4 ? true : false; ++ info->prot_valid = protections & 0x6 ? true : false; + info->prot_read = protections & 0x8 ? true : false; + info->prot_write = protections & 0x10 ? true : false; + info->prot_exec = protections & 0x20 ? true : false; +-- +2.7.4 + |