From: xinhui pan <xinhui.pan@amd.com>
Date: Mon, 21 Jan 2019 12:33:48 +0000 (+0800)
Subject: drm/amdgpu: reserve bad pages during recovery
X-Git-Tag: v5.2-rc1~118^2~31^2~121
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=2be4c4a9d47844b83082458ae369efc7ca60b997;p=linux.git

drm/amdgpu: reserve bad pages during recovery

Mark vram pages with errors as bad and prevent the driver
from using them.

Signed-off-by: xinhui pan <xinhui.pan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 1eb21981ede5..8b3978aad5ca 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -3399,6 +3399,11 @@ static int amdgpu_do_asic_reset(struct amdgpu_hive_info *hive,
 						break;
 				}
 			}
+
+			list_for_each_entry(tmp_adev, device_list_handle,
+					gmc.xgmi.head) {
+				amdgpu_ras_reserve_bad_pages(tmp_adev);
+			}
 		}
 	}