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From a4c63985afc13da200995bd6994088b58675f6c7 Mon Sep 17 00:00:00 2001
From: Tao Zhou <tao.zhou1@amd.com>
Date: Thu, 1 Aug 2019 12:52:54 +0800
Subject: [PATCH 3254/4256] drm/amdgpu: only uncorrectable error needs gpu
reset
we only read error information for correctable error in interrupt
handler, gpu reset is unnecessary since there is no data lost
in correctable error
Signed-off-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 656cd11ccadf..fd23d9081286 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -250,7 +250,11 @@ static int gmc_v9_0_process_ras_data_cb(struct amdgpu_device *adev,
*/
if (adev->umc.funcs->query_ras_error_address)
adev->umc.funcs->query_ras_error_address(adev, err_data);
- amdgpu_ras_reset_gpu(adev, 0);
+
+ /* only uncorrectable error needs gpu reset */
+ if (err_data->ue_count)
+ amdgpu_ras_reset_gpu(adev, 0);
+
return AMDGPU_RAS_UE;
}
--
2.17.1
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