linux-kernel - [PATCH 5.9 321/391] drm/amdgpu: correct the gpu reset handling for job != NULL case

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Message-Id: <20201103203408.771114455@linuxfoundation.org>
Date:   Tue,  3 Nov 2020 21:36:12 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Evan Quan <evan.quan@....com>,
        Alex Deucher <alexander.deucher@....com>,
        Jane Jian <Jane.Jian@....com>
Subject: [PATCH 5.9 321/391] drm/amdgpu: correct the gpu reset handling for job != NULL case

From: Evan Quan <evan.quan@....com>

commit 207ac684792560acdb9e06f9d707ebf63c84b0e0 upstream.

Current code wrongly treat all cases as job == NULL.

Signed-off-by: Evan Quan <evan.quan@....com>
Reviewed-and-tested-by: Jane Jian <Jane.Jian@....com>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Cc: stable@...r.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/gpu/drm/amd/amdgpu/amdgpu_device.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -4374,7 +4374,7 @@ int amdgpu_device_gpu_recover(struct amd
 retry:	/* Rest of adevs pre asic reset from XGMI hive. */
 	list_for_each_entry(tmp_adev, device_list_handle, gmc.xgmi.head) {
 		r = amdgpu_device_pre_asic_reset(tmp_adev,
-						 NULL,
+						 (tmp_adev == adev) ? job : NULL,
 						 &need_full_reset);
 		/*TODO Should we stop ?*/
 		if (r) {