[PATCH] drm/amdgpu/sriov add amdgpu_amdkfd_pre_reset in gpu reset

[Zhang, Jack (Jian)]

-----Original Message-----
From: Jack Zhang <Jack.Zhang1 at amd.com> 
Sent: Thursday, April 2, 2020 3:20 PM
To: amd-gfx at lists.freedesktop.org
Cc: Zhang, Jack (Jian) <Jack.Zhang1 at amd.com>
Subject: [PATCH] drm/amdgpu/sriov add amdgpu_amdkfd_pre_reset in gpu reset

kfd_pre_reset will free mem_objs allocated by kfd_gtt_sa_allocate

Without this change, sriov tdr code path will never free those allocated memories and get memory leak.

Signed-off-by: Jack Zhang <Jack.Zhang1 at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 8faaa17..832daf7 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -3847,6 +3847,8 @@ static int amdgpu_device_reset_sriov(struct amdgpu_device *adev,  {
 	int r;
 
+	amdgpu_amdkfd_pre_reset(adev);
+
 	if (from_hypervisor)
 		r = amdgpu_virt_request_full_gpu(adev, true);
 	else
--
2.7.4