[PATCH 2/2] drm/amdgpu/sriov add amdgpu_amdkfd_pre_reset in gpu reset

[Liu, Monk]

Series review by Monk

_____________________________________
Monk Liu|GPU Virtualization Team |AMD


-----Original Message-----
From: amd-gfx <amd-gfx-bounces at lists.freedesktop.org> On Behalf Of Jack Zhang
Sent: Tuesday, April 7, 2020 4:14 PM
To: amd-gfx at lists.freedesktop.org
Cc: Zhang, Jack (Jian) <Jack.Zhang1 at amd.com>
Subject: [PATCH 2/2] drm/amdgpu/sriov add amdgpu_amdkfd_pre_reset in gpu reset

[PATCH 2/2]
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 d94eff9..2e1f955 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -3852,6 +3852,8 @@ static int amdgpu_device_reset_sriov(struct amdgpu_device *adev,
 	if (r)
 		return r;
 
+	amdgpu_amdkfd_pre_reset(adev);
+
 	/* Resume IP prior to SMC */
 	r = amdgpu_device_ip_reinit_early_sriov(adev);
 	if (r)
--
2.7.4

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