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(parent: 92af2d3) | patch
drm/amdkfd: Fix NULL pointer error for GC 11.0.1 on mGPU
authorEric Huang <jinhuieric.huang@amd.com>
Thu, 5 Jan 2023 19:01:18 +0000 (14:01 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 1 Feb 2023 07:34:32 +0000 (08:34 +0100)
commitca6263dc22acafc04c0d164900e5662a0e920a8a
tree94aa8d6982e06f3d3567eb57ee0701b9d60d851dtree | snapshot
parent92af2d3b57a1afdfdcafb1c6a07ffd89cf3e98fbcommit | diff
drm/amdkfd: Fix NULL pointer error for GC 11.0.1 on mGPU

[ Upstream commit a6941f89d7c6a6ba49316bbd7da2fb2f719119a7 ]

The point bo->kfd_bo is NULL for queue's write pointer BO
when creating queue on mGPU. To avoid using the pointer
fixes the error.

Signed-off-by: Eric Huang <jinhuieric.huang@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c diff | blob | history
drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c diff | blob | history
Domain: System / Kernel;