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Pixel Ding authored
VF uses KIQ to access registers. When VM fault occurs, the driver can't get back the fence of KIQ submission and runs into CPU soft lockup. Signed-off-by: Pixel Ding <Pixel.Ding@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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