drm/amdkfd: Validate user queue buffers

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Find user queue rptr, ring buf, eop buffer and cwsr area BOs, and
check BOs are mapped on the GPU with correct size and take the BO
reference.

Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Philip Yang 2024-06-20 12:21:57 -04:00 • committed by Alex Deucher

parent 9c7e69d2e1

commit 68e599db7a

2 changed files with 40 additions and 2 deletions

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4

drivers/gpu/drm/amd/amdkfd/kfd_priv.h

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40

drivers/gpu/drm/amd/amdkfd/kfd_queue.c

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