Use DMA_RESV_USAGE_BOOKKEEP for VM page table updates and KFD preemption fence.

v2: actually update all usages for KFD
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>