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This commit is contained in:
Andy Ritger
2022-10-10 14:59:24 -07:00
parent fe0728787f
commit 90eb10774f
758 changed files with 88383 additions and 26493 deletions
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18
kernel-open/nvidia-uvm/uvm_mem.h
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@@ -161,10 +161,6 @@ struct uvm_mem_struct
// lifetime of the GPU. For CPU allocations there is no lifetime limitation.
uvm_gpu_t *backing_gpu;
uvm_gpu_t *dma_owner;
// Size of the physical chunks.
@@ -396,14 +392,12 @@ static NV_STATUS uvm_mem_alloc_sysmem_and_map_cpu_kernel(NvU64 size, struct mm_s
return NV_OK;
}
// Helper for allocating sysmem DMA and mapping it on the CPU. This is useful
// for certain systems where the main system memory is encrypted
// (e.g., AMD SEV) and cannot be read from IO devices unless specially
// allocated using the DMA APIs.
//
// See uvm_mem_alloc()
static NV_STATUS uvm_mem_alloc_sysmem_dma_and_map_cpu_kernel(NvU64 size,
uvm_gpu_t *gpu,
struct mm_struct *mm,