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This commit is contained in:
Maneet Singh
2025-12-02 15:32:25 -08:00
parent 2af9f1f0f7
commit a5bfb10e75
954 changed files with 421883 additions and 408177 deletions
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20
kernel-open/nvidia-uvm/uvm_get_rm_ptes_test.c
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@@ -146,12 +146,20 @@ static NV_STATUS verify_mapping_info(uvm_va_space_t *va_space,
// Add the physical offset for peer mappings
if (uvm_aperture_is_peer(aperture)) {
if (uvm_parent_gpus_are_direct_connected(memory_mapping_gpu->parent, memory_owning_gpu->parent))
if (uvm_parent_gpus_are_nvlink_direct_connected(memory_mapping_gpu->parent, memory_owning_gpu->parent))
phys_offset += memory_owning_gpu->parent->peer_address_info.peer_gpa_memory_window_start;
else if (uvm_parent_gpus_are_nvswitch_connected(memory_mapping_gpu->parent, memory_owning_gpu->parent))
phys_offset += memory_owning_gpu->parent->nvswitch_info.fabric_memory_window_start;
}
// Add DMA offset for bar1 p2p.
if (uvm_aperture_is_sys(aperture) && !memory_info->sysmem) {
uvm_gpu_phys_address_t phys_address = uvm_gpu_peer_phys_address(memory_owning_gpu, memory_info->physAddr, memory_mapping_gpu);
UVM_ASSERT(uvm_aperture_is_sys(phys_address.aperture));
phys_offset += (phys_address.address - memory_info->physAddr);
}
for (index = 0; index < ext_mapping_info->numWrittenPtes; index++) {
pte = hal->make_pte(aperture,
@@ -159,6 +167,16 @@ static NV_STATUS verify_mapping_info(uvm_va_space_t *va_space,
prot,
pte_flags);
if (pte != ext_mapping_info->pteBuffer[index * skip]) {
UVM_ERR_PRINT("PTE mismatch for %s->%s at %d (aperture: %s) %llx vs. %llx (address: %llx)\n",
uvm_parent_gpu_name(memory_mapping_gpu->parent),
uvm_parent_gpu_name(memory_owning_gpu->parent),
index,
uvm_aperture_string(aperture),
pte,
ext_mapping_info->pteBuffer[index * skip],
memory_info->physAddr);
}
TEST_CHECK_RET(pte == ext_mapping_info->pteBuffer[index * skip]);
phys_offset += page_size;