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This commit is contained in:
Andy Ritger
2026-04-28 08:55:30 -07:00
parent db0c4e65c8
commit 51edebee79
47 changed files with 48117 additions and 47816 deletions
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15
kernel-open/nvidia-uvm/uvm_va_range.c
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@@ -929,8 +929,12 @@ void uvm_va_range_remove_gpu_va_space(uvm_va_range_t *va_range,
gpu_va_space->gpu);
break;
case UVM_VA_RANGE_TYPE_DEVICE_P2P:
unmap_mapping_range(va_range->va_space->mapping, va_range->node.start, uvm_va_range_size(va_range), 1);
uvm_va_range_deinit_device_p2p(uvm_va_range_to_device_p2p(va_range), deferred_free_list);
// Device P2P ranges are associated with a specific GPU so destroy
// the range entirely if unregistering the associated GPU.
if (uvm_va_range_to_device_p2p(va_range)->gpu == gpu_va_space->gpu) {
unmap_mapping_range(va_range->va_space->mapping, va_range->node.start, uvm_va_range_size(va_range), 1);
uvm_va_range_deinit_device_p2p(uvm_va_range_to_device_p2p(va_range), deferred_free_list);
}
break;
default:
UVM_ASSERT_MSG(0, "[0x%llx, 0x%llx] has type %d\n",
@@ -1172,9 +1176,10 @@ void uvm_va_range_unregister_gpu(uvm_va_range_t *va_range,
va_range_unregister_gpu_semaphore_pool(uvm_va_range_to_semaphore_pool(va_range), gpu);
break;
case UVM_VA_RANGE_TYPE_DEVICE_P2P:
// All ranges should have been deinited by GPU VA space unregister,
// which should have already happened.
UVM_ASSERT(!uvm_va_range_to_device_p2p(va_range)->p2p_mem);
// All ranges for this GPU should have been deinited by GPU VA space
// unregister, which should have already happened.
if (uvm_va_range_to_device_p2p(va_range)->p2p_mem != NULL)
UVM_ASSERT(uvm_va_range_to_device_p2p(va_range)->gpu != gpu);
break;
default:
UVM_ASSERT_MSG(0, "[0x%llx, 0x%llx] has type %d\n",