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This commit is contained in:
Maneet Singh
2023-09-21 10:43:43 -07:00
parent a8e01be6b2
commit f59818b751
94 changed files with 2414 additions and 800 deletions
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12
kernel-open/nvidia-uvm/uvm_ats_faults.c
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@@ -1,5 +1,5 @@
/*******************************************************************************
Copyright (c) 2018 NVIDIA Corporation
Copyright (c) 2023 NVIDIA Corporation
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to
@@ -149,7 +149,11 @@ static void ats_batch_select_residency(uvm_gpu_va_space_t *gpu_va_space,
mode = vma_policy->mode;
if ((mode == MPOL_BIND) || (mode == MPOL_PREFERRED_MANY) || (mode == MPOL_PREFERRED)) {
if ((mode == MPOL_BIND)
#if defined(NV_MPOL_PREFERRED_MANY_PRESENT)
|| (mode == MPOL_PREFERRED_MANY)
#endif
|| (mode == MPOL_PREFERRED)) {
int home_node = NUMA_NO_NODE;
#if defined(NV_MEMPOLICY_HAS_HOME_NODE)
@@ -467,6 +471,10 @@ NV_STATUS uvm_ats_service_faults(uvm_gpu_va_space_t *gpu_va_space,
uvm_page_mask_and(write_fault_mask, write_fault_mask, read_fault_mask);
else
uvm_page_mask_zero(write_fault_mask);
// There are no pending faults beyond write faults to RO region.
if (uvm_page_mask_empty(read_fault_mask))
return status;
}
ats_batch_select_residency(gpu_va_space, vma, ats_context);