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This commit is contained in:
Andy Ritger
2023-10-17 09:25:29 -07:00
parent f59818b751
commit b5bf85a8e3
917 changed files with 132480 additions and 110015 deletions
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13
kernel-open/nvidia-uvm/uvm_va_policy.h
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@@ -24,6 +24,7 @@
#ifndef __UVM_VA_POLICY_H__
#define __UVM_VA_POLICY_H__
#include <linux/numa.h>
#include "uvm_linux.h"
#include "uvm_forward_decl.h"
#include "uvm_processors.h"
@@ -62,6 +63,18 @@ struct uvm_va_policy_struct
// This is set to UVM_ID_INVALID if no preferred location is set.
uvm_processor_id_t preferred_location;
// If the preferred location is the CPU, this is either the preferred NUMA
// node ID or NUMA_NO_NODE to indicate that there is no preference among
// nodes.
// If preferred_location is a GPU, preferred_nid will be used if CPU
// pages have to be allocated for any staging copies. Otherwise, it is
// not used.
//
// TODO: Bug 4148100 - Preferred_location and preferred_nid should be
// combined into a new type that combines the processor and NUMA node
// ID.
int preferred_nid;
// Mask of processors that are accessing this VA range and should have
// their page tables updated to access the (possibly remote) pages.
uvm_processor_mask_t accessed_by;