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head/sys/amd64/amd64/pmap.c

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static int static int
kvm_size(SYSCTL_HANDLER_ARGS) kvm_size(SYSCTL_HANDLER_ARGS)
{ {
unsigned long ksize = VM_MAX_KERNEL_ADDRESS - VM_MIN_KERNEL_ADDRESS; unsigned long ksize = VM_MAX_KERNEL_ADDRESS - VM_MIN_KERNEL_ADDRESS;
return sysctl_handle_long(oidp, &ksize, 0, req); return sysctl_handle_long(oidp, &ksize, 0, req);
} }
SYSCTL_PROC(_vm, OID_AUTO, kvm_size, CTLTYPE_LONG|CTLFLAG_RD, SYSCTL_PROC(_vm, OID_AUTO, kvm_size, CTLTYPE_LONG | CTLFLAG_RD | CTLFLAG_MPSAFE,
0, 0, kvm_size, "LU", "Size of KVM"); 0, 0, kvm_size, "LU",
"Size of KVM");
static int static int
kvm_free(SYSCTL_HANDLER_ARGS) kvm_free(SYSCTL_HANDLER_ARGS)
{ {
unsigned long kfree = VM_MAX_KERNEL_ADDRESS - kernel_vm_end; unsigned long kfree = VM_MAX_KERNEL_ADDRESS - kernel_vm_end;
return sysctl_handle_long(oidp, &kfree, 0, req); return sysctl_handle_long(oidp, &kfree, 0, req);
} }
SYSCTL_PROC(_vm, OID_AUTO, kvm_free, CTLTYPE_LONG|CTLFLAG_RD, SYSCTL_PROC(_vm, OID_AUTO, kvm_free, CTLTYPE_LONG | CTLFLAG_RD | CTLFLAG_MPSAFE,
0, 0, kvm_free, "LU", "Amount of KVM free"); 0, 0, kvm_free, "LU",
"Amount of KVM free");
/* /*
* Allocate physical memory for the vm_page array and map it into KVA, * Allocate physical memory for the vm_page array and map it into KVA,
* attempting to back the vm_pages with domain-local memory. * attempting to back the vm_pages with domain-local memory.
*/ */
void void
pmap_page_array_startup(long pages) pmap_page_array_startup(long pages)
{ {
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