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KVM: modify memslots layout in struct kvm

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Have a pointer to an allocated region inside struct kvm.

[alex: fix ppc book 3s]

Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
This commit is contained in:
Marcelo Tosatti
2009-12-23 14:35:16 -02:00
parent 2044892d4a
commit 46a26bf557
8 changed files with 60 additions and 37 deletions
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11
arch/x86/kvm/mmu.c
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@@ -807,13 +807,14 @@ static int kvm_handle_hva(struct kvm *kvm, unsigned long hva,
{
int i, j;
int retval = 0;
struct kvm_memslots *slots = kvm->memslots;
/*
* If mmap_sem isn't taken, we can look the memslots with only
* the mmu_lock by skipping over the slots with userspace_addr == 0.
*/
for (i = 0; i < kvm->nmemslots; i++) {
struct kvm_memory_slot *memslot = &kvm->memslots[i];
for (i = 0; i < slots->nmemslots; i++) {
struct kvm_memory_slot *memslot = &slots->memslots[i];
unsigned long start = memslot->userspace_addr;
unsigned long end;
@@ -3021,8 +3022,8 @@ unsigned int kvm_mmu_calculate_mmu_pages(struct kvm *kvm)
unsigned int nr_mmu_pages;
unsigned int nr_pages = 0;
for (i = 0; i < kvm->nmemslots; i++)
nr_pages += kvm->memslots[i].npages;
for (i = 0; i < kvm->memslots->nmemslots; i++)
nr_pages += kvm->memslots->memslots[i].npages;
nr_mmu_pages = nr_pages * KVM_PERMILLE_MMU_PAGES / 1000;
nr_mmu_pages = max(nr_mmu_pages,
@@ -3295,7 +3296,7 @@ static int count_rmaps(struct kvm_vcpu *vcpu)
int i, j, k;
for (i = 0; i < KVM_MEMORY_SLOTS; ++i) {
struct kvm_memory_slot *m = &vcpu->kvm->memslots[i];
struct kvm_memory_slot *m = &vcpu->kvm->memslots->memslots[i];
struct kvm_rmap_desc *d;
for (j = 0; j < m->npages; ++j) {