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authorXiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>2011-11-24 17:39:18 +0800
committerAvi Kivity <avi@redhat.com>2011-12-27 11:17:37 +0200
commitbe6ba0f0962a39091c52eb9167ddea201fe80716 (patch)
tree52e46aad8cce4857def4dc03fc75955677027054 /arch/x86/kvm/mmu.c
parentbe593d6286075801bba6d60fa466a39c24cc7616 (diff)
KVM: introduce kvm_for_each_memslot macro
Introduce kvm_for_each_memslot to walk all valid memslot Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/mmu.c')
-rw-r--r--arch/x86/kvm/mmu.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 715dcb4fb79..d737443cdfd 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -1128,15 +1128,15 @@ static int kvm_handle_hva(struct kvm *kvm, unsigned long hva,
int (*handler)(struct kvm *kvm, unsigned long *rmapp,
unsigned long data))
{
- int i, j;
+ int j;
int ret;
int retval = 0;
struct kvm_memslots *slots;
+ struct kvm_memory_slot *memslot;
slots = kvm_memslots(kvm);
- for (i = 0; i < slots->nmemslots; i++) {
- struct kvm_memory_slot *memslot = &slots->memslots[i];
+ kvm_for_each_memslot(memslot, slots) {
unsigned long start = memslot->userspace_addr;
unsigned long end;
@@ -3985,15 +3985,15 @@ nomem:
*/
unsigned int kvm_mmu_calculate_mmu_pages(struct kvm *kvm)
{
- int i;
unsigned int nr_mmu_pages;
unsigned int nr_pages = 0;
struct kvm_memslots *slots;
+ struct kvm_memory_slot *memslot;
slots = kvm_memslots(kvm);
- for (i = 0; i < slots->nmemslots; i++)
- nr_pages += slots->memslots[i].npages;
+ kvm_for_each_memslot(memslot, slots)
+ nr_pages += memslot->npages;
nr_mmu_pages = nr_pages * KVM_PERMILLE_MMU_PAGES / 1000;
nr_mmu_pages = max(nr_mmu_pages,