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KVM: MMU: remove count_rmaps()

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Nothing is checked in count_rmaps(), so remove it

Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Xiao Guangrong 2010-08-28 19:25:09 +08:00 committed by Avi Kivity
parent 365fb3fdf6
commit 8e0e8afa82
1 changed files with 0 additions and 38 deletions
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38
arch/x86/kvm/mmu.c
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@ -3606,43 +3606,6 @@ static void audit_mappings(struct kvm_vcpu *vcpu)
2);
}
static int count_rmaps(struct kvm_vcpu *vcpu)
{
struct kvm *kvm = vcpu->kvm;
struct kvm_memslots *slots;
int nmaps = 0;
int i, j, k, idx;
idx = srcu_read_lock(&kvm->srcu);
slots = kvm_memslots(kvm);
for (i = 0; i < KVM_MEMORY_SLOTS; ++i) {
struct kvm_memory_slot *m = &slots->memslots[i];
struct kvm_rmap_desc *d;
for (j = 0; j < m->npages; ++j) {
unsigned long *rmapp = &m->rmap[j];
if (!*rmapp)
continue;
if (!(*rmapp & 1)) {
++nmaps;
continue;
}
d = (struct kvm_rmap_desc *)(*rmapp & ~1ul);
while (d) {
for (k = 0; k < RMAP_EXT; ++k)
if (d->sptes[k])
++nmaps;
else
break;
d = d->more;
}
}
}
srcu_read_unlock(&kvm->srcu, idx);
return nmaps;
}
void inspect_spte_has_rmap(struct kvm *kvm, u64 *sptep)
{
unsigned long *rmapp;
@ -3704,7 +3667,6 @@ static void check_mappings_rmap(struct kvm_vcpu *vcpu)
static void audit_rmap(struct kvm_vcpu *vcpu)
{
check_mappings_rmap(vcpu);
count_rmaps(vcpu);
}
static void audit_write_protection(struct kvm_vcpu *vcpu)