It seems that rmap entries are under counted.
Signed-off-by: Hillf Danton <[email protected]>
---
--- o/linux-2.6.36-rc1/arch/x86/kvm/mmu.c 2010-08-16 08:41:38.000000000
+0800
+++ m/linux-2.6.36-rc1/arch/x86/kvm/mmu.c 2010-09-18 07:51:44.000000000
+0800
@@ -591,6 +591,7 @@ static int rmap_add(struct kvm_vcpu *vcp
desc->sptes[0] = (u64 *)*rmapp;
desc->sptes[1] = spte;
*rmapp = (unsigned long)desc | 1;
+ ++count;
} else {
rmap_printk("rmap_add: %p %llx many->many\n", spte, *spte);
desc = (struct kvm_rmap_desc *)(*rmapp & ~1ul);
@@ -603,7 +604,7 @@ static int rmap_add(struct kvm_vcpu *vcp
desc = desc->more;
}
for (i = 0; desc->sptes[i]; ++i)
- ;
+ ++count;
desc->sptes[i] = spte;
}
return count;
--
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