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-rw-r--r--drivers/kvm/paging_tmpl.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/kvm/paging_tmpl.h b/drivers/kvm/paging_tmpl.h
index 73ffbffb109..bc64cceec03 100644
--- a/drivers/kvm/paging_tmpl.h
+++ b/drivers/kvm/paging_tmpl.h
@@ -421,6 +421,7 @@ static int FNAME(page_fault)(struct kvm_vcpu *vcpu, gva_t addr,
pgprintk("%s: guest page fault\n", __FUNCTION__);
inject_page_fault(vcpu, addr, walker.error_code);
FNAME(release_walker)(&walker);
+ vcpu->last_pt_write_count = 0; /* reset fork detector */
return 0;
}
@@ -442,6 +443,9 @@ static int FNAME(page_fault)(struct kvm_vcpu *vcpu, gva_t addr,
FNAME(release_walker)(&walker);
+ if (!write_pt)
+ vcpu->last_pt_write_count = 0; /* reset fork detector */
+
/*
* mmio: emulate if accessible, otherwise its a guest fault.
*/