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authorGleb Natapov <gleb@redhat.com>2009-07-08 11:26:54 +0300
committerAvi Kivity <avi@redhat.com>2009-09-10 08:33:14 +0300
commit4088bb3caee82086fd85a844604274f6237f66a7 (patch)
treea02f6b54251aafe2fdf9272f2a574a007231fcb2
parenta1b37100d9e29c1f8dc3e2f5490a205c80180e01 (diff)
KVM: silence lapic kernel messages that can be triggered by a guest
Some Linux versions (f8) try to read EOI register that is write only. Signed-off-by: Gleb Natapov <gleb@redhat.com> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
-rw-r--r--arch/x86/kvm/lapic.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index 5d697602048..66122bfc74a 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -597,14 +597,14 @@ static int apic_reg_read(struct kvm_lapic *apic, u32 offset, int len,
static const u64 rmask = 0x43ff01ffffffe70cULL;
if ((alignment + len) > 4) {
- printk(KERN_ERR "KVM_APIC_READ: alignment error %x %d\n",
- offset, len);
+ apic_debug("KVM_APIC_READ: alignment error %x %d\n",
+ offset, len);
return 1;
}
if (offset > 0x3f0 || !(rmask & (1ULL << (offset >> 4)))) {
- printk(KERN_ERR "KVM_APIC_READ: read reserved register %x\n",
- offset);
+ apic_debug("KVM_APIC_READ: read reserved register %x\n",
+ offset);
return 1;
}