From 4088bb3caee82086fd85a844604274f6237f66a7 Mon Sep 17 00:00:00 2001 From: Gleb Natapov Date: Wed, 8 Jul 2009 11:26:54 +0300 Subject: [PATCH] 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 Signed-off-by: Marcelo Tosatti --- arch/x86/kvm/lapic.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c index 5d697602048b..66122bfc74a9 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; } -- 2.39.5