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Date: Tue, 12 Dec 2006 14:52:48 -0000 From: Avi Kivity <avi@...ranet.com> To: kvm-devel@...ts.sourceforge.net Cc: linux-kernel@...r.kernel.org, akpm@...l.org, mingo@...e.hu Subject: [PATCH] KVM: Re-fix vmx hardware_enable() on macbooks This incremental patch fixes the macbook issue for real. Signed-off-by: Avi Kivity <avi@...ranet.com> Tested-by: Alex Larsson (sometimes testing helps) ------------------------------------------------------------------------ Index: linux-2.6/drivers/kvm/vmx.c =================================================================== --- linux-2.6.orig/drivers/kvm/vmx.c +++ linux-2.6/drivers/kvm/vmx.c @@ -534,7 +534,7 @@ static __init void hardware_enable(void u64 old; rdmsrl(MSR_IA32_FEATURE_CONTROL, old); - if ((old & 4) == 0) + if ((old & 5) != 5) /* enable and lock */ wrmsrl(MSR_IA32_FEATURE_CONTROL, old | 5); write_cr4(read_cr4() | CR4_VMXE); /* FIXME: not cpu hotplug safe */ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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