linux-kernel - [PATCH 03/18] KVM: Initialize cr0 to indicate an fpu is present

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Message-Id: <11775793381888-git-send-email-avi@qumranet.com>
Date:	Thu, 26 Apr 2007 12:22:03 +0300
From:	Avi Kivity <avi@...ranet.com>
To:	kvm-devel@...ts.sourceforge.net
Cc:	linux-kernel@...r.kernel.org, Avi Kivity <avi@...ranet.com>
Subject: [PATCH 03/18] KVM: Initialize cr0 to indicate an fpu is present

Solaris panics if it sees a cpu with no fpu, and it seems to rely on this
bit.  Closes sourceforge bug 1698920.

Signed-off-by: Avi Kivity <avi@...ranet.com>
---
 drivers/kvm/kvm_main.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c
index b065c49..0b30631 100644
--- a/drivers/kvm/kvm_main.c
+++ b/drivers/kvm/kvm_main.c
@@ -2332,6 +2332,7 @@ static int kvm_vm_ioctl_create_vcpu(struct kvm *kvm, int n)
 	vcpu->host_fx_image = (char*)ALIGN((hva_t)vcpu->fx_buf,
 					   FX_IMAGE_ALIGN);
 	vcpu->guest_fx_image = vcpu->host_fx_image + FX_IMAGE_SIZE;
+	vcpu->cr0 = 0x10;
 
 	r = kvm_arch_ops->vcpu_create(vcpu);
 	if (r < 0)
-- 
1.5.0.6

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