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[PATCH] KVM: Force real-mode cs limit to 64K

This allows opensolaris to boot on kvm/intel.

Signed-off-by: Michael Riepe <michael@mr511.de>
Signed-off-by: Avi Kivity <avi@qumranet.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Michael Riepe 18 年之前
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共有 1 個文件被更改,包括 1 次插入0 次删除
  1. 1 0
      drivers/kvm/vmx.c

+ 1 - 0
drivers/kvm/vmx.c

@@ -726,6 +726,7 @@ static void enter_rmode(struct kvm_vcpu *vcpu)
 	vmcs_write32(GUEST_SS_AR_BYTES, 0xf3);
 
 	vmcs_write32(GUEST_CS_AR_BYTES, 0xf3);
+	vmcs_write32(GUEST_CS_LIMIT, 0xffff);
 	vmcs_write16(GUEST_CS_SELECTOR, vmcs_readl(GUEST_CS_BASE) >> 4);
 
 	fix_rmode_seg(VCPU_SREG_ES, &vcpu->rmode.es);