[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH 04/16] vmx: nest: nested control structure
v->arch.hvm_vmx.nest as control structure Signed-off-by: Qing He <qing.he@xxxxxxxxx> Signed-off-by: Eddie Dong <eddie.dong@xxxxxxxxx> --- diff -r fc4de5eedd1d xen/include/asm-x86/hvm/vmx/nest.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/xen/include/asm-x86/hvm/vmx/nest.h Wed Sep 08 21:03:41 2010 +0800 @@ -0,0 +1,45 @@ +/* + * nest.h: nested virtualization for VMX. + * + * Copyright (c) 2010, Intel Corporation. + * Author: Qing He <qing.he@xxxxxxxxx> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 59 Temple + * Place - Suite 330, Boston, MA 02111-1307 USA. + * + */ +#ifndef __ASM_X86_HVM_NEST_H__ +#define __ASM_X86_HVM_NEST_H__ + +struct vmcs_struct; + +struct vmx_nest_struct { + paddr_t guest_vmxon_pa; + + /* Saved host vmcs for vcpu itself */ + struct vmcs_struct *hvmcs; + + /* + * Guest's `current vmcs' of vcpu + * - gvmcs_pa: guest VMCS region physical address + * - vvmcs: (guest) virtual vmcs + * - svmcs: effective vmcs for the guest of this vcpu + * - valid: launch state: invalid on clear, valid on ld + */ + paddr_t gvmcs_pa; + void *vvmcs; + struct vmcs_struct *svmcs; + int vmcs_valid; +}; + +#endif /* __ASM_X86_HVM_NEST_H__ */ diff -r fc4de5eedd1d xen/include/asm-x86/hvm/vmx/vmcs.h --- a/xen/include/asm-x86/hvm/vmx/vmcs.h Wed Sep 08 21:00:00 2010 +0800 +++ b/xen/include/asm-x86/hvm/vmx/vmcs.h Wed Sep 08 21:03:41 2010 +0800 @@ -22,6 +22,7 @@ #include <asm/config.h> #include <asm/hvm/io.h> #include <asm/hvm/vpmu.h> +#include <asm/hvm/vmx/nest.h> extern void vmcs_dump_vcpu(struct vcpu *v); extern void setup_vmcs_dump(void); @@ -99,6 +100,9 @@ u32 secondary_exec_control; u32 exception_bitmap; + /* nested virtualization */ + struct vmx_nest_struct nest; + #ifdef __x86_64__ struct vmx_msr_state msr_state; unsigned long shadow_gs; _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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