From: Christoph Egger <Christoph.Egger@amd.com>
To: xen-devel@lists.xensource.com
Cc: Qing He <qing.he@intel.com>
Subject: Re: [PATCH 01/16] vmx: nest: rename host_vmcs
Date: Fri, 10 Sep 2010 15:27:56 +0200 [thread overview]
Message-ID: <201009101527.56825.Christoph.Egger@amd.com> (raw)
In-Reply-To: <1283959344-3837-2-git-send-email-qing.he@intel.com>
On Wednesday 08 September 2010 17:22:09 Qing He wrote:
> the VMCS region used for vmxon is named host_vmcs, which is
> somewhat misleading in nested virtualization context, rename it
> to vmxon_vmcs.
>
> Signed-off-by: Qing He <qing.he@intel.com>
> Signed-off-by: Eddie Dong <eddie.dong@intel.com>
Acked-by: Christoph Egger <Christoph.Egger@amd.com>
> ---
>
> diff -r d6a8d49f3526 xen/arch/x86/hvm/vmx/vmcs.c
> --- a/xen/arch/x86/hvm/vmx/vmcs.c Mon Jul 26 14:42:21 2010 +0800
> +++ b/xen/arch/x86/hvm/vmx/vmcs.c Wed Aug 04 16:30:40 2010 +0800
> @@ -67,7 +67,7 @@
> u64 vmx_ept_vpid_cap __read_mostly;
> bool_t cpu_has_vmx_ins_outs_instr_info __read_mostly;
>
> -static DEFINE_PER_CPU_READ_MOSTLY(struct vmcs_struct *, host_vmcs);
> +static DEFINE_PER_CPU_READ_MOSTLY(struct vmcs_struct *, vmxon_vmcs);
> static DEFINE_PER_CPU(struct vmcs_struct *, current_vmcs);
> static DEFINE_PER_CPU(struct list_head, active_vmcs_list);
>
> @@ -427,11 +427,11 @@
>
> int vmx_cpu_up_prepare(unsigned int cpu)
> {
> - if ( per_cpu(host_vmcs, cpu) != NULL )
> + if ( per_cpu(vmxon_vmcs, cpu) != NULL )
> return 0;
>
> - per_cpu(host_vmcs, cpu) = vmx_alloc_vmcs();
> - if ( per_cpu(host_vmcs, cpu) != NULL )
> + per_cpu(vmxon_vmcs, cpu) = vmx_alloc_vmcs();
> + if ( per_cpu(vmxon_vmcs, cpu) != NULL )
> return 0;
>
> printk("CPU%d: Could not allocate host VMCS\n", cpu);
> @@ -440,8 +440,8 @@
>
> void vmx_cpu_dead(unsigned int cpu)
> {
> - vmx_free_vmcs(per_cpu(host_vmcs, cpu));
> - per_cpu(host_vmcs, cpu) = NULL;
> + vmx_free_vmcs(per_cpu(vmxon_vmcs, cpu));
> + per_cpu(vmxon_vmcs, cpu) = NULL;
> }
>
> int vmx_cpu_up(void)
> @@ -498,7 +498,7 @@
> if ( (rc = vmx_cpu_up_prepare(cpu)) != 0 )
> return rc;
>
> - switch ( __vmxon(virt_to_maddr(this_cpu(host_vmcs))) )
> + switch ( __vmxon(virt_to_maddr(this_cpu(vmxon_vmcs))) )
> {
> case -2: /* #UD or #GP */
> if ( bios_locked &&
>
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@lists.xensource.com
> http://lists.xensource.com/xen-devel
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next prev parent reply other threads:[~2010-09-10 13:27 UTC|newest]
Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-08 15:22 [PATCH 00/16] Nested virtualization for VMX Qing He
2010-09-08 15:22 ` [PATCH 01/16] vmx: nest: rename host_vmcs Qing He
2010-09-10 13:27 ` Christoph Egger [this message]
2010-09-08 15:22 ` [PATCH 02/16] vmx: nest: wrapper for control update Qing He
2010-09-10 13:29 ` Christoph Egger
2010-09-08 15:22 ` [PATCH 03/16] vmx: nest: nested availability and status flags Qing He
2010-09-15 11:43 ` Christoph Egger
2010-09-15 14:18 ` Dong, Eddie
2010-09-08 15:22 ` [PATCH 04/16] vmx: nest: nested control structure Qing He
2010-09-09 6:13 ` Dong, Eddie
2010-09-15 11:27 ` Christoph Egger
2010-09-15 13:06 ` Dong, Eddie
2010-09-15 13:17 ` Christoph Egger
2010-09-15 13:31 ` Christoph Egger
2010-09-15 13:46 ` Dong, Eddie
2010-09-15 14:02 ` Christoph Egger
2010-09-08 15:22 ` [PATCH 05/16] vmx: nest: virtual vmcs layout Qing He
2010-09-13 10:29 ` Tim Deegan
2010-09-08 15:22 ` [PATCH 06/16] vmx: nest: handling VMX instruction exits Qing He
2010-09-10 7:05 ` Dong, Eddie
2010-09-13 11:11 ` Tim Deegan
2010-09-13 14:29 ` Dong, Eddie
2010-09-13 14:46 ` Tim Deegan
2010-09-13 11:10 ` Tim Deegan
2010-09-15 4:55 ` Dong, Eddie
2010-09-15 6:40 ` Keir Fraser
2010-09-15 6:49 ` Dong, Eddie
2010-09-15 7:31 ` Keir Fraser
2010-09-15 8:15 ` Christoph Egger
2010-09-15 8:23 ` Keir Fraser
2010-09-15 9:08 ` Dong, Eddie
2010-09-15 11:39 ` Keir Fraser
2010-09-15 12:36 ` Dong, Eddie
2010-09-15 13:12 ` Keir Fraser
2010-09-20 3:13 ` Dong, Eddie
2010-09-20 8:08 ` Keir Fraser
2010-09-20 9:33 ` Dong, Eddie
2010-09-20 9:41 ` Keir Fraser
2010-09-20 13:10 ` Dong, Eddie
2010-09-20 9:41 ` Christoph Egger
2010-09-20 13:14 ` Dong, Eddie
2010-09-15 7:17 ` Qing He
2010-09-15 7:38 ` Keir Fraser
2010-09-15 7:56 ` Dong, Eddie
2010-09-15 8:15 ` Keir Fraser
2010-09-15 9:26 ` Tim Deegan
2010-09-15 9:56 ` Dong, Eddie
2010-09-15 11:46 ` Keir Fraser
2010-09-08 15:22 ` [PATCH 07/16] vmx: nest: switch current vmcs Qing He
2010-09-08 15:22 ` [PATCH 08/16] vmx: nest: vmresume/vmlaunch Qing He
2010-09-15 9:52 ` Christoph Egger
2010-09-15 11:30 ` Christoph Egger
2010-09-20 5:19 ` Dong, Eddie
2010-09-08 15:22 ` [PATCH 09/16] vmx: nest: shadow controls Qing He
2010-09-08 15:22 ` [PATCH 10/16] vmx: nest: L1 <-> L2 context switch Qing He
2010-09-08 15:22 ` [PATCH 11/16] vmx: nest: interrupt handling Qing He
2010-09-08 15:22 ` [PATCH 12/16] vmx: nest: VMExit handler in L2 Qing He
2010-09-08 15:22 ` [PATCH 13/16] vmx: nest: L2 tsc Qing He
2010-09-08 15:22 ` [PATCH 14/16] vmx: nest: CR0.TS and #NM Qing He
2010-09-08 15:22 ` [PATCH 15/16] vmx: nest: capability reporting MSRs Qing He
2010-09-13 12:45 ` Tim Deegan
2010-09-15 10:05 ` Christoph Egger
2010-09-15 14:28 ` Dong, Eddie
2010-09-15 14:45 ` Christoph Egger
2010-09-16 14:10 ` Dong, Eddie
2010-09-08 15:22 ` [PATCH 16/16] vmx: nest: expose cpuid and CR4.VMXE Qing He
2010-09-15 9:43 ` Christoph Egger
2010-09-13 13:10 ` [PATCH 00/16] Nested virtualization for VMX Tim Deegan
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