xen-devel.lists.xenproject.org archive mirror
 help / color / mirror / Atom feed
From: Tim Deegan <tim@xen.org>
To: xiantao.zhang@intel.com
Cc: keir@xen.org, xen-devel@lists.xensource.com,
	eddie.dong@intel.com, JBeulich@suse.com, jun.nakajima@intel.com
Subject: Re: [PATCH 09/11] nEPT: handle invept instruction from L1 VMM
Date: Thu, 13 Dec 2012 16:56:46 +0000	[thread overview]
Message-ID: <20121213165646.GO75286@ocelot.phlegethon.org> (raw)
In-Reply-To: <1355162243-11857-10-git-send-email-xiantao.zhang@intel.com>

At 01:57 +0800 on 11 Dec (1355191041), xiantao.zhang@intel.com wrote:
> From: Zhang Xiantao <xiantao.zhang@intel.com>
> 
> Add the INVEPT instruction emulation logic.
> 
> Signed-off-by: Zhang Xiantao <xiantao.zhang@intel.com>

Looks fine, but you have some whitespace problems...

> +int nvmx_handle_invept(struct cpu_user_regs *regs)
> +{
> +    struct vmx_inst_decoded decode;
> +    unsigned long eptp;
> +    u64 inv_type;
> +
> +    if ( decode_vmx_inst(regs, &decode, &eptp, 0)
> +             != X86EMUL_OKAY )
> +        return X86EMUL_EXCEPTION;
> +
> +    inv_type = reg_read(regs, decode.reg2);
> +    gdprintk(XENLOG_DEBUG,"inv_type:%ld, eptp:%lx\n", inv_type, eptp);
> +
> +    switch (inv_type){

here

> +    case INVEPT_SINGLE_CONTEXT:
> +        {
> +            struct p2m_domain *p2m = vcpu_nestedhvm(current).nv_p2m;
> +            if ( p2m )
> +            {
> +	            p2m_flush(current, p2m);
> +		        ept_sync_domain(p2m);

and again here (hard tabs)

> +            }
> +        }
> +		break;

and again.

With those fixed, Acked-by: Tim Deegan <tim@xen.org>
(again with the caveat that this isn't under x86/mm)

Cheers,

Tim.

  reply	other threads:[~2012-12-13 16:56 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-12-10 17:57 [PATCH 00/11] Add virtual EPT support Xen xiantao.zhang
2012-12-10 17:57 ` [PATCH 01/11] nestedhap: Change hostcr3 and p2m->cr3 to meaningful words xiantao.zhang
2012-12-13 14:52   ` Tim Deegan
2012-12-10 17:57 ` [PATCH 02/11] nestedhap: Change nested p2m's walker to vendor-specific xiantao.zhang
2012-12-13 14:52   ` Tim Deegan
2012-12-10 17:57 ` [PATCH 03/11] nEPT: Implement guest ept's walker xiantao.zhang
2012-12-13 15:41   ` Tim Deegan
2012-12-10 17:57 ` [PATCH 04/11] nEPT: Do further permission check for sucessful translation xiantao.zhang
2012-12-13 15:47   ` Tim Deegan
2012-12-10 17:57 ` [PATCH 05/11] EPT: Make ept data structure or operations neutral xiantao.zhang
2012-12-13 16:04   ` Tim Deegan
2012-12-17  8:57     ` Zhang, Xiantao
2012-12-17  9:56       ` Jan Beulich
2012-12-10 17:57 ` [PATCH 06/11] nEPT: Try to enable EPT paging for L2 guest xiantao.zhang
2012-12-13 16:16   ` Tim Deegan
2012-12-10 17:57 ` [PATCH 07/11] nEPT: Sync PDPTR fields if L2 guest in PAE paging mode xiantao.zhang
2012-12-13 16:17   ` Tim Deegan
2012-12-10 17:57 ` [PATCH 08/11] nEPT: Use minimal permission for nested p2m xiantao.zhang
2012-12-13 16:43   ` Tim Deegan
2012-12-10 17:57 ` [PATCH 09/11] nEPT: handle invept instruction from L1 VMM xiantao.zhang
2012-12-13 16:56   ` Tim Deegan [this message]
2012-12-10 17:57 ` [PATCH 10/11] nEPT: expost EPT capablity to " xiantao.zhang
2012-12-13 17:03   ` Tim Deegan
2012-12-10 17:57 ` [PATCH 11/11] nVMX: Expose VPID capability to nested VMM xiantao.zhang
2012-12-13 17:15   ` Tim Deegan
2012-12-13  0:31 ` [PATCH 00/11] Add virtual EPT support Xen Zhang, Xiantao
2012-12-13 10:25   ` Jan Beulich

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20121213165646.GO75286@ocelot.phlegethon.org \
    --to=tim@xen.org \
    --cc=JBeulich@suse.com \
    --cc=eddie.dong@intel.com \
    --cc=jun.nakajima@intel.com \
    --cc=keir@xen.org \
    --cc=xen-devel@lists.xensource.com \
    --cc=xiantao.zhang@intel.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).