Kernel KVM virtualization development
 help / color / mirror / Atom feed
From: Sean Christopherson <sean.j.christopherson@intel.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: Vitaly Kuznetsov <vkuznets@redhat.com>,
	Wanpeng Li <wanpengli@tencent.com>,
	Jim Mattson <jmattson@google.com>, Joerg Roedel <joro@8bytes.org>,
	kvm@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 4/4] KVM: VMX: Add a helper and macros to reduce boilerplate for sec exec ctls
Date: Wed, 23 Sep 2020 10:22:37 -0700	[thread overview]
Message-ID: <20200923172237.GA32044@linux.intel.com> (raw)
In-Reply-To: <784480fd-3aeb-6c08-30f9-ac474bb23b6c@redhat.com>

On Wed, Sep 23, 2020 at 07:20:17PM +0200, Paolo Bonzini wrote:
> On 23/09/20 18:50, Sean Christopherson wrote:
> > Add a helper function and several wrapping macros to consolidate the
> > copy-paste code in vmx_compute_secondary_exec_control() for adjusting
> > controls that are dependent on guest CPUID bits.
> > 
> > No functional change intended.
> > 
> > Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
> > ---
> >  arch/x86/kvm/vmx/vmx.c | 128 +++++++++++++----------------------------
> >  1 file changed, 41 insertions(+), 87 deletions(-)
> 
> The diffstat is enticing but the code a little less so...  Can you just
> add documentation above vmx_adjust_secondary_exec_control that explains
> the how/why?

Ya, I'd be more than happy to add a big comment.

  reply	other threads:[~2020-09-23 17:22 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-23 16:50 [PATCH 0/4] KVM: VMX: Add helper+macros to do sec exec adjustment Sean Christopherson
2020-09-23 16:50 ` [PATCH 1/4] KVM: VMX: Rename vmx_*_supported() helpers to cpu_has_vmx_*() Sean Christopherson
2020-09-23 16:50 ` [PATCH 2/4] KVM: VMX: Unconditionally clear CPUID.INVPCID if !CPUID.PCID Sean Christopherson
2020-09-23 17:15   ` Jim Mattson
2020-09-23 17:25     ` Paolo Bonzini
2020-09-23 16:50 ` [PATCH 3/4] KVM: VMX: Rename RDTSCP secondary exec control name to insert "ENABLE" Sean Christopherson
2020-09-23 17:10   ` Jim Mattson
2020-09-23 16:50 ` [PATCH 4/4] KVM: VMX: Add a helper and macros to reduce boilerplate for sec exec ctls Sean Christopherson
2020-09-23 17:20   ` Paolo Bonzini
2020-09-23 17:22     ` Sean Christopherson [this message]
2020-09-23 17:25       ` Paolo Bonzini
     [not found]         ` <20200925003011.21016-1-sean.j.christopherson@intel.com>
2020-09-25 20:21           ` [PATCH v2 " Paolo Bonzini

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=20200923172237.GA32044@linux.intel.com \
    --to=sean.j.christopherson@intel.com \
    --cc=jmattson@google.com \
    --cc=joro@8bytes.org \
    --cc=kvm@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=pbonzini@redhat.com \
    --cc=vkuznets@redhat.com \
    --cc=wanpengli@tencent.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