All of lore.kernel.org
 help / color / mirror / Atom feed
From: Vineeth Pillai <viremana@linux.microsoft.com>
To: Paolo Bonzini <pbonzini@redhat.com>,
	Lan Tianyu <Tianyu.Lan@microsoft.com>,
	Michael Kelley <mikelley@microsoft.com>,
	Sean Christopherson <seanjc@google.com>,
	Vitaly Kuznetsov <vkuznets@redhat.com>,
	Wanpeng Li <wanpengli@tencent.com>,
	Jim Mattson <jmattson@google.com>, Joerg Roedel <joro@8bytes.org>,
	Wei Liu <wei.liu@kernel.org>,
	Stephen Hemminger <sthemmin@microsoft.com>,
	Haiyang Zhang <haiyangz@microsoft.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
	"K. Y. Srinivasan" <kys@microsoft.com>,
	x86@kernel.org, kvm@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-hyperv@vger.kernel.org,
	viremana@linux.microsoft.com
Subject: Re: [PATCH 4/7] KVM: SVM: hyper-v: Nested enlightenments in VMCB
Date: Fri, 9 Apr 2021 08:24:39 -0400	[thread overview]
Message-ID: <1ae328de-718c-dfa3-f5af-e765d953d841@linux.microsoft.com> (raw)
In-Reply-To: <5927967d-c5a2-6df9-9aff-4b92c207df09@redhat.com>


On 4/8/21 11:44 AM, Paolo Bonzini wrote:
> On 07/04/21 16:41, Vineeth Pillai wrote:
>> +#define VMCB_ALL_CLEAN_MASK (__CLEAN_MASK | (1U << 
>> VMCB_HV_NESTED_ENLIGHTENMENTS))
>> +#else
>> +#define VMCB_ALL_CLEAN_MASK __CLEAN_MASK
>> +#endif
>
> I think this should depend on whether KVM is running on top of 
> Hyper-V; not on whether KVM is *compiled* with Hyper-V support.
>
> So you should turn VMCB_ALL_CLEAN_MASK into a __read_mostly variable.
Will do.

Thanks,
Vineeth


  reply	other threads:[~2021-04-09 12:25 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-07 14:41 [PATCH 0/7] Hyper-V nested virt enlightenments for SVM Vineeth Pillai
2021-04-07 14:41 ` [PATCH 1/7] hyperv: Detect Nested virtualization support " Vineeth Pillai
2021-04-07 16:09   ` Borislav Petkov
2021-04-07 19:55   ` Michael Kelley
2021-04-07 22:48     ` Sean Christopherson
2021-04-08 13:26       ` Vineeth Pillai
2021-04-08 11:06   ` Vitaly Kuznetsov
2021-04-08 13:15     ` Vineeth Pillai
2021-04-08 15:24       ` Sean Christopherson
2021-04-09 12:23         ` Vineeth Pillai
2021-04-07 14:41 ` [PATCH 2/7] hyperv: SVM enlightened TLB flush support flag Vineeth Pillai
2021-04-07 19:56   ` Michael Kelley
2021-04-08 13:45     ` Vineeth Pillai
2021-04-07 14:41 ` [PATCH 3/7] KVM: x86: hyper-v: Move the remote TLB flush logic out of vmx Vineeth Pillai
2021-04-08 11:14   ` Vitaly Kuznetsov
2021-04-08 13:18     ` Vineeth Pillai
2021-04-07 14:41 ` [PATCH 4/7] KVM: SVM: hyper-v: Nested enlightenments in VMCB Vineeth Pillai
2021-04-08 15:44   ` Paolo Bonzini
2021-04-09 12:24     ` Vineeth Pillai [this message]
2021-04-07 14:41 ` [PATCH 5/7] KVM: SVM: hyper-v: Remote TLB flush for SVM Vineeth Pillai
2021-04-08 11:18   ` Vitaly Kuznetsov
2021-04-08 13:19     ` Vineeth Pillai
2021-04-07 14:41 ` [PATCH 6/7] KVM: SVM: hyper-v: Enlightened MSR-Bitmap support Vineeth Pillai
2021-04-08 11:22   ` Vitaly Kuznetsov
2021-04-08 15:47   ` Paolo Bonzini
2021-04-07 14:41 ` [PATCH 7/7] KVM: SVM: hyper-v: Direct Virtual Flush support Vineeth Pillai
2021-04-08 11:25   ` Vitaly Kuznetsov

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=1ae328de-718c-dfa3-f5af-e765d953d841@linux.microsoft.com \
    --to=viremana@linux.microsoft.com \
    --cc=Tianyu.Lan@microsoft.com \
    --cc=bp@alien8.de \
    --cc=haiyangz@microsoft.com \
    --cc=hpa@zytor.com \
    --cc=jmattson@google.com \
    --cc=joro@8bytes.org \
    --cc=kvm@vger.kernel.org \
    --cc=kys@microsoft.com \
    --cc=linux-hyperv@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mikelley@microsoft.com \
    --cc=mingo@redhat.com \
    --cc=pbonzini@redhat.com \
    --cc=seanjc@google.com \
    --cc=sthemmin@microsoft.com \
    --cc=tglx@linutronix.de \
    --cc=vkuznets@redhat.com \
    --cc=wanpengli@tencent.com \
    --cc=wei.liu@kernel.org \
    --cc=x86@kernel.org \
    /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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.