All of lore.kernel.org
 help / color / mirror / Atom feed
From: Yang Weijiang <weijiang.yang@intel.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: Yang Weijiang <weijiang.yang@intel.com>,
	kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
	jmattson@google.com, sean.j.christopherson@intel.com,
	yu.c.zhang@linux.intel.com, alazar@bitdefender.com,
	edwin.zhai@intel.com
Subject: Re: [PATCH v7 6/9] vmx: spp: Set up SPP paging table at vmentry/vmexit
Date: Thu, 21 Nov 2019 23:04:00 +0800	[thread overview]
Message-ID: <20191121150400.GF17169@local-michael-cet-test> (raw)
In-Reply-To: <b67b07bf-7051-7dbc-2911-9268d72f0b70@redhat.com>

On Thu, Nov 21, 2019 at 11:32:22AM +0100, Paolo Bonzini wrote:
> On 19/11/19 09:49, Yang Weijiang wrote:
> > @@ -5400,6 +5434,10 @@ int kvm_mmu_page_fault(struct kvm_vcpu *vcpu, gva_t cr2, u64 error_code,
> >  		r = vcpu->arch.mmu->page_fault(vcpu, cr2,
> >  					       lower_32_bits(error_code),
> >  					       false);
> > +
> > +		if (vcpu->run->exit_reason == KVM_EXIT_SPP)
> > +			return 0;
> > +
> 
> Instead of this, please add a RET_PF_USERSPACE case to the RET_PF_* enum
> in mmu.c.
OK, will add it, thank you!
> 
> Paolo

  reply	other threads:[~2019-11-21 15:02 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-19  8:49 [PATCH v7 0/9] Enable Sub-Page Write Protection Support Yang Weijiang
2019-11-19  8:49 ` [PATCH v7 1/9] Documentation: Introduce EPT based Subpage Protection and related ioctls Yang Weijiang
2019-11-21 10:02   ` Paolo Bonzini
2019-11-22 16:17     ` Yang Weijiang
2019-11-19  8:49 ` [PATCH v7 2/9] vmx: spp: Add control flags for Sub-Page Protection(SPP) Yang Weijiang
2019-11-21 10:04   ` Paolo Bonzini
2019-11-21 15:34     ` Yang Weijiang
2019-11-21 16:02       ` Paolo Bonzini
2019-11-22 15:23         ` Yang Weijiang
2019-11-22 15:55           ` Paolo Bonzini
2019-11-22 16:24             ` Yang Weijiang
2019-11-19  8:49 ` [PATCH v7 3/9] mmu: spp: Add SPP Table setup functions Yang Weijiang
2019-11-21 10:32   ` Paolo Bonzini
2019-11-21 14:57     ` Yang Weijiang
2019-11-21 10:38   ` Paolo Bonzini
2019-11-21 14:55     ` Yang Weijiang
2019-11-19  8:49 ` [PATCH v7 4/9] mmu: spp: Add functions to create/destroy SPP bitmap block Yang Weijiang
2019-11-21 10:43   ` Paolo Bonzini
2019-11-21 14:45     ` Yang Weijiang
2019-11-19  8:49 ` [PATCH v7 5/9] x86: spp: Introduce user-space SPP IOCTLs Yang Weijiang
2019-11-21 10:03   ` Paolo Bonzini
2019-11-22 16:20     ` Yang Weijiang
2019-11-19  8:49 ` [PATCH v7 6/9] vmx: spp: Set up SPP paging table at vmentry/vmexit Yang Weijiang
2019-11-21 10:18   ` Paolo Bonzini
2019-11-21 15:22     ` Yang Weijiang
2019-11-21 16:08       ` Paolo Bonzini
2019-11-22 15:25         ` Yang Weijiang
2019-11-21 10:32   ` Paolo Bonzini
2019-11-21 15:04     ` Yang Weijiang [this message]
2019-11-19  8:49 ` [PATCH v7 7/9] mmu: spp: Enable Lazy mode SPP protection Yang Weijiang
2019-11-19  8:49 ` [PATCH v7 8/9] mmu: spp: Handle SPP protected pages when VM memory changes Yang Weijiang
2019-11-21 10:32   ` Paolo Bonzini
2019-11-21 15:01     ` Yang Weijiang
2019-11-19  8:49 ` [PATCH v7 9/9] x86: spp: Add SPP protection check in emulation Yang Weijiang
2019-11-21 10:43 ` [PATCH v7 0/9] Enable Sub-Page Write Protection Support Paolo Bonzini
2019-11-21 14:36   ` Yang Weijiang

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=20191121150400.GF17169@local-michael-cet-test \
    --to=weijiang.yang@intel.com \
    --cc=alazar@bitdefender.com \
    --cc=edwin.zhai@intel.com \
    --cc=jmattson@google.com \
    --cc=kvm@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=pbonzini@redhat.com \
    --cc=sean.j.christopherson@intel.com \
    --cc=yu.c.zhang@linux.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 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.