From: David Woodhouse <dwmw2@infradead.org>
To: Paul Durrant <paul@xen.org>,
kvm@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: Paul Durrant <pdurrant@amazon.com>,
Sean Christopherson <seanjc@google.com>,
Paolo Bonzini <pbonzini@redhat.com>
Subject: Re: [PATCH v4 05/13] KVM: pfncache: allow a cache to be activated with a fixed (userspace) HVA
Date: Tue, 19 Sep 2023 15:20:06 +0100 [thread overview]
Message-ID: <fbe316fa112c5aafaee249d20503209feadbf2fa.camel@infradead.org> (raw)
In-Reply-To: <20230919134149.6091-6-paul@xen.org>
[-- Attachment #1: Type: text/plain, Size: 592 bytes --]
On Tue, 2023-09-19 at 13:41 +0000, Paul Durrant wrote:
> From: Paul Durrant <pdurrant@amazon.com>
>
> Some cached pages may actually be overlays on guest memory that have a
> fixed HVA within the VMM. It's pointless to invalidate such cached
> mappings if the overlay is moved so allow a cache to be activated directly
> with the HVA to cater for such cases. A subsequent patch will make use
> of this facility.
>
> Signed-off-by: Paul Durrant <pdurrant@amazon.com>
I think I gave you one of these in a previous round, but
Reviewed-by: David Woodhouse <dwmw@amazon.co.uk>
[-- Attachment #2: smime.p7s --]
[-- Type: application/pkcs7-signature, Size: 5965 bytes --]
next prev parent reply other threads:[~2023-09-19 14:20 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-19 13:41 [PATCH v4 00/13] KVM: xen: update shared_info and vcpu_info handling Paul Durrant
2023-09-19 13:41 ` [PATCH v4 01/13] KVM: pfncache: add a map helper function Paul Durrant
2023-09-19 13:41 ` [PATCH v4 02/13] KVM: pfncache: add a mark-dirty helper Paul Durrant
2023-09-19 13:41 ` [PATCH v4 03/13] KVM: pfncache: add a helper to get the gpa Paul Durrant
2023-09-19 13:41 ` [PATCH v4 04/13] KVM: pfncache: base offset check on khva rather than gpa Paul Durrant
2023-09-19 13:41 ` [PATCH v4 05/13] KVM: pfncache: allow a cache to be activated with a fixed (userspace) HVA Paul Durrant
2023-09-19 14:20 ` David Woodhouse [this message]
2023-09-19 14:22 ` Paul Durrant
2023-09-19 13:41 ` [PATCH v4 06/13] KVM: xen: allow shared_info to be mapped by fixed HVA Paul Durrant
2023-09-19 13:41 ` [PATCH v4 07/13] KVM: xen: prepare for using 'default' vcpu_info Paul Durrant
2023-09-19 13:41 ` [PATCH v4 08/13] KVM: xen: prevent vcpu_id from changing whilst shared_info is valid Paul Durrant
2023-09-19 13:41 ` [PATCH v4 09/13] KVM: xen: automatically use the vcpu_info embedded in shared_info Paul Durrant
2023-09-19 14:18 ` David Woodhouse
2023-09-19 14:34 ` Paul Durrant
2023-09-19 15:38 ` David Woodhouse
2023-09-19 15:47 ` Paul Durrant
2023-09-19 16:14 ` David Woodhouse
2023-09-19 13:41 ` [PATCH v4 10/13] KVM: selftests / xen: set KVM_XEN_VCPU_ATTR_TYPE_VCPU_ID Paul Durrant
2023-09-19 13:41 ` [PATCH v4 11/13] KVM: selftests / xen: map shared_info using HVA rather than GFN Paul Durrant
2023-09-19 13:41 ` [PATCH v4 12/13] KVM: selftests / xen: don't explicitly set the vcpu_info address Paul Durrant
2023-09-19 13:41 ` [PATCH v4 13/13] KVM: xen: advertize the KVM_XEN_HVM_CONFIG_SHARED_INFO_HVA capability Paul Durrant
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=fbe316fa112c5aafaee249d20503209feadbf2fa.camel@infradead.org \
--to=dwmw2@infradead.org \
--cc=kvm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=paul@xen.org \
--cc=pbonzini@redhat.com \
--cc=pdurrant@amazon.com \
--cc=seanjc@google.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
all inboxes | Powered by JetHome®