From: Akihiko Odaki <akihiko.odaki@daynix.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: "Philippe Mathieu-Daudé" <philmd@linaro.org>,
"Marcel Apfelbaum" <marcel.apfelbaum@gmail.com>,
"Alex Williamson" <alex.williamson@redhat.com>,
"Cédric Le Goater" <clg@redhat.com>,
"Paolo Bonzini" <pbonzini@redhat.com>,
"Daniel P. Berrangé" <berrange@redhat.com>,
"Eduardo Habkost" <eduardo@habkost.net>,
"Sriram Yagnaraman" <sriram.yagnaraman@ericsson.com>,
"Jason Wang" <jasowang@redhat.com>,
"Keith Busch" <kbusch@kernel.org>,
"Klaus Jensen" <its@irrelevant.dk>,
"Markus Armbruster" <armbru@redhat.com>,
qemu-devel@nongnu.org, qemu-block@nongnu.org
Subject: Re: [PATCH for-9.2 v11 06/11] pcie_sriov: Reuse SR-IOV VF device instances
Date: Sun, 4 Aug 2024 15:55:03 +0900 [thread overview]
Message-ID: <32107cc5-293c-44a8-bf1e-c86f2ec6b0d7@daynix.com> (raw)
In-Reply-To: <20240802125342-mutt-send-email-mst@kernel.org>
On 2024/08/03 1:54, Michael S. Tsirkin wrote:
> On Fri, Aug 02, 2024 at 02:17:56PM +0900, Akihiko Odaki wrote:
>> Disable SR-IOV VF devices by reusing code to power down PCI devices
>> instead of removing them when the guest requests to disable VFs. This
>> allows to realize devices and report VF realization errors at PF
>> realization time.
>
> What kind of errors do you have in mind?
The type of errors common for any SR-IOV device would be the conflict of
PCI function numbers; all function numbers that will be used by VFs
should be reserved when realizing the PF. With the SR-IOV support of
virtio-net-pci I'm adding, a user may specify invalid netdev for VFs.
Regards,
Akihiko Odaki
next prev parent reply other threads:[~2024-08-04 6:55 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-02 5:17 [PATCH for-9.2 v11 00/11] hw/pci: SR-IOV related fixes and improvements Akihiko Odaki
2024-08-02 5:17 ` [PATCH for-9.2 v11 01/11] hw/pci: Rename has_power to enabled Akihiko Odaki
2024-08-02 5:17 ` [PATCH for-9.2 v11 02/11] hw/ppc/spapr_pci: Do not create DT for disabled PCI device Akihiko Odaki
2024-08-02 5:17 ` [PATCH for-9.2 v11 03/11] hw/ppc/spapr_pci: Do not reject VFs created after a PF Akihiko Odaki
2024-08-02 5:17 ` [PATCH for-9.2 v11 04/11] pcie_sriov: Do not manually unrealize Akihiko Odaki
2024-08-02 5:17 ` [PATCH for-9.2 v11 05/11] pcie_sriov: Ensure VF function number does not overflow Akihiko Odaki
2024-08-02 5:17 ` [PATCH for-9.2 v11 06/11] pcie_sriov: Reuse SR-IOV VF device instances Akihiko Odaki
2024-08-02 16:54 ` Michael S. Tsirkin
2024-08-04 6:55 ` Akihiko Odaki [this message]
2024-08-02 5:17 ` [PATCH for-9.2 v11 07/11] pcie_sriov: Release VFs failed to realize Akihiko Odaki
2024-08-02 5:17 ` [PATCH for-9.2 v11 08/11] pcie_sriov: Remove num_vfs from PCIESriovPF Akihiko Odaki
2024-08-02 12:58 ` Michael S. Tsirkin
2024-08-02 15:38 ` Akihiko Odaki
2024-08-02 16:52 ` Michael S. Tsirkin
2024-08-04 9:11 ` Akihiko Odaki
2024-08-02 5:17 ` [PATCH for-9.2 v11 09/11] pcie_sriov: Register VFs after migration Akihiko Odaki
2024-08-02 5:18 ` [PATCH for-9.2 v11 10/11] hw/pci: Use -1 as the default value for rombar Akihiko Odaki
2024-08-02 10:54 ` Markus Armbruster
2024-08-04 6:27 ` Akihiko Odaki
2024-08-02 5:18 ` [PATCH for-9.2 v11 11/11] hw/qdev: Remove opts member Akihiko Odaki
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=32107cc5-293c-44a8-bf1e-c86f2ec6b0d7@daynix.com \
--to=akihiko.odaki@daynix.com \
--cc=alex.williamson@redhat.com \
--cc=armbru@redhat.com \
--cc=berrange@redhat.com \
--cc=clg@redhat.com \
--cc=eduardo@habkost.net \
--cc=its@irrelevant.dk \
--cc=jasowang@redhat.com \
--cc=kbusch@kernel.org \
--cc=marcel.apfelbaum@gmail.com \
--cc=mst@redhat.com \
--cc=pbonzini@redhat.com \
--cc=philmd@linaro.org \
--cc=qemu-block@nongnu.org \
--cc=qemu-devel@nongnu.org \
--cc=sriram.yagnaraman@ericsson.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).