From: Stefano Stabellini <sstabellini@kernel.org>
To: Stewart Hildebrand <stewart.hildebrand@amd.com>
Cc: "Jiqian Chen" <Jiqian.Chen@amd.com>,
xen-devel@lists.xenproject.org, "Jan Beulich" <jbeulich@suse.com>,
"Andrew Cooper" <andrew.cooper3@citrix.com>,
"Roger Pau Monné" <roger.pau@citrix.com>, "Wei Liu" <wl@xen.org>,
"George Dunlap" <george.dunlap@citrix.com>,
"Julien Grall" <julien@xen.org>,
"Stefano Stabellini" <sstabellini@kernel.org>,
"Anthony PERARD" <anthony.perard@citrix.com>,
"Juergen Gross" <jgross@suse.com>,
"Daniel P . Smith" <dpsmith@apertussolutions.com>,
"Huang Rui" <Ray.Huang@amd.com>
Subject: Re: [RFC XEN PATCH v5 1/5] xen/vpci: Clear all vpci status of device
Date: Thu, 22 Feb 2024 16:27:32 -0800 (PST) [thread overview]
Message-ID: <alpine.DEB.2.22.394.2402221627250.754277@ubuntu-linux-20-04-desktop> (raw)
In-Reply-To: <9b4ce4c7-6f4e-47ec-b3a4-0b417cd2660c@amd.com>
On Fri, 9 Feb 2024, Stewart Hildebrand wrote:
> On 1/12/24 01:13, Jiqian Chen wrote:
> > When a device has been reset on dom0 side, the vpci on Xen
> > side won't get notification, so the cached state in vpci is
> > all out of date compare with the real device state.
> > To solve that problem, add a new hypercall to clear all vpci
> > device state. When the state of device is reset on dom0 side,
> > dom0 can call this hypercall to notify vpci.
> >
> > Co-developed-by: Huang Rui <ray.huang@amd.com>
> > Signed-off-by: Jiqian Chen <Jiqian.Chen@amd.com>
>
> Reviewed-by: Stewart Hildebrand <stewart.hildebrand@amd.com>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
next prev parent reply other threads:[~2024-02-23 0:27 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-12 6:13 [RFC XEN PATCH v5 0/5] Support device passthrough when dom0 is PVH on Xen Jiqian Chen
2024-01-12 6:13 ` [RFC XEN PATCH v5 1/5] xen/vpci: Clear all vpci status of device Jiqian Chen
2024-02-09 18:02 ` Stewart Hildebrand
2024-02-22 6:22 ` Chen, Jiqian
2024-02-22 14:37 ` Stewart Hildebrand
2024-02-23 0:27 ` Stefano Stabellini [this message]
2024-01-12 6:13 ` [RFC XEN PATCH v5 2/5] x86/pvh: Allow (un)map_pirq when dom0 is PVH Jiqian Chen
2024-02-23 0:40 ` Stefano Stabellini
2024-02-23 6:04 ` Chen, Jiqian
2024-02-23 22:30 ` Stefano Stabellini
2024-01-12 6:13 ` [RFC XEN PATCH v5 3/5] x86/pvh: Add PHYSDEVOP_setup_gsi for PVH dom0 Jiqian Chen
2024-02-23 0:44 ` Stefano Stabellini
2024-02-26 6:04 ` Chen, Jiqian
2024-01-12 6:13 ` [RFC XEN PATCH v5 4/5] libxl: Use gsi instead of irq for mapping pirq Jiqian Chen
2024-02-21 13:38 ` Anthony PERARD
2024-02-22 6:48 ` Chen, Jiqian
2024-01-12 6:13 ` [RFC XEN PATCH v5 5/5] domctl: Add XEN_DOMCTL_gsi_permission to grant gsi Jiqian Chen
2024-02-21 15:03 ` Anthony PERARD
2024-02-22 7:22 ` Chen, Jiqian
2024-02-23 15:59 ` Anthony PERARD
2024-02-26 7:27 ` Chen, Jiqian
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