Re: vhost-user reconnection and crash recovery

2021-05-11 Thread Boeuf, Sebastien
t the vhost-user backend initialization? Does QEMU go again through initializing memory table, vrings, etc... since it can't assume anything from the backend? Thanks, Sebastien From: Stefan Hajnoczi Sent: Tuesday, May 11, 2021 2:45 PM To: Boeuf, Sebastien

[vhost-user] Expectations around reconnection

2021-05-11 Thread Boeuf, Sebastien
Hi All, In the context of vhost-user, I was wondering how a reconnection should be handled from the VMM perspective? In particular, I'm looking at the OVS-DPDK use case using the client mode (meaning QEMU acts as the server), and I'd like to understand what QEMU does to handle this. Upon discon

Re: [PATCH v2] docs: Update vhost-user spec regarding backend program conventions

2020-03-11 Thread Boeuf, Sebastien
Hi! On Fri, 2020-03-06 at 13:52 +0100, Marc-André Lureau wrote: > Hi > > On Fri, Mar 6, 2020 at 1:35 PM Stefan Hajnoczi > wrote: > > On Mon, Feb 24, 2020 at 07:24:54PM +0100, Sebastien Boeuf wrote: > > > The vhost-user specification is not clearly stating the expected > > > behavior from a backe

Re: docs: Update vhost-user spec regarding backend program conventions

2020-02-17 Thread Boeuf, Sebastien
On Fri, 2020-02-14 at 14:21 +, Daniel P. Berrangé wrote: > On Fri, Feb 14, 2020 at 03:00:34PM +0100, Marc-André Lureau wrote: > > Hi > > > > On Fri, Feb 14, 2020 at 2:24 PM Boeuf, Sebastien > > wrote: > > > Hi Marc-Andre, > > > > > >

Re: docs: Update vhost-user spec regarding backend program conventions

2020-02-17 Thread Boeuf, Sebastien
On Fri, 2020-02-14 at 15:00 +0100, Marc-André Lureau wrote: > Hi > > On Fri, Feb 14, 2020 at 2:24 PM Boeuf, Sebastien > wrote: > > Hi Marc-Andre, > > > > On Tue, 2020-02-11 at 22:24 +0100, Marc-André Lureau wrote: > > > Hi > > > > &

Re: docs: Update vhost-user spec regarding backend program conventions

2020-02-14 Thread Boeuf, Sebastien
Hi Marc-Andre, On Tue, 2020-02-11 at 22:24 +0100, Marc-André Lureau wrote: > Hi > > On Tue, Feb 11, 2020 at 4:24 PM Boeuf, Sebastien > wrote: > > From c073d528b8cd7082832fd1825dc33dd65b305aa2 Mon Sep 17 00:00:00 > > 2001 > > From: Sebastien Boeuf > > D

docs: Update vhost-user spec regarding backend program conventions

2020-02-11 Thread Boeuf, Sebastien
From c073d528b8cd7082832fd1825dc33dd65b305aa2 Mon Sep 17 00:00:00 2001 From: Sebastien Boeuf Date: Tue, 11 Feb 2020 16:01:22 +0100 Subject: [PATCH] docs: Update vhost-user spec regarding backend program conventions The vhost-user specification is not clearly stating the expected behavior from a

Re: [Qemu-devel] [kata-dev] [ANNOUNCE] virtio-fs v0.3 release

2019-08-19 Thread Boeuf, Sebastien
That's great news :) Sebastien On Mon, 2019-08-19 at 17:04 +0100, Stefan Hajnoczi wrote: > I am delighted to announce the release of virtio-fs v0.3, a shared > file > system that lets virtual machines access a directory tree on the > host. > This release is based on QEMU 4.1.0 and Linux 5.3-rc3.

Re: [Qemu-devel] libvhost-user: Fix the VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD check

2019-08-07 Thread Boeuf, Sebastien
return -EINVAL; } -- 2.17.1 ____ From: Boeuf, Sebastien Sent: Wednesday, August 07, 2019 9:35 AM To: dgilb...@redhat.com Cc: marcandre.lur...@redhat.com; qemu-devel@nongnu.org Subject: RE: libvhost-user: Fix the VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD check >

Re: [Qemu-devel] libvhost-user: Fix the VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD check

2019-08-07 Thread Boeuf, Sebastien
___ From: Boeuf, Sebastien Sent: Wednesday, August 07, 2019 9:24 AM To: dgilb...@redhat.com Cc: marcandre.lur...@redhat.com; qemu-devel@nongnu.org Subject: Re: libvhost-user: Fix the VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD check On Wed, 2019-08-07 at 17:09 +0100, Dr. Dav

Re: [Qemu-devel] libvhost-user: Fix the VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD check

2019-08-07 Thread Boeuf, Sebastien
On Wed, 2019-08-07 at 17:09 +0100, Dr. David Alan Gilbert wrote: > * Boeuf, Sebastien (sebastien.bo...@intel.com) wrote: > > From 0a53a81db6dd069f9b7bcdcd386845bceb3a2ac6 Mon Sep 17 00:00:00 > > 2001 > > From: Sebastien Boeuf > > Date: Wed, 7 Aug 2019 07:15:32 -0700 &g

[Qemu-devel] libvhost-user: Fix the VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD check

2019-08-07 Thread Boeuf, Sebastien
From 0a53a81db6dd069f9b7bcdcd386845bceb3a2ac6 Mon Sep 17 00:00:00 2001 From: Sebastien Boeuf Date: Wed, 7 Aug 2019 07:15:32 -0700 Subject: [PATCH] libvhost-user: Fix the VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD check Vhost user protocol features are set as a bitmask. And the following constant VHOST_

[Qemu-devel] Thoughts about introducing virtio-cpu

2019-03-27 Thread Boeuf, Sebastien
Hi everyone, I have recently learned about the on-going work from David Hildenbrand about virtio-mem, with a strong focus on proposing a unified solution for every architecture, which is the point of using paravirtualization here. This proposes a standardized way across different hypervisors to ma

Re: [Qemu-devel] [PATCH v5 19/24] hw: acpi: Retrieve the PCI bus from AcpiPciHpState

2018-11-19 Thread Boeuf, Sebastien
On Mon, 2018-11-19 at 16:37 +0100, Igor Mammedov wrote: > On Fri, 16 Nov 2018 19:42:08 + > "Boeuf, Sebastien" wrote: > > > > > Hi Igor, > > > > On Fri, 2018-11-16 at 10:39 +0100, Igor Mammedov wrote: > > > > > >

Re: [Qemu-devel] [PATCH v5 19/24] hw: acpi: Retrieve the PCI bus from AcpiPciHpState

2018-11-16 Thread Boeuf, Sebastien
Hi Igor, On Fri, 2018-11-16 at 10:39 +0100, Igor Mammedov wrote: > On Mon,  5 Nov 2018 02:40:42 +0100 > Samuel Ortiz wrote: > > > > > From: Sebastien Boeuf > > > > Instead of using the machine type specific method find_i440fx() to > > retrieve the PCI bus, this commit aims to rely on the fact

Re: [Qemu-devel] [PATCH v3 16/19] hw: acpi: Retrieve the PCI bus from AcpiPciHpState

2018-10-29 Thread Boeuf, Sebastien
Glad you think it's worth it. Thanks, Sebastien From: Philippe Mathieu-Daudé [phi...@redhat.com] Sent: Monday, October 29, 2018 2:02 PM To: Samuel Ortiz; qemu-devel@nongnu.org Cc: Michael S. Tsirkin; Jing Liu; Boeuf, Sebastien; Paolo Bonzini; Igor Mam

Re: [Qemu-devel] [PATCH v3 15/19] hw: acpi: Export the PCI hotplug API

2018-10-29 Thread Boeuf, Sebastien
Yes makes sense. Let's change the naming. Thanks, Sebastien From: Philippe Mathieu-Daudé [phi...@redhat.com] Sent: Monday, October 29, 2018 12:46 PM To: Samuel Ortiz; qemu-devel@nongnu.org Cc: Eduardo Habkost; Michael S. Tsirkin; Jing Liu; Boeuf, Seba