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[80.230.218.236]) by smtp.gmail.com with ESMTPSA id w7sm34151611wrm.92.2020.09.08.07.16.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 08 Sep 2020 07:16:59 -0700 (PDT) Date: Tue, 8 Sep 2020 10:16:52 -0400 From: "Michael S. Tsirkin" To: Guennadi Liakhovetski Cc: kvm@vger.kernel.org, linux-remoteproc@vger.kernel.org, virtualization@lists.linux-foundation.org, sound-open-firmware@alsa-project.org, Pierre-Louis Bossart , Liam Girdwood , Jason Wang , Ohad Ben-Cohen , Bjorn Andersson , Mathieu Poirier , Vincent Whitchurch Subject: Re: [PATCH v5 0/4] Add a vhost RPMsg API Message-ID: <20200908101617-mutt-send-email-mst@kernel.org> References: <20200826174636.23873-1-guennadi.liakhovetski@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200826174636.23873-1-guennadi.liakhovetski@linux.intel.com> Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Wed, Aug 26, 2020 at 07:46:32PM +0200, Guennadi Liakhovetski wrote: > Hi, > > Next update: OK could we get some acks from rpmsg folks on this please? It's been quite a while, patchset is not huge. > v5: > - don't hard-code message layout > > v4: > - add endianness conversions to comply with the VirtIO standard > > v3: > - address several checkpatch warnings > - address comments from Mathieu Poirier > > v2: > - update patch #5 with a correct vhost_dev_init() prototype > - drop patch #6 - it depends on a different patch, that is currently > an RFC > - address comments from Pierre-Louis Bossart: > * remove "default n" from Kconfig > > Linux supports RPMsg over VirtIO for "remote processor" / AMP use > cases. It can however also be used for virtualisation scenarios, > e.g. when using KVM to run Linux on both the host and the guests. > This patch set adds a wrapper API to facilitate writing vhost > drivers for such RPMsg-based solutions. The first use case is an > audio DSP virtualisation project, currently under development, ready > for review and submission, available at > https://github.com/thesofproject/linux/pull/1501/commits > > Thanks > Guennadi > > Guennadi Liakhovetski (4): > vhost: convert VHOST_VSOCK_SET_RUNNING to a generic ioctl > rpmsg: move common structures and defines to headers > rpmsg: update documentation > vhost: add an RPMsg API > > Documentation/rpmsg.txt | 6 +- > drivers/rpmsg/virtio_rpmsg_bus.c | 78 +------ > drivers/vhost/Kconfig | 7 + > drivers/vhost/Makefile | 3 + > drivers/vhost/rpmsg.c | 373 +++++++++++++++++++++++++++++++ > drivers/vhost/vhost_rpmsg.h | 74 ++++++ > include/linux/virtio_rpmsg.h | 83 +++++++ > include/uapi/linux/rpmsg.h | 3 + > include/uapi/linux/vhost.h | 4 +- > 9 files changed, 551 insertions(+), 80 deletions(-) > create mode 100644 drivers/vhost/rpmsg.c > create mode 100644 drivers/vhost/vhost_rpmsg.h > create mode 100644 include/linux/virtio_rpmsg.h > > -- > 2.28.0