From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Sender: List-Post: List-Help: List-Unsubscribe: List-Subscribe: Received: from lists.oasis-open.org (oasis-open.org [10.110.1.242]) by lists.oasis-open.org (Postfix) with ESMTP id 3B374986406 for ; Thu, 11 Aug 2022 08:53:42 +0000 (UTC) From: Cornelia Huck In-Reply-To: <20220810194108.78059919.pasic@linux.ibm.com> References: <20220330152105.3770439-1-usama.arif@bytedance.com> <20220330152105.3770439-2-usama.arif@bytedance.com> <20220809160711-mutt-send-email-mst@kernel.org> <87r11octk4.fsf@redhat.com> <20220810194108.78059919.pasic@linux.ibm.com> Date: Thu, 11 Aug 2022 10:53:35 +0200 Message-ID: <87lervcga8.fsf@redhat.com> MIME-Version: 1.0 Subject: Re: [virtio-dev] Re: [PATCH 1/4] content: Introduce driver/device auxiliary notifications Content-Type: text/plain To: Halil Pasic , David Hildenbrand Cc: "Michael S. Tsirkin" , Usama Arif , virtio-dev@lists.oasis-open.org, stefanha@redhat.com, ndragazis@arrikto.com, fam.zheng@bytedance.com, liangma@liangbit.com, Halil Pasic List-ID: On Wed, Aug 10 2022, Halil Pasic wrote: > On Wed, 10 Aug 2022 11:54:35 +0200 > Cornelia Huck wrote: > >> >> These device-specific notifications are needed later when adding support >> >> for virtio-vhost-user device. >> >> >> >> Signed-off-by: Usama Arif >> >> Signed-off-by: Stefan Hajnoczi >> >> Signed-off-by: Nikos Dragazis >> > >> > I see ccw is missing. Cornelia, any suggestions? >> >> Hmm... I seem to be really behind on ccw things :( >> >> We can probably use the following: >> >> - for device->driver notification, use the next bit in the secondary >> indicators (bit 0 is used for config change notification) >> - for driver->device notification, maybe use a new subcode for diagnose >> 0x500 (4 is probably the next free one?) >> > > Sounds reasonable! I will have to double check the DIAG stuff though. I'm > not sure where what needs to be reserved and documented. There's https://gitlab.com/davidhildenbrand/s390x-os-virt-spec/-/merge_requests/1, but nothing much has happened there recently. David? --------------------------------------------------------------------- To unsubscribe, e-mail: virtio-dev-unsubscribe@lists.oasis-open.org For additional commands, e-mail: virtio-dev-help@lists.oasis-open.org