From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4AA01C433EF for ; Fri, 11 Mar 2022 16:39:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231837AbiCKQkM (ORCPT ); Fri, 11 Mar 2022 11:40:12 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46138 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1350387AbiCKQkJ (ORCPT ); Fri, 11 Mar 2022 11:40:09 -0500 Received: from mail-pj1-x1032.google.com (mail-pj1-x1032.google.com [IPv6:2607:f8b0:4864:20::1032]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1A95F1D0D7F for ; Fri, 11 Mar 2022 08:39:05 -0800 (PST) Received: by mail-pj1-x1032.google.com with SMTP id gj15-20020a17090b108f00b001bef86c67c1so8621232pjb.3 for ; Fri, 11 Mar 2022 08:39:05 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=QxWL1axODILGcRqFL6OhnIU3kbTvHdaRebsz0lDJ+VA=; b=M3FE6J+scP79OQkryFNBmXrH7d3rb2eWY4ro5EIqONopy5Bz4bSNarAwVdm5QJCwGp 36pmslFvRCGf8+w/vXH2dnHALGWRHjelNpmOVzl1u+bSlqFYM9goOk8vGBLo4amrgrkv JN3JnJO5fLSPz9crc61gV+Lp/Ms36+Uutbf9APA3QzcTeFd6iM+WWVylehkVlqiBoiiU DNrmDfr7ib7p5BqvBjFDIdrcZ5zNj2Plbgc7tnjSn4lSZtThQRYbRKTNMdX99LHSwdLI WbkhUwW/udKJFpHnZALPB9wSVRCoXneazqtx9gqzOevMVUkphVUYvTBX+PAdPRBxhbuF hhPw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=QxWL1axODILGcRqFL6OhnIU3kbTvHdaRebsz0lDJ+VA=; b=idZacZezTrKuZVTCE2QygEBmO0c7TzC1qToXR1yEVNo8LhBXkRD2j6YzndFSORZqzh c6j1GJFA83ur1oyu6lhJFipe7UASuoCpYh3ha/A7IfJ/oH7lperXTKZdc8yfGDTFKr9l lfC2BHNDiNgui5fNTv7U7+XbQOG6D4EaZ65Hv7v1dDB8j2ZroI3smtjtALCGWV7nZr7b oQbnUXgFrfEkY+ceArijnRk03dTzEphdvx2N9ZUSnGppgQnMsVv4rx51m4x19ms0ARF8 N13RCjPNaB7J0qhEj/AyrfqI8ZmAQeYyOsY4j2Gl5I3Ru8i9VI/16Nvd6ToY1Uscd88k i6aQ== X-Gm-Message-State: AOAM531/k1tqLwsd8lr1+v7eS4uGagklHY9svOu8+jCpaUetiO9wdyJN usV50xYd5Q9qj3R6e02FPNDF76WUoYcb9g== X-Google-Smtp-Source: ABdhPJwGNZ3o5CSBsbP1B5SSrSP7bMQlGmkNOAOiUd55DLfijMaeRrkh/bdGRyhiWdnOJRN5i23eAg== X-Received: by 2002:a17:90b:38c3:b0:1c5:930e:b044 with SMTP id nn3-20020a17090b38c300b001c5930eb044mr1100908pjb.198.1647016744575; Fri, 11 Mar 2022 08:39:04 -0800 (PST) Received: from localhost.localdomain ([114.200.4.15]) by smtp.gmail.com with ESMTPSA id 63-20020a630942000000b00372a99c1821sm8769510pgj.21.2022.03.11.08.39.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 11 Mar 2022 08:39:04 -0800 (PST) Date: Sat, 12 Mar 2022 01:38:58 +0900 From: Suwan Kim To: "Michael S. Tsirkin" Cc: jasowang@redhat.com, pbonzini@redhat.com, stefanha@redhat.com, virtualization@lists.linux-foundation.org, linux-block@vger.kernel.org, suwan.kim027@gmail.com Subject: Re: [PATCH] virtio-blk: support polling I/O Message-ID: References: <20220311152832.17703-1-suwan.kim027@gmail.com> <20220311103549-mutt-send-email-mst@kernel.org> <20220311111815-mutt-send-email-mst@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220311111815-mutt-send-email-mst@kernel.org> Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On Fri, Mar 11, 2022 at 11:18:54AM -0500, Michael S. Tsirkin wrote: > On Sat, Mar 12, 2022 at 01:07:23AM +0900, Suwan Kim wrote: > > On Fri, Mar 11, 2022 at 10:38:07AM -0500, Michael S. Tsirkin wrote: > > > On Sat, Mar 12, 2022 at 12:28:32AM +0900, Suwan Kim wrote: > > > > diff --git a/include/uapi/linux/virtio_blk.h b/include/uapi/linux/virtio_blk.h > > > > index d888f013d9ff..3fcaf937afe1 100644 > > > > --- a/include/uapi/linux/virtio_blk.h > > > > +++ b/include/uapi/linux/virtio_blk.h > > > > @@ -119,8 +119,9 @@ struct virtio_blk_config { > > > > * deallocation of one or more of the sectors. > > > > */ > > > > __u8 write_zeroes_may_unmap; > > > > + __u8 unused1; > > > > > > > > - __u8 unused1[3]; > > > > + __virtio16 num_poll_queues; > > > > } __attribute__((packed)); > > > > > > Same as any virtio UAPI change, this has to go through the virtio TC. > > > Notice this pls. Remember to copy one of the TC mailing lists. Okay. I will send v2 to the virtio TC mailing list also. Regards, Suwan Kim