From patchwork Wed Dec 18 16:32:15 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Hajnoczi X-Patchwork-Id: 1212593 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.b="Sv/fShiv"; dkim-atps=neutral Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 47dLGp45CJz9sPW for ; Thu, 19 Dec 2019 03:35:46 +1100 (AEDT) Received: from localhost ([::1]:56980 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ihcIa-0005KC-3c for incoming@patchwork.ozlabs.org; Wed, 18 Dec 2019 11:35:44 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:42635) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ihcFy-0002tO-TS for qemu-devel@nongnu.org; Wed, 18 Dec 2019 11:33:03 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ihcFx-0007qF-O4 for qemu-devel@nongnu.org; Wed, 18 Dec 2019 11:33:02 -0500 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:34079 helo=us-smtp-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ihcFx-0007kM-Hi for qemu-devel@nongnu.org; Wed, 18 Dec 2019 11:33:01 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1576686780; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=z3Jj4kYWESg6MCOpvzRxxz7thEH5G5kwypsCmq41mAU=; b=Sv/fShiv4aeUraaOdR3x5v4SbadwGIHRRGp26KhYOM4gcXZulOMaV/l88+8l9Wo+NYuKwg Aw9O5Q6Q4RWWGMo4uF10XR4eUflvStbDdN2SWUupOueIBtK0A/LXiaAvQJrAYz5B7YT0KW im/p8iFMCUbicSr3v8W1F1xbig999EA= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-220-9_-o2dMkMyes6vjn6YE6zA-1; Wed, 18 Dec 2019 11:32:59 -0500 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 3933CDB23; Wed, 18 Dec 2019 16:32:58 +0000 (UTC) Received: from localhost (unknown [10.36.118.54]) by smtp.corp.redhat.com (Postfix) with ESMTP id 9821D26DC5; Wed, 18 Dec 2019 16:32:50 +0000 (UTC) From: Stefan Hajnoczi To: Subject: [PATCH v3 02/15] qapi/block-core: add option for io_uring Date: Wed, 18 Dec 2019 16:32:15 +0000 Message-Id: <20191218163228.1613099-3-stefanha@redhat.com> In-Reply-To: <20191218163228.1613099-1-stefanha@redhat.com> References: <20191218163228.1613099-1-stefanha@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-MC-Unique: 9_-o2dMkMyes6vjn6YE6zA-1 X-Mimecast-Spam-Score: 0 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 205.139.110.120 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Fam Zheng , Kevin Wolf , qemu-block@nongnu.org, oleksandr@redhat.com, Julia Suvorova , Markus Armbruster , Max Reitz , Stefan Hajnoczi , Paolo Bonzini , Aarushi Mehta Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: Aarushi Mehta Since io_uring is the actual name of the Linux API, we use it as enum value even though the QAPI schema conventions would prefer io-uring. Signed-off-by: Aarushi Mehta Acked-by: Markus Armbruster Signed-off-by: Stefan Hajnoczi --- v12: * Reword commit description [Markus] * Update version from 4.2 to 5.0 --- qapi/block-core.json | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/qapi/block-core.json b/qapi/block-core.json index 0cf68fea14..18f907373c 100644 --- a/qapi/block-core.json +++ b/qapi/block-core.json @@ -2851,11 +2851,13 @@ # # @threads: Use qemu's thread pool # @native: Use native AIO backend (only Linux and Windows) +# @io_uring: Use linux io_uring (since 5.0) # # Since: 2.9 ## { 'enum': 'BlockdevAioOptions', - 'data': [ 'threads', 'native' ] } + 'data': [ 'threads', 'native', + { 'name': 'io_uring', 'if': 'defined(CONFIG_LINUX_IO_URING)' } ] } ## # @BlockdevCacheOptions: