From nobody Mon Feb 9 16:19:25 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1573841453; cv=none; d=zoho.com; s=zohoarc; b=B2rbP+XCtCpicT+5mN/RUYkS2S7L+vf0mx1oPfuuUPposoUNgQDpzuiEHUe+/yaEwG/vW7/cxjQ7Qv29HdKnpwAOX1i7wX/r37SfIN1WKH4q2PLSWrUHoN3SEtRYnnbflY5z6kx2nY3wTCLtkPmVJE5WUMLlDS+LBKkn9SEC1uU= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1573841453; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:Message-ID:References:Sender:Subject:To; bh=7pA9RmU+lwnOLpnZQo5JRakPX4GfcAqKlKbu17utjAM=; b=U6sQXxCdsIZwB1noix8klipoSkx/b9WcuCzhF1MWevk9o/uxVcP3gybOZrbiI+o/c3ojeS+S/P2K9YdQSsqR53bZyo/j6UuxQgrsVO6z8+nLbAkrn4779PGAIveaBXCY5L9BZKHT2UwZHg+lLXQHJ+P+7yaE7XbPnQJZw3wv/A4= ARC-Authentication-Results: i=1; mx.zoho.com; dkim=fail; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1573841453000572.3096430307057; Fri, 15 Nov 2019 10:10:53 -0800 (PST) Received: from localhost ([::1]:44136 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iVg3U-0002Od-NS for importer@patchew.org; Fri, 15 Nov 2019 13:10:48 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:45753) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iVg1S-0000au-Vr for qemu-devel@nongnu.org; Fri, 15 Nov 2019 13:08:44 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iVg1R-00022a-Gp for qemu-devel@nongnu.org; Fri, 15 Nov 2019 13:08:42 -0500 Received: from us-smtp-1.mimecast.com ([205.139.110.61]:24148 helo=us-smtp-delivery-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1iVg1R-00021w-DH for qemu-devel@nongnu.org; Fri, 15 Nov 2019 13:08:41 -0500 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-274-MCcKFsflN3msQCVGk58ivw-1; Fri, 15 Nov 2019 13:08:39 -0500 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 56F8ADB20; Fri, 15 Nov 2019 18:08:38 +0000 (UTC) Received: from virtlab501.virt.lab.eng.bos.redhat.com (virtlab501.virt.lab.eng.bos.redhat.com [10.19.152.162]) by smtp.corp.redhat.com (Postfix) with ESMTP id 9018560557; Fri, 15 Nov 2019 18:08:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1573841320; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=7pA9RmU+lwnOLpnZQo5JRakPX4GfcAqKlKbu17utjAM=; b=NmqQPUmKPAPhT0b5o1Y1ja9gnxPhgesv31Ip3jdq829Hnpn1ITMiyzob+HMIdkbKQ31aBI Ctf1epfOIi5KoK8vFonA+c4dn3R8u3kFegm9sF6wFwYwReynUZu80tB58Es5HRlc9bTNoI vH9nbPf2c5G/VfhT1nHdcLapqRCrqLg= From: Wainer dos Santos Moschetta To: qemu-devel@nongnu.org Subject: [PATCH 2/4] python/qemu: accel: Add list_accel() method Date: Fri, 15 Nov 2019 13:08:27 -0500 Message-Id: <20191115180829.10275-3-wainersm@redhat.com> In-Reply-To: <20191115180829.10275-1-wainersm@redhat.com> References: <20191115180829.10275-1-wainersm@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-MC-Unique: MCcKFsflN3msQCVGk58ivw-1 X-Mimecast-Spam-Score: 0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 205.139.110.61 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@euphon.net, ehabkost@redhat.com, philmd@redhat.com, jsnow@redhat.com, crosa@redhat.com, alex.bennee@linaro.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Since commit cbe6d6365a48 the command `qemu -accel help` returns the list of accelerators enabled in the QEMU binary. This adds the list_accel() method which return that same list. Signed-off-by: Wainer dos Santos Moschetta Reviewed-by: Alex Benn=C3=A9e --- python/qemu/accel.py | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/python/qemu/accel.py b/python/qemu/accel.py index 1b825126c5..a63ff980a9 100644 --- a/python/qemu/accel.py +++ b/python/qemu/accel.py @@ -18,6 +18,7 @@ accelerators. =20 import logging import os +import subprocess =20 LOG =3D logging.getLogger(__name__) =20 @@ -28,6 +29,25 @@ ADDITIONAL_ARCHES =3D { "aarch64" : "armhf" } =20 +def list_accel(qemu_bin): + """ + List accelerators enabled in the QEMU binary. + + @param qemu_bin (str): path to the QEMU binary. + @raise Exception: if failed to run `qemu -accel help` + @return a list of accelerator names. + """ + if not qemu_bin: + return [] + try: + out =3D subprocess.check_output("%s -accel help" % qemu_bin, shell= =3DTrue) + except: + LOG.debug("Failed to get the list of accelerators in %s" % qemu_bi= n) + raise + lines =3D out.decode().splitlines() + # Skip the first line which is the header. + return [l.strip() for l in lines[1:] if l] + def kvm_available(target_arch=3DNone): host_arch =3D os.uname()[4] if target_arch and target_arch !=3D host_arch: --=20 2.18.1