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 4C6ADC433F5 for ; Wed, 27 Apr 2022 21:08:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237645AbiD0VLY (ORCPT ); Wed, 27 Apr 2022 17:11:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50248 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237659AbiD0VLT (ORCPT ); Wed, 27 Apr 2022 17:11:19 -0400 Received: from alexa-out.qualcomm.com (alexa-out.qualcomm.com [129.46.98.28]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 77E9D7644 for ; Wed, 27 Apr 2022 14:08:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1651093686; x=1682629686; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=72myrHNOElx0NFEdtvKq9LM47tdwhmLkiKszPoSGAUg=; b=FsUicBLT6rFFGVwFI6mYHp0OAEMcplCrnkYxMl8d37mG477zEXDAH6eV tZuDJRtuhGebCG6CcpF2i+idrbS4u6JoqR2k5Ehj9ssv6jts4sjYyiR4i W4zD1iGIy3ANcvwPj+b8nb31KHgoPIjhL4zA4gdhnlh0QbH8nG4crIoQO E=; Received: from ironmsg07-lv.qualcomm.com ([10.47.202.151]) by alexa-out.qualcomm.com with ESMTP; 27 Apr 2022 14:08:05 -0700 X-QCInternal: smtphost Received: from nasanex01c.na.qualcomm.com ([10.47.97.222]) by ironmsg07-lv.qualcomm.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Apr 2022 14:08:04 -0700 Received: from nalasex01a.na.qualcomm.com (10.47.209.196) by nasanex01c.na.qualcomm.com (10.47.97.222) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Wed, 27 Apr 2022 14:08:04 -0700 Received: from qian (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Wed, 27 Apr 2022 14:08:02 -0700 Date: Wed, 27 Apr 2022 17:08:00 -0400 From: Qian Cai To: Mark Brown CC: Catalin Marinas , Will Deacon , Marc Zyngier , Shuah Khan , "Shuah Khan" , Basant Kumar Dwivedi , Luis Machado , Szabolcs Nagy , , , Alan Hayward , , "Salil Akerkar" , Luca Salabrino Subject: Re: [PATCH v14 00/39] arm64/sme: Initial support for the Scalable Matrix Extension Message-ID: <20220427210800.GB2047@qian> References: <20220419112247.711548-1-broonie@kernel.org> <20220427170858.GA2009@qian> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org On Wed, Apr 27, 2022 at 06:14:31PM +0100, Mark Brown wrote: > On Wed, Apr 27, 2022 at 01:08:58PM -0400, Qian Cai wrote: > > On Tue, Apr 19, 2022 at 12:22:08PM +0100, Mark Brown wrote: > > > > but not SVE, SME is an ARMv9 feature and SVE is mandatory for ARMv9. > > > The code attempts to handle any such systems that are encountered but > > > this hasn't been tested extensively. > > > > Running CPU offline/online on a Neoverse-N1 server will trigger a crash. > > Can you try with > > https://lore.kernel.org/r/20220427130828.162615-1-broonie@kernel.org > > please? Yes, it works fine so far.