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[2001:1ae9:1c2:4c00:20f:c6b4:1e57:7965]) by smtp.gmail.com with ESMTPSA id fi5-20020a1709073ac500b00a29db9e8c84sm2654238ejc.220.2024.01.08.06.10.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 08 Jan 2024 06:10:13 -0800 (PST) Date: Mon, 8 Jan 2024 15:10:12 +0100 From: Andrew Jones To: Christoph =?utf-8?Q?M=C3=BCllner?= Cc: Andrea Parri , Heiko Stuebner , linux-riscv@lists.infradead.org, palmer@dabbelt.com, paul.walmsley@sifive.com, linux-kernel@vger.kernel.org, David.Laight@aculab.com, Conor Dooley Subject: Re: Re: Re: [PATCH v3 0/2] Add Zawrs support and use it for spinlocks Message-ID: <20240108-2a146eb7def54f0ce0b0d930@orel> References: <20230521114715.955823-1-heiko.stuebner@vrull.eu> <20240108-a56ba0dfd1779e4ab6893d16@orel> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: On Mon, Jan 08, 2024 at 03:00:29PM +0100, Christoph Müllner wrote: > On Mon, Jan 8, 2024 at 12:35 PM Andrew Jones wrote: > > > > On Fri, Oct 20, 2023 at 12:19:38PM +0200, Andrea Parri wrote: > > > (Removing Heiko's @vrull address from Cc:, since it seemed to bounce, keeping > > > his @sntech address.) > > > > > > > I had a quick look at your changes, and they look good to me. > > > > > > Great. Thank you for looking them over. > > > > > > > Did you agree with Palmer about testing requirements? > > > > I.e., do we need to run this on hardware that implements Zawrs in a > > > > non-trivial way? > > > > > > I didn't quite discuss such specific requirements or hardware implementations, > > > but I agree that's a valid concern. Not that I currently have access to such > > > hardware; any further inputs/data will be appreciated. > > > > > > > I can try to raise the priority on this here, but can't promise anything. > > > > For me it is also ok if you take over this patchset. > > > > > > Thanks. Either way works for me. No urgency from my side. I'd say - let us > > > leave this up to the community/other reviewers. (IIUC, Palmer was recovering > > > from a certain flu and might need more time than usual to get back here.) > > > > > > > Hi everyone, > > > > I'm also interested in seeing this series resurrected and making progress > > again. I'd be happy to help out in any way. It's not clear to me if it has > > a current owner. If not, then I could start shepherding the patches with > > their authorships intact. > > Sounds good to me! > Thanks for working on this! Thanks for the quick replies! I'll try pull something together in the very near future. drew > > > > > I may be able to do some testing on an FPGA too. > > > > Thanks, > > drew 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4110CC3DA6E for ; Mon, 8 Jan 2024 14:10:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=+wQtaWlQHztspW499Vo7Uket50uQhEGePwPFSanxcOA=; b=e/b24wSFa4ohUW 9gtFCGbwPbG4+/gVAZt9rras61GZoB0Wsd+kkpVH9GGKbfPU9hmHHnZtc6Ox3mPZt+PtskWbxLidp dMaAY6DGPkP2O7CtDxhs+mUlsAn33rZaeUudYMClMqNREwkaASnr37bMdV/ErzPFcS8S1/0IiWZ69 cISNSvx8dFgW87SO4w2diUno47O7PAcgbgBhaJ4d7lplS1eAaJ7lBbU1g4lFIvzOkvJPbMOxzK8rT bl1y/gmbxkgZLtSheeB2jSK4iJeJkY+AHmgwkJjbrox4cwh9LwU9E3ulxSW7Lp/NxKsOfl5v422Nb Cf6xEOvmON9ACdEe/Eog==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1rMqKb-005Jd0-04; Mon, 08 Jan 2024 14:10:21 +0000 Received: from mail-ej1-x635.google.com ([2a00:1450:4864:20::635]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1rMqKX-005Jcc-2p for linux-riscv@lists.infradead.org; Mon, 08 Jan 2024 14:10:19 +0000 Received: by mail-ej1-x635.google.com with SMTP id a640c23a62f3a-a29058bb2ceso196472266b.0 for ; Mon, 08 Jan 2024 06:10:15 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; t=1704723014; x=1705327814; darn=lists.infradead.org; h=in-reply-to:content-transfer-encoding:content-disposition :mime-version:references:message-id:subject:cc:to:from:date:from:to :cc:subject:date:message-id:reply-to; bh=sli6pHW4snD64U/PJNI9lNskueO/Odf6cbKyshVP46s=; b=phGBNgigefnxT2jzTho8zwf8s5SSxbX11h9X4PtFw5bmqTVvv2YCyT9KA2phKiOH72 gOEkKK80Q3Ik+e7871dLabmtGQlf6UiqTxYHHIZXKDOmtENjcL4Tu7f3iEfp7gvFC/yi Tha3v+Ram+6g3dkX6NXALQUPlSpR8mIttASAupBHCCB9+rou7jQhZgt4TWKkLJ9KsJSb o0XEiWHhkKCbYb33HRhAQ45bT1zz9S6sMKmVMHV6/NdsA5NIONVR0FvVxzyp1zV5wpHf lIpvMqVHD1N7N+PA2+RwtId0LooE4Wa8E0exAEIuF/xBpsg5kgVEWHV4IGAcNhkvrZtt mVaQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1704723014; x=1705327814; h=in-reply-to:content-transfer-encoding:content-disposition :mime-version:references:message-id:subject:cc:to:from:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=sli6pHW4snD64U/PJNI9lNskueO/Odf6cbKyshVP46s=; b=ZcTfWe2HR4WipIAw90WjamDRNeasaUVvVdsCNXgxyacCd/AKdUKBBFPg01PlzfllQ5 3kj4Q7Yz9UebhlOlWb1TVWqJJFhAhRe4Aa0TgTiRPnQi7jd1C7IP8pwMebBPD/u5miL4 +YvVElGZZKV+H80f2mxPcLB1ZtoY86Bwwu3vqBojNNaFSCXThjgAer7XedQKuv2B6ZNA xgS4rOEWjReqsNv7prCi/pCyFJiEEkKI5x2JDgDUzmR6yYO4uWim8QiiK8v41skNEBIY RyVKFvBNzh0HJf54dGr18pV6uL48VAJsRF/88eJvnjc7n8ou5FbP/ZpUgO5UPduBy+16 54UQ== X-Gm-Message-State: AOJu0YzmIUvdeUhHGsrOsxzTi/Hk7pGXlmlR/59mcUoF7V0EuM3bvvlf QxFgozzTYEvq38VDAG5pmg4+HAMltITdLweb3jpihbRzZXA= X-Google-Smtp-Source: AGHT+IEc+ioqQCPkFv/0Qw/q3QTPky0In6mMez6POYkKj2fpR3ZXGVYyQe1Z8L4sJDJw2xb6XCq8Jw== X-Received: by 2002:a17:907:77d5:b0:a28:c8bd:fbfc with SMTP id kz21-20020a17090777d500b00a28c8bdfbfcmr1079871ejc.215.1704723014062; Mon, 08 Jan 2024 06:10:14 -0800 (PST) Received: from localhost (2001-1ae9-1c2-4c00-20f-c6b4-1e57-7965.ip6.tmcz.cz. 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