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 EF899C636CC for ; Wed, 15 Feb 2023 08:04:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233809AbjBOIEP (ORCPT ); Wed, 15 Feb 2023 03:04:15 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44834 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233612AbjBOIEO (ORCPT ); Wed, 15 Feb 2023 03:04:14 -0500 Received: from mail-wr1-x432.google.com (mail-wr1-x432.google.com [IPv6:2a00:1450:4864:20::432]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 98F5C34C10 for ; Wed, 15 Feb 2023 00:04:13 -0800 (PST) Received: by mail-wr1-x432.google.com with SMTP id a2so18148700wrd.6 for ; Wed, 15 Feb 2023 00:04:13 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=D0PNomvRj7hf1yb3zjFxN+WA4g/LrO9vhkLpkP8esTM=; b=K5P7VFpsmNGVSMEHcKncWSY2Fyox5+JfcV4KxPmF6FeGwQTOaN2s8Kr4zheVvZiokx n0fiqernPCWkuLa/OdKZZevuOyiETys43P2kbQ5DA/gk3W5lMJ6uUI5RPb5iM+1mjogC wFC6zERt6FxTUxWqMIQFg1g5Xst4wnqiqjJvU0CguXp1miyjtHpf9ev8cgitbRjptVca EQEfxT5Tp805hQVvfb7VUSgU1WgfEocYqIIsbvEOl/udLz3j9iYsrIolw4NW191hoGlu fgN4Hien2b00pSBQZLr8lOsQCTL8moYxf2ZIqwsjmBt5mkRojQWru/QZ/dtQBuKzJuR4 GmcA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to: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=D0PNomvRj7hf1yb3zjFxN+WA4g/LrO9vhkLpkP8esTM=; b=VdWkmrv75HCSymHo4HbfkJ+Ms8QUCUFbyCR41GYPMWdpv3VywzWMLfnDyxSWbCiz2X OSPvTgxIQ9oCYHE6sunh4la/m9DLmP8MjEIO407pGGf0/5qRmW+vxZTMESCOUm4IlV7G amthju4sc87xDiR2E9+v0Z/3TFBMjtwajKC2nmYKfKxtj0UyRY2E9AqtEtRfMDKIsVXS 7QubUxzzjSpFIT23udy82hcE1PDWqVhy9lT6O/WqRcQ2islBoQwVajc38Ej8URSH8ERX 25DXQNVLhqre3c6GUx/5eq98RpO1pezTSatZ5pga6zO1VD8RUUemcYREQWY8fr0mgrCU 7fmg== X-Gm-Message-State: AO0yUKVqzyV1BYrI8bJR38DC2+zUrXRkSs7/nRhxySdJlmOHl45ar0m5 bmGcMrW+8yp+MaTKbcEe70XPZA== X-Google-Smtp-Source: AK7set8SY/K8xTB04Sftv5CRmwP0Eb7wShb0AJguVdTk29FcDZHSC8AB5hhDs77ckn8H3ZLmnvnT2w== X-Received: by 2002:a05:6000:120e:b0:2c5:63df:1171 with SMTP id e14-20020a056000120e00b002c563df1171mr773187wrx.19.1676448252171; Wed, 15 Feb 2023 00:04:12 -0800 (PST) Received: from localhost (2001-1ae9-1c2-4c00-20f-c6b4-1e57-7965.ip6.tmcz.cz. [2001:1ae9:1c2:4c00:20f:c6b4:1e57:7965]) by smtp.gmail.com with ESMTPSA id l21-20020a05600c47d500b003db0bb81b6asm1284781wmo.1.2023.02.15.00.04.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Feb 2023 00:04:11 -0800 (PST) Date: Wed, 15 Feb 2023 09:04:10 +0100 From: Andrew Jones To: Conor Dooley Cc: Evan Green , Palmer Dabbelt , vineetg@rivosinc.com, heiko@sntech.de, slewis@rivosinc.com, Albert Ou , Andrew Bresticker , Anup Patel , Arnd Bergmann , Atish Patra , Bagas Sanjaya , Celeste Liu , Conor Dooley , Dao Lu , Guo Ren , Jonathan Corbet , Palmer Dabbelt , Paul Walmsley , Randy Dunlap , Ruizhe Pan , Sunil V L , Tobias Klauser , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org Subject: Re: [PATCH v2 2/6] RISC-V: Add a syscall for HW probing Message-ID: <20230215080410.65zbhimqbs2kbmod@orel> References: <20230206201455.1790329-1-evan@rivosinc.com> <20230206201455.1790329-3-evan@rivosinc.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org On Tue, Feb 14, 2023 at 11:51:17PM +0000, Conor Dooley wrote: > Hey Evan, > > Just as a preface, I'm reviewing this lot from a position of ignorance > on what glibc wants so I'll refrain from commenting on call itself. > I figure that since the commentary has kinda died on the sysfs front & > Palmer seems to be still into the syscall stuff, that we're pushing on > with this approach... If I can find time (that's a big if, atm) I'd be willing to do a sysfs prototype just for comparison/benchmarking purposes, even if the chances it gets merged are low. But, time... Thanks, drew