From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.9]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4E748275AE3; Sat, 31 Jan 2026 09:52:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.9 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769853157; cv=none; b=TBuyVXS8/r8Gtfa2/f+wwCrxPINLNwMFqCeIzyJgAi3iua0DZxSljI8cau/f4JUg5scHD7A6OU4qnJ28lFzaG7VnzOTOhqLK/IcTB6/ziMZ3gFazIYL3gXBQryIkPi8Ec/bOGOXAfqC5nBL6N1MDtO1IMLFmXUIoQ8W5evSadQc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769853157; c=relaxed/simple; bh=prkCbPpCK0uSsTKs9tYKLKVPMYFEczVRQ2cVcHOj6bk=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=ICCYZD9Fx22ShJJz9q943RTbtM0o3vPlZZ+pNZKrzjEYAfLmTWZ+eUde3y9XZpk6IvbTVwPX1z7eQL+L6t2gZzq15ttoM80vVKq9Mltkp55Jiv+otj/hw9k9swnHDzcnxsY8X+RyjEJbRiACSXqvJzrO9R7d0rq4MwUr4+9Gg7k= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=Zg0H9CQa; arc=none smtp.client-ip=192.198.163.9 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="Zg0H9CQa" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1769853155; x=1801389155; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=prkCbPpCK0uSsTKs9tYKLKVPMYFEczVRQ2cVcHOj6bk=; b=Zg0H9CQah8/2CRt6R2lux+qdwM2wtkgLTGRrcnMLZv/mAYDIlynQetej +FHfeGAocijRzLdCuvV7yth3vKZgsgPJNGunKhymK4BWBWwRdHyoS0eMf kw8DhKemn+EClxEGKeTVcY97CWfTcgLVrC+FKvSe8V9AQUgaEAPVazVJG Vpi16sacGx0J6cOTNx8jFYM2M5gkcJgFW6/XYm96oIt8JIBuZLRA2JLmd fE2IKIkUL/eLSJJ/M58nRoQMMBRZFa/xRYyHTwP4Gu7OaM0NgXmPe+pOy hCEvkSexbCzIjEEuJocvMGyLMUrZgxCTdzV/Vimu1/8IMUing3FFAlKF3 g==; X-CSE-ConnectionGUID: c6SzGos/ThKxPfoxfmpMCA== X-CSE-MsgGUID: wu0+rLAVTky/aUf1aFcCpA== X-IronPort-AV: E=McAfee;i="6800,10657,11687"; a="81825379" X-IronPort-AV: E=Sophos;i="6.21,264,1763452800"; d="scan'208";a="81825379" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by fmvoesa103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Jan 2026 01:52:34 -0800 X-CSE-ConnectionGUID: 8oBHYl3SRW+h/ERs3D/XjA== X-CSE-MsgGUID: idkdaagRRoOHqiianH1HEQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,264,1763452800"; d="scan'208";a="209287642" Received: from ijarvine-mobl1.ger.corp.intel.com (HELO localhost) ([10.245.244.97]) by fmviesa008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Jan 2026 01:52:29 -0800 Date: Sat, 31 Jan 2026 11:52:28 +0200 From: Andy Shevchenko To: Kees Cook Cc: Feng Jiang , palmer@dabbelt.com, aou@eecs.berkeley.edu, alex@ghiti.fr, akpm@linux-foundation.org, andy@kernel.org, ebiggers@kernel.org, martin.petersen@oracle.com, herbert@gondor.apana.org.au, samuel.holland@sifive.com, ajones@ventanamicro.com, conor.dooley@microchip.com, charlie@rivosinc.com, nathan@kernel.org, linusw@kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org Subject: Re: [PATCH v7 0/8] riscv: optimize string functions and add kunit tests Message-ID: References: <20260130025018.172925-1-jiangfeng@kylinos.cn> <202601300936.6EDA32E96@keescook> 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=us-ascii Content-Disposition: inline In-Reply-To: <202601300936.6EDA32E96@keescook> Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo On Fri, Jan 30, 2026 at 09:37:36AM -0800, Kees Cook wrote: > On Fri, Jan 30, 2026 at 10:50:10AM +0800, Feng Jiang wrote: > > This series provides optimized implementations of strnlen(), strchr(), > > and strrchr() for the RISC-V architecture. The strnlen() implementation > > is derived from the existing optimized strlen(). For strchr() and > > strrchr(), the current versions use simple byte-by-byte assembly logic, > > which will serve as a baseline for future Zbb-based optimizations. > > I'm happy with the Kunit elements here, so unless Andy has other > feedback, please feel free to take this via the riscv tree. (Or if riscv > maintainers would prefer, I can take it via string.) I have an impression that I already gave some tag. Why aren't not here? -- With Best Regards, Andy Shevchenko