From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wr1-f52.google.com (mail-wr1-f52.google.com [209.85.221.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 61D4B2F2A; Wed, 29 May 2024 00:55:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.221.52 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716944132; cv=none; b=GIFkFO3HQMK7AaHG/OLO+LDwoggPACdA5dZNu82DjljnK1DzCf1Lfc/mncsPaD6TwS7GY7bx44XrA0eMnavqs+7cc+oXGvvEzGlhvMMWlQLzWbLKQyYgeZ2C/DkEJ7eSrWUUS+jVCS25G1TsapzlfRZktilF3r/qy/TZ/e+GdC4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716944132; c=relaxed/simple; bh=zGz4gAwWFZgK44rZc0IVq8EUqO+SDwchcULLx0Sl+2A=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=DA9867z6dDqkwDY1yz0+7O6dr0RwYhn9XrxSoOVevBldkAX0xgM6OFLi1Zy4Z7mgahWVnqXt4qyV9zI2oZ9g1WQBHH6wphjwaI/cAu1p9Vu1ROlNH2jcFl94YE9D5RjqPPDsPYda+x5V1uHPNUPkPPHX0d/AqsQvK9/ia21p7DQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=GqeBHGuR; arc=none smtp.client-ip=209.85.221.52 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="GqeBHGuR" Received: by mail-wr1-f52.google.com with SMTP id ffacd0b85a97d-354e22bc14bso1225103f8f.1; Tue, 28 May 2024 17:55:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1716944130; x=1717548930; darn=vger.kernel.org; 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=2bC53XzM+uy8PiLd8YOyk6YbyRBUin82pX9N2ZdNewo=; b=GqeBHGuR4i8fl05e4P0/ZMIiQX8+r9LO168nUffsvWp8y90FGRVJBY8xwBbsoXqonX 109JWhdKJc2gAmVx9nLcBeNPnDaJFuIPOCaL2Zl8x89u9vbW2eneh3d3A5qaLZkCl47P uRRNpt5LhapyUgL/f4BnWdECH9eToYe8dp5omSIxbZInNmz9f3YFBpEcSW4OP+/nx3Ld YftwU1jCjaVfPALpPVHFgnHTy8AY1mkqxdE8OWP9RPFCPn4Sbt06RJ1r2YX8twNyum2o s0oK7r2Ke7SEWsaIuXuj5CPg2M4IhETGlz4AilZVvBsPgAQbvatyUp5Dik9CNDQmyeiS r8Ng== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1716944130; x=1717548930; 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=2bC53XzM+uy8PiLd8YOyk6YbyRBUin82pX9N2ZdNewo=; b=UCLk+urqUyL04s1QcfkuW9YMz3NeHGX8vrD6Oj+TgxlPtqHlj13vCEMdSQM67KJ1o+ VpK4t/7ML7CvcFW6uU9EcpXI+Nl1V6g7WtLsxj3kFWtubQLUCIK9HypOO8r70VZws29w fwPRZwum5IJGZWyJy5T1Et+Oh/XIsJwA0wT+xxJEw0J9DepIPVWWhU41IX/a7CwgeC5O zv1dGopFFLuCTdAV5mDUTgdXtYIg840SoU250/Yilzc16sVV0MPiwdKzzFuW7srgasI8 F8k6FXiNjPevMJ+YdqB8xUWD/h2HEgyxDJc3oNtw8e0O+v4xi5ENIHn0YfyH3WsVjqQF sLKA== X-Forwarded-Encrypted: i=1; AJvYcCVTIzCff8e6/WFFiK2tlgVsY7j++ZpY9pREoYsrIYuO4x628voHRqnAUw93MRVPekKPyz9kxROuYnE7OEugT91MU6kQf41ELr828w9yXsZXzJTJDUUHEf8OerlNNdrxACNePxSvzTixU8dfWAJMM205qGi5UdBX0mKTPZZoWqdFuR4B6A== X-Gm-Message-State: AOJu0YzhMzFfl3z9n5hn62gAE0AE0eWA1ZxfnhgcJEC5tTpb//oBDOtZ GgUEiGVsCo3BDVcfJwL+0OR/OWpQO1tNZtwoH6w9+xPXp2pCSkho X-Google-Smtp-Source: AGHT+IEvUEkslbEuJ36n5fUNNcqqyx4kLtZsPYT6w2lhIJyJzqT2Uw+KYtCXxmqNpjL+xf8GkG/5cA== X-Received: by 2002:a5d:4f04:0:b0:351:c7c7:985f with SMTP id ffacd0b85a97d-3552fe19145mr9586169f8f.53.1716944129495; Tue, 28 May 2024 17:55:29 -0700 (PDT) Received: from andrea ([151.76.32.59]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a6328c97eeesm175282766b.111.2024.05.28.17.55.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 28 May 2024 17:55:29 -0700 (PDT) Date: Wed, 29 May 2024 02:55:24 +0200 From: Andrea Parri To: Alexandre Ghiti Cc: Jonathan Corbet , Paul Walmsley , Palmer Dabbelt , Albert Ou , Peter Zijlstra , Ingo Molnar , Will Deacon , Waiman Long , Boqun Feng , Arnd Bergmann , Leonardo Bras , Guo Ren , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-arch@vger.kernel.org Subject: Re: [PATCH 7/7] riscv: Add qspinlock support based on Zabha extension Message-ID: References: <20240528151052.313031-1-alexghiti@rivosinc.com> <20240528151052.313031-8-alexghiti@rivosinc.com> Precedence: bulk X-Mailing-List: linux-doc@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: <20240528151052.313031-8-alexghiti@rivosinc.com> > + select ARCH_USE_QUEUED_SPINLOCKS if TOOLCHAIN_HAS_ZABHA IIUC, we should make sure qspinlocks run with ARCH_WEAK_RELEASE_ACQUIRE, perhaps a similar select for the latter? (not a kconfig expert) Andrea