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 77F1AC001DB for ; Tue, 8 Aug 2023 21:11:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235756AbjHHVLE (ORCPT ); Tue, 8 Aug 2023 17:11:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51440 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235779AbjHHVKv (ORCPT ); Tue, 8 Aug 2023 17:10:51 -0400 Received: from mail-pf1-x433.google.com (mail-pf1-x433.google.com [IPv6:2607:f8b0:4864:20::433]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E27581856D for ; Tue, 8 Aug 2023 13:32:03 -0700 (PDT) Received: by mail-pf1-x433.google.com with SMTP id d2e1a72fcca58-68781a69befso868111b3a.0 for ; Tue, 08 Aug 2023 13:32:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20221208.gappssmtp.com; s=20221208; t=1691526723; x=1692131523; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=5+ZhtxeS2K6wY4/v6oo74/4iwOVLExtMX8Wj3f+oDck=; b=oZCMVoKtaxGXXbK0HY94/QPg5Dv5Eo5JV0M9mPOSkkB1h/L++cw7dWV2Sfea+qFG69 liqMwo9D83nL5QdN/f6AjQt4sBb88fNmQzJfBFt36pvg9bbb0vWUYEYb0NAioDtDuyJr /We3F/nffs7+Wj5j2Q8ClI7mkeE4ozYt0l7wJ7Kf6yPJqmG5TCAeIBsH9o8IEYbH0vo2 8rLZzoKIZXUBFRX6yS3G+lvzULHjFCa+Ic6HA2RAx/7bj938plbOSUMOG8Ofg39HNVGc TIGcIgK+eGWtRH/tLPFq2ssiFKJNoOZw8ZAxRXqIFqYhhJp69llOE8/mILt0S+vH/4cn 2pGg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1691526723; x=1692131523; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=5+ZhtxeS2K6wY4/v6oo74/4iwOVLExtMX8Wj3f+oDck=; b=Mz/bk6U0sB2CO3/wjBo3MvsvoxtESXqz43r+DvfuxL1mSXhCdyq6ZB3ywBSxJvjnq7 CfcEkgSx3rJ2P7EC49akey7fl7eRIPnO9PbD2wwqyj9QqmDwuV1KBu7C9e/zEHK3uY5c dRhS+EWsOJnW3Kda4vWxhy/l0ffB9PRdi5NxdjxWdqMSDaC1jEwHk7fBDb0r4Ls9o1fx OINFYPpNX5KZuTHaBNkmBJe1j/vPlQtxPsPgbU6yOjgDcFUnOuKDU0/ipPeYQFUp8RLK cX6gKgtxhD5a+ylkNbTYrUaJDr22krW3suVoSlyn6oNZtYl+Z6CWDcZBUqvp9Wpg4Ypu JOsQ== X-Gm-Message-State: AOJu0YwCWqqSuQtXfa7MOEe9ZnB6hBsv7B5Kgw7tdFaEr6ixaSn9GVSa b996hu+ex7e6dKaBRBplvwDq4g== X-Google-Smtp-Source: AGHT+IEx3gKPK1UCRHC5/OF0O7NGaWz+NmKoOFS6yQMUxwxHjdFNxZmr4KBr7rsw4DGHnzbw4097ew== X-Received: by 2002:a05:6a00:2295:b0:675:8627:a291 with SMTP id f21-20020a056a00229500b006758627a291mr622535pfe.3.1691526723240; Tue, 08 Aug 2023 13:32:03 -0700 (PDT) Received: from [192.168.1.136] ([198.8.77.157]) by smtp.gmail.com with ESMTPSA id y19-20020aa78053000000b0063b8ddf77f7sm8483777pfm.211.2023.08.08.13.32.01 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 08 Aug 2023 13:32:02 -0700 (PDT) Message-ID: Date: Tue, 8 Aug 2023 14:32:00 -0600 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux aarch64; rv:102.0) Gecko/20100101 Thunderbird/102.13.1 Subject: Re: [PATCH v2 00/14] futex: More futex2 bits Content-Language: en-US To: Peter Zijlstra , tglx@linutronix.de Cc: linux-kernel@vger.kernel.org, mingo@redhat.com, dvhart@infradead.org, dave@stgolabs.net, andrealmeid@igalia.com, Andrew Morton , urezki@gmail.com, hch@infradead.org, lstoakes@gmail.com, Arnd Bergmann , linux-api@vger.kernel.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, malteskarupke@web.de References: <20230807121843.710612856@infradead.org> From: Jens Axboe In-Reply-To: <20230807121843.710612856@infradead.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-arch@vger.kernel.org On 8/7/23 6:18?AM, Peter Zijlstra wrote: > Hi! > > New version of the futex2 patches. Futex2 is a new interface to the same 'old' > futex core. An attempt to get away from the multiplex syscall and add a little > room for extentions. > > Changes since v1: > - Moved the FUTEX2_{8,16,32,64} into FUTEX2_SIZE_Un namespace (tglx) > - Added FUTEX2_SIZE_MASK by popular demand (arnd,tglx) > - Added more comments (tglx) > - Updated __NR_compat_syscalls for arm64 (arnd) > - Folded some tags Thanks Peter - for the series: Reviewed-and-tested-by: Jens Axboe on arm64 and x86-64. Caveat - only tested the existing futex api, not the new syscall, and the io_uring futex implementation on top as well. -- Jens Axboe