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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D9905C43217 for ; Tue, 26 Oct 2021 12:30:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C513F60527 for ; Tue, 26 Oct 2021 12:30:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235999AbhJZMdW (ORCPT ); Tue, 26 Oct 2021 08:33:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56818 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235425AbhJZMdU (ORCPT ); Tue, 26 Oct 2021 08:33:20 -0400 Received: from mail-ed1-x529.google.com (mail-ed1-x529.google.com [IPv6:2a00:1450:4864:20::529]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EFD1EC061745; Tue, 26 Oct 2021 05:30:56 -0700 (PDT) Received: by mail-ed1-x529.google.com with SMTP id g8so12445885edb.2; Tue, 26 Oct 2021 05:30:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=LpU1v1dCuk7vKXavVtDbZayvAGEHB3SBMD5EXFZtZ6k=; b=fe46ol5lw3cD3afFUi2Umx428YjXhXauuaDDsblgAAw+0aRcBFpXqFGN8XMdJKeeuo KHF9cj6Pkok3CbwZzy/6edsBY5G++LMIOvs73daqx1UiQh/VmFsm1OPd0G/H5Kv0yyAd AxF+97+un7EqZWPCTtNfS0D0kzAGJCZhfx8iGyp2e3PT4xtlKSSe3zLjWghPNm1/O7Zh QlzuaVqJTGHF7A0Pn4aUiRsQNjFUNwQ/EzbMXEQLbzLDzL6Kqm0yhDtWgb7BGwOMU2PM pftDvA69DC+Q15tP5ZMlCilyigE8oGVblNNTzs3ZOk7IHqQMZE5GAx5RJsIIHOTnBQSM ZUAA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=LpU1v1dCuk7vKXavVtDbZayvAGEHB3SBMD5EXFZtZ6k=; b=U9rvibgnE0ttm1UoLf5XiV6qkLasF6qSEp8FleKWld7QnLlusbYhGcIDn12Lf/65iq 7OZy3LMBPL//sRScdYN/nHERbv+RQL9oTeVwlEElpJQUCkW/MLQTamHx13grfY2xqPSv EhC+pWqlPAhBViKhHDKclid7a/Ver2CQRGES0cqrQ8xskS/LYqb0ejRl22zaIXnfOWQO oA5H9Oc0US1rtQW2zfndP0wpFs3Z76M0xgdqiQGeqyU4jYTq+WJBlBVUszmtfx7BLUES wrMccrR/lg8AZPK5Rkd7HrhOGEjTJDT3hW8rzMv/TNF4YMFW/cqjPxxIF4yABvTHfydE 3dbQ== X-Gm-Message-State: AOAM533zHMhEgYJHFGvvkwQ6Yaw805ZFSG0AmJCGw/RPhm3M107xaum+ jm8/cmn1NBMY4YrqmSG4WaL+Cw+YeDRE7f3WyI0= X-Google-Smtp-Source: ABdhPJw0HwSHJV1o+S4gqxwSQ2Ruk381U5XPFNCv7XzCLwUlUVolOdGkUhptgIdDY6mQTWN+g8ZKQaN/RBZ1IjUziGY= X-Received: by 2002:a05:6402:5194:: with SMTP id q20mr4402850edd.294.1635251437780; Tue, 26 Oct 2021 05:30:37 -0700 (PDT) MIME-Version: 1.0 References: <20211026100432.1730393-1-arnd@kernel.org> <20211026100432.1730393-2-arnd@kernel.org> In-Reply-To: <20211026100432.1730393-2-arnd@kernel.org> From: Max Filippov Date: Tue, 26 Oct 2021 05:30:26 -0700 Message-ID: Subject: Re: [PATCH 2/2] futex: remove futex_cmpxchg detection To: Arnd Bergmann Cc: Peter Zijlstra , Thomas Gleixner , Ingo Molnar , Arnd Bergmann , Vineet Gupta , Russell King , Catalin Marinas , Will Deacon , Guo Ren , Geert Uytterhoeven , Paul Walmsley , Palmer Dabbelt , Albert Ou , Heiko Carstens , Vasily Gorbik , Christian Borntraeger , Alexander Gordeev , Yoshinori Sato , Rich Felker , Jeff Dike , Richard Weinberger , Anton Ivanov , Chris Zankel , Darren Hart , Davidlohr Bueso , =?UTF-8?Q?Andr=C3=A9_Almeida?= , Andrew Morton , Mike Rapoport , Mark Rutland , Anshuman Khandual , linux-snps-arc@lists.infradead.org, LKML , linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org, "open list:M68K ARCHITECTURE" , linux-riscv@lists.infradead.org, linux-s390 , "open list:SUPERH" , linux-um@lists.infradead.org, "open list:TENSILICA XTENSA PORT (xtensa)" Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Oct 26, 2021 at 3:06 AM Arnd Bergmann wrote: > > From: Arnd Bergmann > > Now that all architectures have a working futex implementation > in any configuration, remove the runtime detection code. > > Signed-off-by: Arnd Bergmann > --- > arch/arc/Kconfig | 1 - > arch/arm/Kconfig | 1 - > arch/arm64/Kconfig | 1 - > arch/csky/Kconfig | 1 - > arch/m68k/Kconfig | 1 - > arch/riscv/Kconfig | 1 - > arch/s390/Kconfig | 1 - > arch/sh/Kconfig | 1 - > arch/um/Kconfig | 1 - > arch/um/kernel/skas/uaccess.c | 1 - > arch/xtensa/Kconfig | 1 - > init/Kconfig | 8 -------- > kernel/futex/core.c | 35 ----------------------------------- > kernel/futex/futex.h | 6 ------ > kernel/futex/syscalls.c | 22 ---------------------- > 15 files changed, 82 deletions(-) For xtensa: Acked-by: Max Filippov -- Thanks. -- Max