From patchwork Tue Jun 19 12:53:05 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Will Deacon X-Patchwork-Id: 139113 Delivered-To: patch@linaro.org Received: by 2002:a2e:970d:0:0:0:0:0 with SMTP id r13-v6csp5171704lji; Tue, 19 Jun 2018 05:54:33 -0700 (PDT) X-Google-Smtp-Source: ADUXVKKinTCrg280ytmy5UKDoHJ4GDCwrpPxfxwr2pSPROb/SkWicSsshus1A9QRU8y9EZYPmqh9 X-Received: by 2002:a17:902:e10f:: with SMTP id cc15-v6mr19181014plb.100.1529412872940; Tue, 19 Jun 2018 05:54:32 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1529412872; cv=none; d=google.com; s=arc-20160816; b=zHRXoNvSAw6rLl0OJiqAQu+Qmbdde+G4qkBlvdhVu73J0e/iSGbruVADrMAh+JYM4M ZSz+YFhQhnV6wbj/rwrGohDUL1fLM++UAkIEo8Rxh5tSnjDCACxGq+EVuksvIg9oYtbJ 1AKNsiizOEqpns5Nu2ED4VWgKDDlVGl5EW03FwxapC4lCnJAKHZvN806nadDYa1BAuZl eVV9UX9nNcYqMN8GK+ZBOeEJQuDXmAZx5T9MTywPq9tyl+IeoKU7pDKkHkakcNqadq4v 1gMcgSy0WwXktaZwt+sHYa9EaHSkewiJzJOf2eseSwWG/Q9byOTf3kmASCw/Vx+cmUgv tYHA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:message-id:date:subject:cc:to:from :arc-authentication-results; bh=jd4a5UUuw9pOeH8ClnFMK/IpmOxGxQlcgt2fWgfT+v8=; b=lNYVKtJ8VwkpDjcHtg/vDoEVHSvYvD75pafI6stO9zQqS6QTd+C7QEnSif0FrVniDt s0OjrkPWevj7vUXVPINU69oWdwcwJFdA8iD11DGcwbNqRCBZS5gTel5qQ9IdcjShtIea 9CujIECrOHfWMatkt6cY4IohEupSaFPqd9L1P8lXMezgNkyiDBkS6Omf6VlrkR8SIsWj 7WLsNi9kvQaR4EaY5dQoT3QqdaTrWeog1ucAeTvEH1e6uKP4tWpWewF8tC39gswO2tZr 4bD+w2oXSb1TW/JDzQCH6wCIYdxeh3+IgMQQKe4BlzQ50OOzNHYsgu9LdsKDsQyhdKUS UlCg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id e9-v6si14024571pgo.397.2018.06.19.05.54.32; Tue, 19 Jun 2018 05:54:32 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S937875AbeFSMwm (ORCPT + 30 others); Tue, 19 Jun 2018 08:52:42 -0400 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70]:49280 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S937814AbeFSMwk (ORCPT ); Tue, 19 Jun 2018 08:52:40 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 10D3080D; Tue, 19 Jun 2018 05:52:40 -0700 (PDT) Received: from edgewater-inn.cambridge.arm.com (usa-sjc-imap-foss1.foss.arm.com [10.72.51.249]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id D6F093F557; Tue, 19 Jun 2018 05:52:39 -0700 (PDT) Received: by edgewater-inn.cambridge.arm.com (Postfix, from userid 1000) id 7BB071AE35A5; Tue, 19 Jun 2018 13:53:15 +0100 (BST) From: Will Deacon To: linux-kernel@vger.kernel.org Cc: peterz@infradead.org, mingo@kernel.org, linux-arm-kernel@lists.infradead.org, yamada.masahiro@socionext.com, Will Deacon Subject: [RESEND PATCH v2 0/9] Rewrite asm-generic/bitops/{atomic, lock}.h and use on arm64 Date: Tue, 19 Jun 2018 13:53:05 +0100 Message-Id: <1529412794-17720-1-git-send-email-will.deacon@arm.com> X-Mailer: git-send-email 2.1.4 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi all, This is a resend of the patches I previously sent here: RFCv1: https://www.spinics.net/lists/arm-kernel/msg634719.html RFCv2: https://www.spinics.net/lists/arm-kernel/msg636875.html v1: https://www.spinics.net/lists/arm-kernel/msg655262.html v2: https://lkml.org/lkml/2018/6/1/619 The only change is that I have rebased onto v4.18-rc1. Ingo -- please can you queue this via -tip when you start picking up patches for 4.19? It doesn't conflict with Mark's atomic API rework. Thanks, Will --->8 Will Deacon (9): h8300: Don't include linux/kernel.h in asm/atomic.h m68k: Don't use asm-generic/bitops/lock.h asm-generic: Move some macros from linux/bitops.h to a new bits.h file openrisc: Don't pull in all of linux/bitops.h in asm/cmpxchg.h sh: Don't pull in all of linux/bitops.h in asm/cmpxchg-xchg.h asm-generic/bitops/atomic.h: Rewrite using atomic_* asm-generic/bitops/lock.h: Rewrite using atomic_fetch_* arm64: Replace our atomic/lock bitop implementations with asm-generic arm64: bitops: Include arch/arm64/include/asm/bitops.h | 21 +--- arch/arm64/lib/Makefile | 2 +- arch/arm64/lib/bitops.S | 76 --------------- arch/h8300/include/asm/atomic.h | 4 +- arch/m68k/include/asm/bitops.h | 6 +- arch/openrisc/include/asm/cmpxchg.h | 3 +- arch/sh/include/asm/cmpxchg-xchg.h | 3 +- include/asm-generic/bitops/atomic.h | 188 +++++++----------------------------- include/asm-generic/bitops/lock.h | 68 ++++++++++--- include/linux/bitops.h | 22 +---- include/linux/bits.h | 26 +++++ 11 files changed, 131 insertions(+), 288 deletions(-) delete mode 100644 arch/arm64/lib/bitops.S create mode 100644 include/linux/bits.h -- 2.1.4