Received: by 2002:a05:6a10:9848:0:0:0:0 with SMTP id x8csp722394pxf; Thu, 1 Apr 2021 11:48:14 -0700 (PDT) X-Google-Smtp-Source: ABdhPJx2rcNHaIDOHloDyGTDTYzJZPum6QtZayREjY/eksDOKvoj76uOiTExL+Rfg75N3RWcEne2 X-Received: by 2002:a17:907:7249:: with SMTP id ds9mr10823970ejc.9.1617302894304; Thu, 01 Apr 2021 11:48:14 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1617302894; cv=none; d=google.com; s=arc-20160816; b=OpLVweyG4ZIRA3aQoZqb5nxaLHU7Ouwcr3U5tn4XDxJHa9w7oOLhvDnjJOF5feW2FW C/zNosovU2f9VlOSXuFYhFjUc5I9mPOPDdEwq7tV7l0ZPpvCI+EXo9qgVTqsG++CgSAK Ij8dpcw64BWLZ5cPx3Z6S98+6tp7insKssmYZOrQrLukx4yCUaJ5qrkTDizttRNR71rm vnLPzpL8uhSbqWpQdmQlzYBZKAU0TiCU+rgmZVPsPFvlrrO7UOJ0d876/2wubDySDhqt 3LF6UfsNOyeB7WSxtNJ0mDFPtgMp6NYDoBeTWr5Kuj7eKs5sRgOeQYi8zWN6rnkL/zvh UsOg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from; bh=drRxHUON/78RQGblv5xz3CQpnMOcfrU6mdupW5+6czQ=; b=DDVxp8QvVmih3fa3sJAqPsYOQsnUhwn1FL0qbo5AjrtIE7ueyQXAnSZhA9khAplL4i DkFqgTeuiYPdW7Dt46V+Kq9Kw7yY0yG9RiXFegBEWEXjutt/aKMEkwQRtNiSkUlYX/80 K1M1xb7H6ur3gfQ3kie8YJQZaKACv3hcaNHTlZHsA8dwg1PbJA8vwOVl4+4Jqm0Vp1PZ i+k8S8WUifT68D4brAB34Feq4e8sNWwW+dFz9te+/BIOwp5n/bTgRJoPP/nfIkpe9GeN ovd69F+4RF2yqWDQcejOgqOwcpdbD1U+Oag/rgkPqDTM4SpiBegT3vwQ1ZJaF5SZSEAh rNsQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id hr30si4628500ejc.545.2021.04.01.11.47.51; Thu, 01 Apr 2021 11:48:14 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236239AbhDASqH (ORCPT + 99 others); Thu, 1 Apr 2021 14:46:07 -0400 Received: from mx2.suse.de ([195.135.220.15]:53828 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236067AbhDASXj (ORCPT ); Thu, 1 Apr 2021 14:23:39 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id D037CB1E9; Thu, 1 Apr 2021 12:56:44 +0000 (UTC) From: Thomas Bogendoerfer To: Steven Rostedt , Ingo Molnar , linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org Cc: hch@lst.de Subject: [PATCH v3 0/4] MIPS: Remove get_fs/set_fs Date: Thu, 1 Apr 2021 14:56:33 +0200 Message-Id: <20210401125639.42963-1-tsbogend@alpha.franken.de> X-Mailer: git-send-email 2.29.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This series replaces get_fs/set_fs and removes it from MIPS arch code. Changes in v3: - use get_user/get_kernel_nofault for helper functions Changes in v2: - added copy_from_kernel_nofault_allowed() for !EVA to restrict access of __get/__put_kernel_nofault - replaced __get_data macro by helper functions - removed leftover set_fs calls in ftrace.c - further cleanup uaccess.h Thomas Bogendoerfer (4): MIPS: kernel: Remove not needed set_fs calls MIPS: uaccess: Added __get/__put_kernel_nofault MIPS: uaccess: Remove get_fs/set_fs call sites MIPS: Remove get_fs/set_fs arch/mips/Kconfig | 1 - arch/mips/include/asm/processor.h | 4 - arch/mips/include/asm/thread_info.h | 6 - arch/mips/include/asm/uaccess.h | 436 +++++++++++----------------- arch/mips/kernel/access-helper.h | 18 ++ arch/mips/kernel/asm-offsets.c | 1 - arch/mips/kernel/ftrace.c | 8 - arch/mips/kernel/process.c | 2 - arch/mips/kernel/scall32-o32.S | 4 +- arch/mips/kernel/traps.c | 105 +++---- arch/mips/kernel/unaligned.c | 199 +++++-------- arch/mips/lib/memcpy.S | 28 +- arch/mips/lib/memset.S | 3 - arch/mips/lib/strncpy_user.S | 48 +-- arch/mips/lib/strnlen_user.S | 44 +-- arch/mips/mm/Makefile | 4 + arch/mips/mm/maccess.c | 10 + 17 files changed, 357 insertions(+), 564 deletions(-) create mode 100644 arch/mips/kernel/access-helper.h create mode 100644 arch/mips/mm/maccess.c -- 2.29.2