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 X-Spam-Level: X-Spam-Status: No, score=-10.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,T_DKIMWL_WL_MED,USER_AGENT_GIT,USER_IN_DEF_DKIM_WL autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D1066C04AB6 for ; Fri, 31 May 2019 15:11:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A76C026B60 for ; Fri, 31 May 2019 15:11:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="VT0VhU5d" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726806AbfEaPLh (ORCPT ); Fri, 31 May 2019 11:11:37 -0400 Received: from mail-qt1-f202.google.com ([209.85.160.202]:45039 "EHLO mail-qt1-f202.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726037AbfEaPLg (ORCPT ); Fri, 31 May 2019 11:11:36 -0400 Received: by mail-qt1-f202.google.com with SMTP id p15so811157qti.11 for ; Fri, 31 May 2019 08:11:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:message-id:mime-version:subject:from:to:cc; bh=DHrqTUytQArIdQz1xxPzRVqqz8q7l/i/jn+bESY1v40=; b=VT0VhU5diy4D7S+PBFYFmWJZM3wQFT034TEzFtXa79nkY7mFiZqAq66rqbZ2BEasQY 5qvLyitDkcYkM3+HCUZP4WUEQoxkk7wsTF9szzHwKRKaG30oy4uWB2jkUBQ3lwq8+0N5 G8EH4PAeV0fONz/+Z99fpGrpxrRrGs8huirgP5uF4ArUup/88PAiT4olJKtbbuw6XDYi nwbs/PxRd0NEru5t9bQoAW57/dXGO4cj3DPuM3ZdtDwZu+oOdHGeC3zI2yNeJpJYuOC1 o7KL7K3LHGmWoU1HEWi4ZvKAHB+dAXmVd0U8GDVMwggw6HqBTqvEMS3ig3GxdlYf5aCi /0dA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:message-id:mime-version:subject:from:to:cc; bh=DHrqTUytQArIdQz1xxPzRVqqz8q7l/i/jn+bESY1v40=; b=LUd6qgfWn7JffLlgfFni5JcunB7G/Vx5BUToLPOOPFt8y3JS90b+df39GfJMgN5ocT /JA3TXDTYYW2Y/jsKWWx/bjQJBVdhDiefcj7QcZvW2W2Pib8H+/cx8OHo4fi/nHtxC74 K+G6jLT3CDI4cf48h8IdxHjAtlKOUateAxQy91OkarNWOk6/FzLhsknPvuw9Kb39n4JB 8LMk3KeCoynju00mENglRWWsaJr7nX+LiqdvDvHw4U3V4387rW0y8QNipOhgXciVP4ar nNDbAi+ciONqhe94U0wRiF+fmmfQd6F5nCP0SO2MafMUmr4sI+0BJj0E8ZjwpsBrmSbo fQ6A== X-Gm-Message-State: APjAAAV+ndxXqKn3jkZCH3UbJwrD+2cmDp3m2a6qUBaOET8J1tZBKkW2 aZq+Sz4TnyHV8Oi6Ub2qjSq8rutBfA== X-Google-Smtp-Source: APXvYqyege0R4wshcAYIiWymm6vQUMPjgKiKC5GhEGj/WkXa+ttPqmEB8FQ7p/IStQzHMpf7y+eHFZsQDg== X-Received: by 2002:a37:af03:: with SMTP id y3mr9056184qke.296.1559315495561; Fri, 31 May 2019 08:11:35 -0700 (PDT) Date: Fri, 31 May 2019 17:08:28 +0200 Message-Id: <20190531150828.157832-1-elver@google.com> Mime-Version: 1.0 X-Mailer: git-send-email 2.22.0.rc1.257.g3120a18244-goog Subject: [PATCH v3 0/3] Bitops instrumentation for KASAN From: Marco Elver To: peterz@infradead.org, aryabinin@virtuozzo.com, dvyukov@google.com, glider@google.com, andreyknvl@google.com, mark.rutland@arm.com, hpa@zytor.com Cc: corbet@lwn.net, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, x86@kernel.org, arnd@arndb.de, jpoimboe@redhat.com, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, kasan-dev@googlegroups.com, Marco Elver Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Previous version of this patch series and discussion can be found here: http://lkml.kernel.org/r/20190529141500.193390-1-elver@google.com Marco Elver (3): lib/test_kasan: Add bitops tests x86: Use static_cpu_has in uaccess region to avoid instrumentation asm-generic, x86: Add bitops instrumentation for KASAN Documentation/core-api/kernel-api.rst | 2 +- arch/x86/ia32/ia32_signal.c | 2 +- arch/x86/include/asm/bitops.h | 189 ++++------------ arch/x86/kernel/signal.c | 2 +- include/asm-generic/bitops-instrumented.h | 263 ++++++++++++++++++++++ lib/test_kasan.c | 75 +++++- 6 files changed, 376 insertions(+), 157 deletions(-) create mode 100644 include/asm-generic/bitops-instrumented.h -- 2.22.0.rc1.257.g3120a18244-goog