Message ID | dd9cda296c70ca6b1839cf4de3ee3137cf5030e7.1543337629.git.andreyknvl@google.com (mailing list archive) |
---|---|
State | Not Applicable, archived |
Headers | show
Return-Path: <linux-sparse-owner@kernel.org> Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6D61F14E2 for <patchwork-linux-sparse@patchwork.kernel.org>; Tue, 27 Nov 2018 16:57:58 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 56B272C455 for <patchwork-linux-sparse@patchwork.kernel.org>; Tue, 27 Nov 2018 16:57:58 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 484332C469; Tue, 27 Nov 2018 16:57:58 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.5 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI, USER_IN_DEF_DKIM_WL autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E84022C455 for <patchwork-linux-sparse@patchwork.kernel.org>; Tue, 27 Nov 2018 16:57:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730206AbeK1D4X (ORCPT <rfc822;patchwork-linux-sparse@patchwork.kernel.org>); Tue, 27 Nov 2018 22:56:23 -0500 Received: from mail-wr1-f68.google.com ([209.85.221.68]:34503 "EHLO mail-wr1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731588AbeK1Dyl (ORCPT <rfc822;linux-sparse@vger.kernel.org>); Tue, 27 Nov 2018 22:54:41 -0500 Received: by mail-wr1-f68.google.com with SMTP id j2so23473624wrw.1 for <linux-sparse@vger.kernel.org>; Tue, 27 Nov 2018 08:56:09 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=y8jDgA1AyN3NE4eBg/lwMVayjAlQQavKYDtyjUMWkmY=; b=Bxo3E4Rb7z32spR+GjTU3/UkKTGzAZUE/6ScwrxnZHct9+8n6DhIPAlWfNPk4yvtAq PkF5qmbAKLUkwJhskz+edVmt8U0gNIS7JXhbzegEAAnxrdyJob+N+sL6TAIVBVcjvmD4 PwOc2fCWgzsAQX/lmgBsIe2l2PS+aXGvAZR8ehnhsFLiJngL0VkrxwD6JHkJ2PO4YGx3 XB9Nzoo5zvl1XhXpRJOFc0QeTA1hfU/SeQYwjx5psTSN9ZZuB3a0BO0gCZ+p/qF4b0oG tG+bFW16AGvNk5yTKTIM2JfWNcFnKaii4O5xUCK1MdbaQ2VOisQTBmWTaf8vD/SjaVeQ oypw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=y8jDgA1AyN3NE4eBg/lwMVayjAlQQavKYDtyjUMWkmY=; b=QYvpr630yMOi0PlLmdcQ8XrjmIV8VgwZItiH2T0+WnlGGK1653B+sVuNrd0zd6D69q 5uTYo8cIL7WapddEt9S8paSUCfGaa5fWinO/cGEiYe29McVKS/E65fYVnG2v5IM0I5Md aTSSQ6+/lUOzgu5lHb8jGUsev1qkJHHFPn41DEZ0kJYjpghmaothLhzoaOXIebP7rWZl zuTw7K8m2rld4tO5C/poTnTb64cS2VHIDmsBbg+QzYghUmoLeFLpTbiVmRz2RtGHDQIM Wfo7oIbdrmELJ3m1HFaKFJe6G69ljXqHrulo8Eq/HnctbuLIbsKMrWXLcWOw1oBLzgh8 vkRg== X-Gm-Message-State: AA+aEWZEgC3yeNIRGhYFFaEvv59KFGcyd2KUXlo/rWJse5GPBOPFzEuu I7rl9wqJYOnxX4FdWnm6nRDdNw== X-Google-Smtp-Source: AFSGD/UriVYn0glnQslEJ+Tb2vBU5XdWPYCPaYmqBE94vU0Fqn7cyDlFXFag3HaZdSEdMQAwYsLMhw== X-Received: by 2002:adf:c711:: with SMTP id k17mr15658629wrg.197.1543337768904; Tue, 27 Nov 2018 08:56:08 -0800 (PST) Received: from andreyknvl0.muc.corp.google.com ([2a00:79e0:15:10:3180:41f8:3010:ff61]) by smtp.gmail.com with ESMTPSA id k73sm6383099wmd.36.2018.11.27.08.56.07 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 27 Nov 2018 08:56:07 -0800 (PST) From: Andrey Konovalov <andreyknvl@google.com> To: Andrey Ryabinin <aryabinin@virtuozzo.com>, Alexander Potapenko <glider@google.com>, Dmitry Vyukov <dvyukov@google.com>, Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will.deacon@arm.com>, Christoph Lameter <cl@linux.com>, Andrew Morton <akpm@linux-foundation.org>, Mark Rutland <mark.rutland@arm.com>, Nick Desaulniers <ndesaulniers@google.com>, Marc Zyngier <marc.zyngier@arm.com>, Dave Martin <dave.martin@arm.com>, Ard Biesheuvel <ard.biesheuvel@linaro.org>, "Eric W . Biederman" <ebiederm@xmission.com>, Ingo Molnar <mingo@kernel.org>, Paul Lawrence <paullawrence@google.com>, Geert Uytterhoeven <geert@linux-m68k.org>, Arnd Bergmann <arnd@arndb.de>, "Kirill A . Shutemov" <kirill.shutemov@linux.intel.com>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Kate Stewart <kstewart@linuxfoundation.org>, Mike Rapoport <rppt@linux.vnet.ibm.com>, kasan-dev@googlegroups.com, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sparse@vger.kernel.org, linux-mm@kvack.org, linux-kbuild@vger.kernel.org Cc: Kostya Serebryany <kcc@google.com>, Evgeniy Stepanov <eugenis@google.com>, Lee Smith <Lee.Smith@arm.com>, Ramana Radhakrishnan <Ramana.Radhakrishnan@arm.com>, Jacob Bramley <Jacob.Bramley@arm.com>, Ruben Ayrapetyan <Ruben.Ayrapetyan@arm.com>, Jann Horn <jannh@google.com>, Mark Brand <markbrand@google.com>, Chintan Pandya <cpandya@codeaurora.org>, Vishwath Mohan <vishwath@google.com>, Andrey Konovalov <andreyknvl@google.com> Subject: [PATCH v12 11/25] kasan, arm64: untag address in _virt_addr_is_linear Date: Tue, 27 Nov 2018 17:55:29 +0100 Message-Id: <dd9cda296c70ca6b1839cf4de3ee3137cf5030e7.1543337629.git.andreyknvl@google.com> X-Mailer: git-send-email 2.20.0.rc0.387.gc7a69e6b6c-goog In-Reply-To: <cover.1543337629.git.andreyknvl@google.com> References: <cover.1543337629.git.andreyknvl@google.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-sparse-owner@vger.kernel.org Precedence: bulk List-ID: <linux-sparse.vger.kernel.org> X-Mailing-List: linux-sparse@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP |
Series |
kasan: add software tag-based mode for arm64
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diff --git a/arch/arm64/include/asm/memory.h b/arch/arm64/include/asm/memory.h index 83c1366a1233..5fe2353f111b 100644 --- a/arch/arm64/include/asm/memory.h +++ b/arch/arm64/include/asm/memory.h @@ -322,9 +322,10 @@ static inline void *phys_to_virt(phys_addr_t x) #endif #endif -#define _virt_addr_is_linear(kaddr) (((u64)(kaddr)) >= PAGE_OFFSET) -#define virt_addr_valid(kaddr) (_virt_addr_is_linear(kaddr) && \ - _virt_addr_valid(kaddr)) +#define _virt_addr_is_linear(kaddr) \ + (__tag_reset((u64)(kaddr)) >= PAGE_OFFSET) +#define virt_addr_valid(kaddr) \ + (_virt_addr_is_linear(kaddr) && _virt_addr_valid(kaddr)) #include <asm-generic/memory_model.h>