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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5E41AC77B70 for ; Thu, 6 Apr 2023 02:45:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235043AbjDFCou (ORCPT ); Wed, 5 Apr 2023 22:44:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37852 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234957AbjDFCo1 (ORCPT ); Wed, 5 Apr 2023 22:44:27 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BC4BC9008 for ; Wed, 5 Apr 2023 19:44:25 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 4DCAC6429F for ; Thu, 6 Apr 2023 02:44:25 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A7FAFC433D2; Thu, 6 Apr 2023 02:44:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1680749064; bh=bsQ6amaBOX6Icp44UBcMcsknI/7QUr1I31ExG/lHGWQ=; h=Date:To:From:Subject:From; b=mn0VgC3RZBhwZRhrY8nZ0bOCGTC+9V3T6shtELoKn+SeCR7JCiJDk4yqq4gTRK0qW grk49uINR9d8y+C0i/0S3peJBpF/nDC8hg+pcirNVZynDdY2eMvjSinptbJJpMhKCb IZxGeXeR0UE3/FOCz1366Wy32L+xP1X+DO6/kF4Y= Date: Wed, 05 Apr 2023 19:44:24 -0700 To: mm-commits@vger.kernel.org, will@kernel.org, vincenzo.frascino@arm.com, ryabinin.a.a@gmail.com, pcc@google.com, ouyangweizhao@zeku.com, glider@google.com, eugenis@google.com, elver@google.com, dvyukov@google.com, catalin.marinas@arm.com, andreyknvl@google.com, akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] kasan-arm64-add-arch_suppress_tag_checks_start-stop.patch removed from -mm tree Message-Id: <20230406024424.A7FAFC433D2@smtp.kernel.org> Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The quilt patch titled Subject: kasan, arm64: add arch_suppress_tag_checks_start/stop has been removed from the -mm tree. Its filename was kasan-arm64-add-arch_suppress_tag_checks_start-stop.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: Andrey Konovalov Subject: kasan, arm64: add arch_suppress_tag_checks_start/stop Date: Sat, 11 Mar 2023 00:43:32 +0100 Add two new tagging-related routines arch_suppress_tag_checks_start/stop that suppress MTE tag checking via the TCO register. These rouines are used in the next patch. [andreyknvl@google.com: drop __ from mte_disable/enable_tco names] Link: https://lkml.kernel.org/r/7ad5e5a9db79e3aba08d8f43aca24350b04080f6.1680114854.git.andreyknvl@google.com Link: https://lkml.kernel.org/r/75a362551c3c54b70ae59a3492cabb51c105fa6b.1678491668.git.andreyknvl@google.com Signed-off-by: Andrey Konovalov Cc: Alexander Potapenko Cc: Andrey Ryabinin Cc: Catalin Marinas Cc: Dmitry Vyukov Cc: Evgenii Stepanov Cc: Marco Elver Cc: Peter Collingbourne Cc: Vincenzo Frascino Cc: Weizhao Ouyang Cc: Will Deacon Signed-off-by: Andrew Morton --- arch/arm64/include/asm/memory.h | 2 ++ mm/kasan/kasan.h | 2 ++ 2 files changed, 4 insertions(+) --- a/arch/arm64/include/asm/memory.h~kasan-arm64-add-arch_suppress_tag_checks_start-stop +++ a/arch/arm64/include/asm/memory.h @@ -264,6 +264,8 @@ static inline const void *__tag_set(cons #define arch_enable_tag_checks_sync() mte_enable_kernel_sync() #define arch_enable_tag_checks_async() mte_enable_kernel_async() #define arch_enable_tag_checks_asymm() mte_enable_kernel_asymm() +#define arch_suppress_tag_checks_start() mte_enable_tco() +#define arch_suppress_tag_checks_stop() mte_disable_tco() #define arch_force_async_tag_fault() mte_check_tfsr_exit() #define arch_get_random_tag() mte_get_random_tag() #define arch_get_mem_tag(addr) mte_get_mem_tag(addr) --- a/mm/kasan/kasan.h~kasan-arm64-add-arch_suppress_tag_checks_start-stop +++ a/mm/kasan/kasan.h @@ -398,6 +398,8 @@ static inline const void *arch_kasan_set #define hw_enable_tag_checks_sync() arch_enable_tag_checks_sync() #define hw_enable_tag_checks_async() arch_enable_tag_checks_async() #define hw_enable_tag_checks_asymm() arch_enable_tag_checks_asymm() +#define hw_suppress_tag_checks_start() arch_suppress_tag_checks_start() +#define hw_suppress_tag_checks_stop() arch_suppress_tag_checks_stop() #define hw_force_async_tag_fault() arch_force_async_tag_fault() #define hw_get_random_tag() arch_get_random_tag() #define hw_get_mem_tag(addr) arch_get_mem_tag(addr) _ Patches currently in -mm which might be from andreyknvl@google.com are kcov-improve-documentation.patch kcov-improve-documentation-v2.patch kcov-improve-documentation-v3.patch