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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 961ADC433F5 for ; Thu, 3 Mar 2022 07:35:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:Message-Id:Date:Subject:Cc:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=tNM1bI0QhIU1fKa5WGiiVcQyn7pI7XaDtGRN28l0iLI=; b=YlHUA6LNb/DyK6 bBPsB0jY7MwxIDCn0j1UeomNx9Vt+x76z4oOdomunxBkiZn7WloOJacFbVAbm20wOdmcyBf8AfjKt qg6xo36bZY0E+sPYy8vu/PoEExWsEv4lZ2ZTXBH2PxVVW8amiNvAfQU5V0J1ak+Y+bq03H1UiSRgK WQQfY+pJavh7hft0cZDvzhjhdIOKnocossLIk/mC3t3XaAfiKjjSlLGkNn1qCb8u8XXV4fYgfLKgE iuKMcxKrHc+IA+LGmaheN5cxlNZ+ZBFCxVAFCEn7ALnmvoDaL/Lq+4BMpaO5V8koEE1YHAvXYPl8m iuFQBEf1AqkVsoMswIHQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nPfyM-005acP-Cm; Thu, 03 Mar 2022 07:34:02 +0000 Received: from out30-130.freemail.mail.aliyun.com ([115.124.30.130]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nPfyI-005aaI-Qa for linux-arm-kernel@lists.infradead.org; Thu, 03 Mar 2022 07:34:00 +0000 X-Alimail-AntiSpam: AC=PASS; BC=-1|-1; BR=01201311R131e4; CH=green; DM=||false|; DS=||; FP=0|-1|-1|-1|0|-1|-1|-1; HT=e01e04394; MF=ashimida@linux.alibaba.com; NM=1; PH=DS; RN=23; SR=0; TI=SMTPD_---0V66arbm_1646292822; Received: from localhost(mailfrom:ashimida@linux.alibaba.com fp:SMTPD_---0V66arbm_1646292822) by smtp.aliyun-inc.com(127.0.0.1); Thu, 03 Mar 2022 15:33:48 +0800 From: Dan Li To: akpm@linux-foundation.org, arnd@arndb.de, catalin.marinas@arm.com, ashimida@linux.alibaba.com, gregkh@linuxfoundation.org, linux@roeck-us.net, keescook@chromium.org, luc.vanoostenryck@gmail.com, elver@google.com, mark.rutland@arm.com, masahiroy@kernel.org, ojeda@kernel.org, nathan@kernel.org, npiggin@gmail.com, ndesaulniers@google.com, samitolvanen@google.com, shuah@kernel.org, tglx@linutronix.de, will@kernel.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, llvm@lists.linux.dev Subject: [PATCH v3 0/2] AARCH64: Enable GCC-based Shadow Call Stack Date: Wed, 2 Mar 2022 23:33:40 -0800 Message-Id: <20220303073340.86008-1-ashimida@linux.alibaba.com> X-Mailer: git-send-email 2.17.1 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220302_233359_063460_9CE7A18B X-CRM114-Status: UNSURE ( 7.60 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Shadow call stacks will be available in GCC >= 12, this series makes the corresponding kernel configuration available when compiling the kernel with the gcc and adds corresponding tests in lkdtm. Dan Li (2): AARCH64: Add gcc Shadow Call Stack support lkdtm: Add Shadow Call Stack tests arch/Kconfig | 19 +++---- arch/arm64/Kconfig | 2 +- drivers/misc/lkdtm/Makefile | 1 + drivers/misc/lkdtm/core.c | 2 + drivers/misc/lkdtm/lkdtm.h | 4 ++ drivers/misc/lkdtm/scs.c | 67 +++++++++++++++++++++++++ include/linux/compiler-gcc.h | 4 ++ tools/testing/selftests/lkdtm/tests.txt | 2 + 8 files changed, 91 insertions(+), 10 deletions(-) create mode 100644 drivers/misc/lkdtm/scs.c -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel