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[2620:137:e000::1:20]) by mx.google.com with ESMTP id bb12-20020a17090b008c00b0025eb091e51esi1390349pjb.84.2023.06.20.00.54.34; Tue, 20 Jun 2023 00:54:47 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231528AbjFTHuY (ORCPT + 99 others); Tue, 20 Jun 2023 03:50:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49314 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231374AbjFTHuP (ORCPT ); Tue, 20 Jun 2023 03:50:15 -0400 Received: from mail.loongson.cn (mail.loongson.cn [114.242.206.163]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id F03AD197; Tue, 20 Jun 2023 00:49:59 -0700 (PDT) Received: from loongson.cn (unknown [113.200.148.30]) by gateway (Coremail) with SMTP id _____8BxKuolWpFkNhsHAA--.14619S3; Tue, 20 Jun 2023 15:49:57 +0800 (CST) Received: from bogon.localdomain (unknown [113.200.148.30]) by localhost.localdomain (Coremail) with SMTP id AQAAf8CxG8oiWpFkN2chAA--.19346S4; Tue, 20 Jun 2023 15:49:57 +0800 (CST) From: Youling Tang To: Josh Poimboeuf , Peter Zijlstra , Huacai Chen , madvenka@linux.microsoft.com Cc: chenzhongjin@huawei.com, WANG Xuerui , Xi Ruoyao , live-patching@vger.kernel.org, linux-kernel@vger.kernel.org, loongarch@lists.linux.dev, tangyouling00@gmail.com, youling.tang@outlook.com Subject: [RFC PATCH v1 07/23] objtool: Introduce STATIC_CHECK Date: Tue, 20 Jun 2023 15:49:48 +0800 Message-Id: <1687247390-31979-3-git-send-email-tangyouling@loongson.cn> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1687247390-31979-1-git-send-email-tangyouling@loongson.cn> References: <1687247390-31979-1-git-send-email-tangyouling@loongson.cn> X-CM-TRANSID: AQAAf8CxG8oiWpFkN2chAA--.19346S4 X-CM-SenderInfo: 5wdqw5prxox03j6o00pqjv00gofq/ X-Coremail-Antispam: 1Uk129KBj93XoW7tr1kuw4rArykXw1fJr4xAFc_yoW8XFW5pw 4xC3yxuFZ7XrWIyw18JrWUWayDWr1Igw4jg3Z5W348JrWxXr10qF4akrW8JFs2gw4rW3y7 G3yagryUJr40vabCm3ZEXasCq-sJn29KB7ZKAUJUUUU3529EdanIXcx71UUUUU7KY7ZEXa sCq-sGcSsGvfJ3Ic02F40EFcxC0VAKzVAqx4xG6I80ebIjqfuFe4nvWSU5nxnvy29KBjDU 0xBIdaVrnRJUUUBmb4IE77IF4wAFF20E14v26r1j6r4UM7CY07I20VC2zVCF04k26cxKx2 IYs7xG6rWj6s0DM7CIcVAFz4kK6r126r13M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48v e4kI8wA2z4x0Y4vE2Ix0cI8IcVAFwI0_tr0E3s1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI 0_Cr0_Gr1UM28EF7xvwVC2z280aVAFwI0_Gr1j6F4UJwA2z4x0Y4vEx4A2jsIEc7CjxVAF wI0_Gr1j6F4UJwAaw2AFwI0_JF0_Jw1le2I262IYc4CY6c8Ij28IcVAaY2xG8wAqjxCEc2 xF0cIa020Ex4CE44I27wAqx4xG64xvF2IEw4CE5I8CrVC2j2WlYx0E2Ix0cI8IcVAFwI0_ ZF0_GryDMcIj6I8E87Iv67AKxVWxJVW8Jr1lOx8S6xCaFVCjc4AY6r1j6r4UM4x0Y48Icx kI7VAKI48JMxkF7I0En4kS14v26r126r1DMxAIw28IcxkI7VAKI48JMxC20s026xCaFVCj c4AY6r1j6r4UMxCIbckI1I0E14v26r126r1DMI8I3I0E5I8CrVAFwI0_Jr0_Jr4lx2IqxV Cjr7xvwVAFwI0_JrI_JrWlx4CE17CEb7AF67AKxVWUtVW8ZwCIc40Y0x0EwIxGrwCI42IY 6xIIjxv20xvE14v26F1j6w1UMIIF0xvE2Ix0cI8IcVCY1x0267AKxVWxJVW8Jr1lIxAIcV CF04k26cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE14v26F4j6r4UJwCI42IY6I8E87Iv 6xkF7I0E14v26r4j6r4UJbIYCTnIWIevJa73UjIFyTuYvjxUxzuWDUUUU X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "Madhavan T. Venkataraman" Objtool currently implements static stack validation. Another method called dynamic validation can be supported for other architectures. Define STATIC_CHECK to select the files required for static validation in objtool build. Signed-off-by: Madhavan T. Venkataraman --- tools/objtool/Build | 6 +++--- tools/objtool/Makefile | 3 ++- 2 files changed, 5 insertions(+), 4 deletions(-) diff --git a/tools/objtool/Build b/tools/objtool/Build index 4e9ec210f134..0eec935b52c9 100644 --- a/tools/objtool/Build +++ b/tools/objtool/Build @@ -2,13 +2,13 @@ objtool-y += arch/$(SRCARCH)/ objtool-y += weak.o -objtool-y += check.o -objtool-y += special.o +objtool-$(STATIC_CHECK) += check.o +objtool-$(STATIC_CHECK) += special.o objtool-y += builtin-check.o objtool-y += cfi.o objtool-y += insn.o objtool-y += decode.o -objtool-y += unwind_hints.o +objtool-$(STATIC_CHECK) += unwind_hints.o objtool-y += elf.o objtool-y += objtool.o diff --git a/tools/objtool/Makefile b/tools/objtool/Makefile index 83b100c1e7f6..2262b49691b8 100644 --- a/tools/objtool/Makefile +++ b/tools/objtool/Makefile @@ -55,9 +55,10 @@ BUILD_ORC := n ifeq ($(SRCARCH),x86) BUILD_ORC := y + STATIC_CHECK := y endif -export BUILD_ORC +export BUILD_ORC STATIC_CHECK export srctree OUTPUT CFLAGS SRCARCH AWK include $(srctree)/tools/build/Makefile.include -- 2.39.2