From patchwork Mon Nov 14 11:43:41 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiri Slaby X-Patchwork-Id: 19774 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a5d:6687:0:0:0:0:0 with SMTP id l7csp2099017wru; Mon, 14 Nov 2022 03:51:37 -0800 (PST) X-Google-Smtp-Source: AA0mqf6fuETkVpS/g5b09PzknpKpPtpNdGdoJB5KGIzEOP+lf2BwHi51msL7U1iAo3WpFMxCK68X X-Received: by 2002:a17:90b:1891:b0:210:4438:2d40 with SMTP id mn17-20020a17090b189100b0021044382d40mr13389922pjb.196.1668426697473; Mon, 14 Nov 2022 03:51:37 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1668426697; cv=none; d=google.com; s=arc-20160816; b=d3pvxntgIoEAgc9PJOeKDB3Gvsu4yoUvv0BhITUwPt7nirwHxJ2Rzpf2GOtGsShSeW 4VxMzh2Malv6+A8uWPEETo4E/czGgt3RH/IQ8QGx4qzUDQlicwS4ycGlbIb0FYVlMUY7 SvImkQUs/FitL9b+/lY7ergsBnc402ZwfvNB2EACunj+mgIQQi6WvhnXu9E+XTpZWuUZ /PMXQ8kl9zyBtFQEv8t6lxW1/TzBhrbFKLJ0n8COfL4ZQZEQiyBazK5jWQcR53DC9X6E Os3P2W+0ZW+16knJSQir5T/ygG+9u7Po93SPUEVqbSScwn+XDAH2vOTmOeahF+TexRhu r02A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=xFJ6K2Yd9HaZgF81PKdc0t8NeDVPWkEH8/ha6oXLqq8=; b=0x3L6a5MeMSt1z+GuHg5QvNfLoym99Fk3gNTSGa3YlnvvkyrPjnkWpvYgQimgn5EQl MPjb0ZSJSMnpLemZsv7KvcfxSTO3TFgNUyizYQ6j+TLszOAJCAgoMgwszcqIH4Y+CEUG MTqxSIvkNQNnJp3EOq/jiIY9TfmLa4Nix1WXSj549H3swjfJ74eGKycU7gSxG3bFgJgv C7uLdVyyhy7qMWOu53OZVIrNKbafTh8fXRDpO6KeHHEFCbmNVIT7oM5hI4Z+hjFaougM 8SE3YhgvB/I8qzDzdAuXmP0SsB4J90y5JuX/tDc4Alk2CTpou8Je/6qfXPyvUkIAfXfI kdNw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=T7n13i8y; 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; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id q18-20020a632a12000000b0045b0a113f6asi9296520pgq.846.2022.11.14.03.51.24; Mon, 14 Nov 2022 03:51:37 -0800 (PST) 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; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=T7n13i8y; 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; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236703AbiKNLtE (ORCPT + 99 others); Mon, 14 Nov 2022 06:49:04 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41278 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236625AbiKNLsY (ORCPT ); Mon, 14 Nov 2022 06:48:24 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 28BF026577; Mon, 14 Nov 2022 03:45:43 -0800 (PST) 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 BBC0361090; Mon, 14 Nov 2022 11:45:42 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 600C5C433C1; Mon, 14 Nov 2022 11:45:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1668426342; bh=LDDWnbc0G82XezA7Wy98vToKYOH6Yv/7cEWA4wpWfUg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=T7n13i8yGgCA6xfsV2rnP2Sn2LRC3XAIWA67SLNgXWXfb/KLM+FpdCj3dH7Y7MK0K ZFpnJPsia5D9y+j37HQE+wvcQCcPCYKPwpaIDH51AgBam6gDc6YnjzSOGzjhAQtPPZ BuV4mFX63jbFtrHwGzWF9uefmuk5uCwWd1AOjOwgT4jwgucnZo4DcyvqVMncXkX/Xi ww1vFk+Vd4oYdxIVzT2mt40FyMs70o9Y5xW55gLvnX0UaCWguDqZvgBrD98tHkTAfc qiUDD4bphIEkYCn0zqfMmUAy4ulNVj39L1XzJ3XsV5tmWEYlmcMH5X/1DnAGDPj/st KXI7Ob2C7SEtQ== From: "Jiri Slaby (SUSE)" To: linux-kernel@vger.kernel.org Cc: Andi Kleen , Masahiro Yamada , Michal Marek , Nick Desaulniers , linux-kbuild@vger.kernel.org, Martin Liska , Jiri Slaby Subject: [PATCH 43/46] scripts, lto: check C symbols for modversions Date: Mon, 14 Nov 2022 12:43:41 +0100 Message-Id: <20221114114344.18650-44-jirislaby@kernel.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221114114344.18650-1-jirislaby@kernel.org> References: <20221114114344.18650-1-jirislaby@kernel.org> MIME-Version: 1.0 X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS 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 X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1749472192802280694?= X-GMAIL-MSGID: =?utf-8?q?1749472192802280694?= From: Andi Kleen The gcc LTO nm doesn't output assembler symbols, which makes the symversions check fail because ksymtab is defined in assembler. Instead, check for a C symbol that is generated too. Cc: Masahiro Yamada Cc: Michal Marek Cc: Nick Desaulniers Cc: linux-kbuild@vger.kernel.org Signed-off-by: Andi Kleen Signed-off-by: Martin Liska Signed-off-by: Jiri Slaby --- scripts/Makefile.build | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/scripts/Makefile.build b/scripts/Makefile.build index 9b522c9efcb6..dafa8aeed9c2 100644 --- a/scripts/Makefile.build +++ b/scripts/Makefile.build @@ -173,7 +173,7 @@ ifdef CONFIG_MODVERSIONS # be compiled and linked to the kernel and/or modules. gen_symversions = \ - if $(NM) $@ 2>/dev/null | grep -q __ksymtab; then \ + if $(NM) $@ 2>/dev/null | grep -q __kstrtab; then \ $(call cmd_gensymtypes_$(1),$(KBUILD_SYMTYPES),$(@:.o=.symtypes)) \ >> $(dot-target).cmd; \ fi