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 94D7AC43334 for ; Wed, 13 Jul 2022 04:28:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230210AbiGME2n (ORCPT ); Wed, 13 Jul 2022 00:28:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59178 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233761AbiGME2U (ORCPT ); Wed, 13 Jul 2022 00:28:20 -0400 Received: from mail-pj1-x102d.google.com (mail-pj1-x102d.google.com [IPv6:2607:f8b0:4864:20::102d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 12D575C9F4; Tue, 12 Jul 2022 21:28:19 -0700 (PDT) Received: by mail-pj1-x102d.google.com with SMTP id s21so10327355pjq.4; Tue, 12 Jul 2022 21:28:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=cVU0VI6SHUHssnCSIRaLHSdROjTj9L70izUE69+SVQI=; b=VadUZY6UnFi1GZKkPTGWEx6p9p8OtGaFA8ixYPSj5oPo47HbSqaCLJSuzmgeAZ0Vfz +hyQsZsfgrH4hv80taG+hAdxskgo57toHAXDrvzDXPBH+denvHxvWQCpaunJP0tJ0xol AHvqBkgeUdvJ7aAl/BT37D6kx2g+d34x/9HciKNxvAGHSpjUuwh2LWuhJiLt4h1XuAbI 3RS9mPHe1IltNeKEfrbJ6aViRlvFoBHDcL586oFZ/Bch29MsjtJYXfttAPizPgiwIlB0 b6f//RPGXzIJWXRgAd+AHzT37UpzmdOF2osy+3s1FeOiTIfxzCkgEzZd+14TFy6DET4d KqNw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=cVU0VI6SHUHssnCSIRaLHSdROjTj9L70izUE69+SVQI=; b=SfZPnZtL+aomgADbqkK5RX/pylrCttZlp4jfdlbchmfEDCs/oscqC2eanAm7nqUP/a O0RptdliP0Tsd1XpPPVWgp3EQtAlsCfmOcxGDYu/AQXpZJWnDl6M7KzUharAkxx7pAf+ UN9QMzTeShUNAjG+zpyB6cmlNRWHZKAQLlXbuQncDv39n4Yn3SASF7wh9WFlMhpLiXA8 xjWmLXehjUC1ppLHaI3EGppVe/e2/Xq0q4tzPVlU7tObAylVuSS8L8dgYsYNHEhE8U+q ubbB9lZ+yYPr3yE1Mrf8SuYNcCPlmfiwEgSoHwcjZZRnRa60oTWbYJfdEMk2i10xFXvH /M9w== X-Gm-Message-State: AJIora/hgZFjf6ncwLqv4yO2x5oV0lXlWB51pYKg3CgksSo2WXYAxx4w SKfGjTqODkWzzkiYfMGLIFZeHVlRVLg= X-Google-Smtp-Source: AGRyM1tatiGwuci6RJxBxVvQPCr3zGspVZ/NLawV19EmxifvkxeY8ns2E9FstJPf5054KmMmFH4zqg== X-Received: by 2002:a17:902:ec8b:b0:16c:1cc2:6794 with SMTP id x11-20020a170902ec8b00b0016c1cc26794mr1290201plg.17.1657686498612; Tue, 12 Jul 2022 21:28:18 -0700 (PDT) Received: from linux-l9pv.suse (123-194-153-158.dynamic.kbronet.com.tw. [123.194.153.158]) by smtp.gmail.com with ESMTPSA id e7-20020a17090301c700b0016c4f006603sm4732513plh.54.2022.07.12.21.28.16 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 12 Jul 2022 21:28:18 -0700 (PDT) From: "Lee, Chun-Yi" X-Google-Original-From: "Lee, Chun-Yi" To: David Howells Cc: Herbert Xu , "David S . Miller" , Ben Boeckel , Randy Dunlap , Malte Gell , Varad Gautam , Jarkko Sakkinen , Mimi Zohar , keyrings@vger.kernel.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, "Lee, Chun-Yi" Subject: [PATCH v9,4/4] Documentation/admin-guide/module-signing.rst: add openssl command option example for CodeSign EKU Date: Wed, 13 Jul 2022 12:24:21 +0800 Message-Id: <20220713042421.21680-5-jlee@suse.com> X-Mailer: git-send-email 2.12.3 In-Reply-To: <20220713042421.21680-1-jlee@suse.com> References: <20220713042421.21680-1-jlee@suse.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add an openssl command option example for generating CodeSign extended key usage in X.509 when CONFIG_CHECK_CODESIGN_EKU is enabled. Signed-off-by: "Lee, Chun-Yi" --- Documentation/admin-guide/module-signing.rst | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/admin-guide/module-signing.rst b/Documentation/admin-guide/module-signing.rst index 7d7c7c8a545c..ca3b8f19466c 100644 --- a/Documentation/admin-guide/module-signing.rst +++ b/Documentation/admin-guide/module-signing.rst @@ -170,6 +170,12 @@ generate the public/private key files:: -config x509.genkey -outform PEM -out kernel_key.pem \ -keyout kernel_key.pem +When ``CONFIG_CHECK_CODESIGN_EKU`` option is enabled, the following openssl +command option should be added where for generating CodeSign extended key usage +in X.509:: + + -addext "extendedKeyUsage=codeSigning" + The full pathname for the resulting kernel_key.pem file can then be specified in the ``CONFIG_MODULE_SIG_KEY`` option, and the certificate and key therein will be used instead of an autogenerated keypair. -- 2.26.2