From patchwork Mon Mar 1 14:22:20 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeevan Shriram X-Patchwork-Id: 12109831 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 00E8FC433E0 for ; Mon, 1 Mar 2021 14:24:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B794464DF2 for ; Mon, 1 Mar 2021 14:24:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236277AbhCAOXj (ORCPT ); Mon, 1 Mar 2021 09:23:39 -0500 Received: from m42-2.mailgun.net ([69.72.42.2]:54417 "EHLO m42-2.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236073AbhCAOXa (ORCPT ); Mon, 1 Mar 2021 09:23:30 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1614608589; h=Message-Id: Date: Subject: Cc: To: From: Sender; bh=kxpjN5BLsS6IrOHRTrvVRXRLxpfeOvCv7+DYloD1HU8=; b=KR6Qz6dPSX37FbRUf+S1XBpYPiQ061cqpijUCFR002liqW2eYBfe32CQd0axepyZyNPP3kYJ O+rfGZ/eQQ+QHlwBkBIqDuJhD+cB+alig/955IFtg74VZg1TGt+q97tPiPxwC59r8omWsdUB mIDlMVzjtIy65c9UViaXL9liTJI= X-Mailgun-Sending-Ip: 69.72.42.2 X-Mailgun-Sid: WyI2MjRjMSIsICJsaW51eC1rYnVpbGRAdmdlci5rZXJuZWwub3JnIiwgImJlOWU0YSJd Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n04.prod.us-east-1.postgun.com with SMTP id 603cf8ac12935cdcee66e111 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Mon, 01 Mar 2021 14:22:36 GMT Sender: jshriram=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 7026AC43462; Mon, 1 Mar 2021 14:22:35 +0000 (UTC) Received: from th-lint-009.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: jshriram) by smtp.codeaurora.org (Postfix) with ESMTPSA id BBB15C433C6; Mon, 1 Mar 2021 14:22:34 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org BBB15C433C6 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=jshriram@codeaurora.org From: Jeevan Shriram To: linux-kbuild@vger.kernel.org Cc: Jeevan Shriram , linux-kernel@vger.kernel.org, tsoni@codeaurora.org Subject: [PATCH] scripts: Fix incremental build header re-generation Date: Mon, 1 Mar 2021 06:22:20 -0800 Message-Id: <1614608540-1025-1-git-send-email-jshriram@codeaurora.org> X-Mailer: git-send-email 2.7.4 Precedence: bulk List-ID: X-Mailing-List: linux-kbuild@vger.kernel.org compile.h and autoconf.h are ignored when checking headers sha as they are always re-generated for every kernel compilation. However, these two headers are packaged into kheaders tar. During incremental compilation of kernel, kheaders tar file is always generated and re-packaged irrespective of the changes in headers. Change-Id: I7a64faebb81df44c32230b0fea1d6df09d7ce66f Signed-off-by: Jeevan Shriram --- kernel/gen_kheaders.sh | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/kernel/gen_kheaders.sh b/kernel/gen_kheaders.sh index c1510f0..5499f72 100755 --- a/kernel/gen_kheaders.sh +++ b/kernel/gen_kheaders.sh @@ -51,8 +51,7 @@ this_file_md5="$(ls -l $sfile | md5sum | cut -d ' ' -f1)" if [ -f $tarfile ]; then tarfile_md5="$(md5sum $tarfile | cut -d ' ' -f1)"; fi if [ -f kernel/kheaders.md5 ] && [ "$(head -n 1 kernel/kheaders.md5)" = "$headers_md5" ] && - [ "$(head -n 2 kernel/kheaders.md5 | tail -n 1)" = "$this_file_md5" ] && - [ "$(tail -n 1 kernel/kheaders.md5)" = "$tarfile_md5" ]; then + [ "$(head -n 2 kernel/kheaders.md5 | tail -n 1)" = "$this_file_md5" ]; then exit fi