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 X-Spam-Level: X-Spam-Status: No, score=-12.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 D6AAAC388F9 for ; Tue, 27 Oct 2020 15:08:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8509021527 for ; Tue, 27 Oct 2020 15:08:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603811311; bh=SS8yA/AMq4P5nDSdwrhci907TBVO1ZY4lZd06q5fy6M=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Nw3xgFgF0EM3DCnvsr/8V4sxXsWmSiROFOS06yh9VM0jFbwGWFDEQZJKs57uBXAO7 kKkaLguX8byxkcLboR4K5vMCoTLFh1SS8bqPMdZqxZMvp+7JsddSAgez19H+9xHsM/ J0DOvQlGVK38EOhbLdRbMcZeTXsx8ucmmWttInys= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1793820AbgJ0PIa (ORCPT ); Tue, 27 Oct 2020 11:08:30 -0400 Received: from mail.kernel.org ([198.145.29.99]:37806 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754053AbgJ0PDZ (ORCPT ); Tue, 27 Oct 2020 11:03:25 -0400 Received: from localhost (83-86-74-64.cable.dynamic.v4.ziggo.nl [83.86.74.64]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 01C962071A; Tue, 27 Oct 2020 15:03:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603811003; bh=SS8yA/AMq4P5nDSdwrhci907TBVO1ZY4lZd06q5fy6M=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=aZ21hE8+y/5SAgYlycB9F4SHb0GA/meOa1YLms6sAq2VYkblkdw3nrEqwsP1JTIgl 7xpG5BiYK5RQCOYxEU5TjVdt6jKUQvORAlGS+89zli5LwZ9/Hy7eAEvzxNDW6Q6/Xs cnw5R7fno9f0zdKS0AXU6/3CNk3Xu2nEf88g5VXM= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Alexei Budankov , Namhyung Kim , Adrian Hunter , Ian Rogers , Jiri Olsa , Arnaldo Carvalho de Melo , Sasha Levin Subject: [PATCH 5.8 339/633] tools feature: Add missing -lzstd to the fast path feature detection Date: Tue, 27 Oct 2020 14:51:22 +0100 Message-Id: <20201027135538.590056467@linuxfoundation.org> X-Mailer: git-send-email 2.29.1 In-Reply-To: <20201027135522.655719020@linuxfoundation.org> References: <20201027135522.655719020@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Arnaldo Carvalho de Melo [ Upstream commit 6c014694b1d2702cdc736d17b60746e7b95ba664 ] We were failing that due to GTK2+ and then for the ZSTD test, which made test-all.c, the fast path feature detection file to fail and thus trigger building all of the feature tests, slowing down the test. Eventually the ZSTD test would be built and would succeed, since it had the needed -lzstd, avoiding: $ cat /tmp/build/perf/feature/test-all.make.output /usr/bin/ld: /tmp/ccRRJQ4u.o: in function `main_test_libzstd': /home/acme/git/perf/tools/build/feature/test-libzstd.c:8: undefined reference to `ZSTD_createCStream' /usr/bin/ld: /home/acme/git/perf/tools/build/feature/test-libzstd.c:9: undefined reference to `ZSTD_freeCStream' collect2: error: ld returned 1 exit status $ Fix it by adding -lzstd to the test-all target. Now I need an entry to 'perf test' to make sure that /tmp/build/perf/feature/test-all.make.output is empty... Fixes: 3b1c5d9659718263 ("tools build: Implement libzstd feature check, LIBZSTD_DIR and NO_LIBZSTD defines") Reviewed-by: Alexei Budankov Acked-by: Namhyung Kim Cc: Adrian Hunter Cc: Ian Rogers Cc: Jiri Olsa Link: http://lore.kernel.org/lkml/20200904202611.GJ3753976@kernel.org Signed-off-by: Arnaldo Carvalho de Melo Signed-off-by: Sasha Levin --- tools/build/feature/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile index 1796a09365f5d..85d341e25eaec 100644 --- a/tools/build/feature/Makefile +++ b/tools/build/feature/Makefile @@ -89,7 +89,7 @@ __BUILDXX = $(CXX) $(CXXFLAGS) -MD -Wall -Werror -o $@ $(patsubst %.bin,%.cpp,$( ############################### $(OUTPUT)test-all.bin: - $(BUILD) -fstack-protector-all -O2 -D_FORTIFY_SOURCE=2 -ldw -lelf -lnuma -lelf -I/usr/include/slang -lslang $(FLAGS_PERL_EMBED) $(FLAGS_PYTHON_EMBED) -DPACKAGE='"perf"' -lbfd -ldl -lz -llzma + $(BUILD) -fstack-protector-all -O2 -D_FORTIFY_SOURCE=2 -ldw -lelf -lnuma -lelf -I/usr/include/slang -lslang $(FLAGS_PERL_EMBED) $(FLAGS_PYTHON_EMBED) -DPACKAGE='"perf"' -lbfd -ldl -lz -llzma -lzstd $(OUTPUT)test-hello.bin: $(BUILD) -- 2.25.1