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 68191C4332F for ; Fri, 18 Nov 2022 10:29:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241685AbiKRK3E (ORCPT ); Fri, 18 Nov 2022 05:29:04 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53256 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235171AbiKRK3C (ORCPT ); Fri, 18 Nov 2022 05:29:02 -0500 Received: from mail-ed1-x52b.google.com (mail-ed1-x52b.google.com [IPv6:2a00:1450:4864:20::52b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B9D761F9EB; Fri, 18 Nov 2022 02:29:01 -0800 (PST) Received: by mail-ed1-x52b.google.com with SMTP id 21so6536089edv.3; Fri, 18 Nov 2022 02:29:01 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:date:from:from:to:cc:subject:date:message-id:reply-to; bh=/eDDnKSKUKNh/5MLwUUl+eLVdClsVLwH9ZeWm8DBVzw=; b=XgCsfBhiQO4lJalkBL6dinW7VaHvDXhcheH3R+djP/+gmxQom4sv2cYrI0H1AajMQG s22au/qBEo+zixY7XieguFsy85Vne5/O01LlGBik5KqeEf6JnfA+O/89MYx3EcOtGXhA 7chWUFPk+mAAFL3hzgEc0shxiur4Wl+7v0fUXJHFW4sFcvDaSX5fopoXW9fWWy/Mfv4/ 5oZ6NexVJMrk69uXap6cUj8LLfvkG7AQ87c9mDBaIrnIPsZof248QPKyjEzq4phdrmMn CX7UAco+aXdDYFf7nLRvXcHMYl+CUDtx3jC/uTmXPMAk0ALGj/Rw2wXO3kakA2eNGDq/ DYkw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:date:from:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=/eDDnKSKUKNh/5MLwUUl+eLVdClsVLwH9ZeWm8DBVzw=; b=uLporp82S9HUOlgpPX++vMR5FPL9LybazA4PdBSW2R69RRuU7+Font+o5UTAzIfTIK reVLNJ24xb3ngZhEyIhGms5Z98Wcll9WxshZzIlv50N4fQ8bJRrWVyR6FA3oh0opFuKT s/0E7Db/6/hQPehYsYLcWD4cbv73JXhFMRjmvruWVGFBEbicFIoL8EvA9wMhbluaLuRl KC348lU6KtHDgYeagGy2Z7n2lQehjLdG5946xMbhrfHoUTLhpFBPU/W51iQNHycpuYyD 16q68MCp+hyjA2fCimMFhbI+LzPPGcdCHX4YXO+Xv0hx2ZRIKKgvBWyrO3YMvTkPagiX yCxA== X-Gm-Message-State: ANoB5pkn5kqswX1P5MgBDOsF0T4zRhZm33lCbHSzJcq659Np/6XTdlMf F70Gb7pqX1szoJ5gy/+u+gM= X-Google-Smtp-Source: AA0mqf6g+/K00HMi5iatfky5NdbPSR/Is6yiVnQLxMaKldOROVmujrxDQrGxyUS1hfxwvORY98PoZg== X-Received: by 2002:a05:6402:c6:b0:468:3d69:ace0 with SMTP id i6-20020a05640200c600b004683d69ace0mr5534330edu.356.1668767340153; Fri, 18 Nov 2022 02:29:00 -0800 (PST) Received: from krava (2001-1ae9-1c2-4c00-726e-c10f-8833-ff22.ip6.tmcz.cz. [2001:1ae9:1c2:4c00:726e:c10f:8833:ff22]) by smtp.gmail.com with ESMTPSA id p19-20020a17090653d300b007aea1dc1840sm1487807ejo.111.2022.11.18.02.28.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 18 Nov 2022 02:28:59 -0800 (PST) From: Jiri Olsa X-Google-Original-From: Jiri Olsa Date: Fri, 18 Nov 2022 11:28:57 +0100 To: Tiezhu Yang Cc: Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , bpf@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH bpf-next] samples: bpf: Use "grep -E" instead of "egrep" Message-ID: References: <1668765001-12477-1-git-send-email-yangtiezhu@loongson.cn> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1668765001-12477-1-git-send-email-yangtiezhu@loongson.cn> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Nov 18, 2022 at 05:50:01PM +0800, Tiezhu Yang wrote: > The latest version of grep claims the egrep is now obsolete so the build > now contains warnings that look like: > egrep: warning: egrep is obsolescent; using grep -E > fix this up by moving the related file to use "grep -E" instead. > > sed -i "s/egrep/grep -E/g" `grep egrep -rwl samples/bpf` > > Here are the steps to install the latest grep: > > wget http://ftp.gnu.org/gnu/grep/grep-3.8.tar.gz > tar xf grep-3.8.tar.gz > cd grep-3.8 && ./configure && make > sudo make install > export PATH=/usr/local/bin:$PATH > > Signed-off-by: Tiezhu Yang Acked-by: Jiri Olsa jirka > --- > samples/bpf/test_cgrp2_tc.sh | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/samples/bpf/test_cgrp2_tc.sh b/samples/bpf/test_cgrp2_tc.sh > index 12faf58..395573b 100755 > --- a/samples/bpf/test_cgrp2_tc.sh > +++ b/samples/bpf/test_cgrp2_tc.sh > @@ -115,7 +115,7 @@ do_exit() { > if [ "$DEBUG" == "yes" ] && [ "$MODE" != 'cleanuponly' ] > then > echo "------ DEBUG ------" > - echo "mount: "; mount | egrep '(cgroup2|bpf)'; echo > + echo "mount: "; mount | grep -E '(cgroup2|bpf)'; echo > echo "$CGRP2_TC_LEAF: "; ls -l $CGRP2_TC_LEAF; echo > if [ -d "$BPF_FS_TC_SHARE" ] > then > -- > 2.1.0 >