From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4E58325C6EF; Wed, 25 Jun 2025 18:04:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750874684; cv=none; b=eUcI/m/lhA+X+yWu0tYDRCw8c9yWKJvqz4SNDViv48mKnUC/s/ES/PCFBWtHZ/swHtq3j/m8Ge4qAvaAtgWGWlvYAoyXrJkma2EGjraYG5qzq31VFBMFyaMh+Lr9dUlOvgsivEqLx35jgbHvA5GBcW+bugyW9+Zi6Jstcw8Clqw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750874684; c=relaxed/simple; bh=7ElKojLUY1hlk4dpK/k4BRcYnZ+0+AsGYLK8uW6RCXg=; h=From:To:Cc:In-Reply-To:References:Subject:Message-Id:Date: MIME-Version:Content-Type; b=DtBgPnv2OSsRFD7m3PbsmPtpq6DuaItAp+1UASS/Cfc+GaLG63ZM+e5U9tijRoKrJ/UoFw0hIhonjxcw8JRSxutRh3fpL9AumQ5aaD4a/pMUTPkV4oO4qk7UCzx49TWaloaKLl+eDBc1Le3oDQMgiVnA9u/tDzikev1zUs2OAoQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=uubrlqZA; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="uubrlqZA" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5DACCC4CEEA; Wed, 25 Jun 2025 18:04:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1750874683; bh=7ElKojLUY1hlk4dpK/k4BRcYnZ+0+AsGYLK8uW6RCXg=; h=From:To:Cc:In-Reply-To:References:Subject:Date:From; b=uubrlqZAWqFszszqQWtHOSSMyY6zkLFVShQd22BKlMJ+IXWf6+q/UcQx2ucmiiNOl KHx27k5zbnSGc5q7F6vI8EhmMXYJsSqryxqTWdRPvUoxnpS63I8fyoAeqfop/M5VjX QI+DE0X/Fa7tGvH7+KCiWkBrECE6YcmB+c13Pb2zc0Df77LcVKEXqzENeLADa1Jqoc vHYBrVf4gOWva4dUqES3ayY1cCVN4xI4XE1VGhdTJcnIsKAe46kD8yMvdmKAuXgsxv fHf7CJIi/qClUiaMCLe7/T7vlSQsCycevnxk/Az1UmBap2jLse+65HeMyoA1wf72G7 KDYfKJvM9Y17Q== From: Namhyung Kim To: linux-kernel@vger.kernel.org, Chun-Tse Shao Cc: wy.shih90@gmail.com, Ian Rogers , peterz@infradead.org, mingo@redhat.com, acme@kernel.org, mark.rutland@arm.com, alexander.shishkin@linux.intel.com, jolsa@kernel.org, adrian.hunter@intel.com, kan.liang@linux.intel.com, james.clark@linaro.org, tmricht@linux.ibm.com, leo.yan@arm.com, atrajeev@linux.vnet.ibm.com, linux-perf-users@vger.kernel.org In-Reply-To: <20250620174034.819894-1-ctshao@google.com> References: <20250620174034.819894-1-ctshao@google.com> Subject: Re: [PATCH v1] perf test: Replace grep perl regexp with awk Message-Id: <175087468332.1361639.7789404923803499245.b4-ty@kernel.org> Date: Wed, 25 Jun 2025 11:04:43 -0700 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Mailer: b4 0.15-dev-c04d2 On Fri, 20 Jun 2025 10:40:09 -0700, Chun-Tse Shao wrote: > perl is not universal on all machines and should be replaced with awk, > which is much more common. > > Before: > $ perf test "probe libc's inet_pton & backtrace it with ping" -v > --- start --- > test child forked, pid 145431 > grep: Perl matching not supported in a --disable-perl-regexp build > > [...] Applied to perf-tools-next, thanks! Best regards, Namhyung