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=-5.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS autolearn=no 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 E2353C433ED for ; Mon, 10 May 2021 03:58:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B8A8760233 for ; Mon, 10 May 2021 03:58:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230186AbhEJD77 (ORCPT ); Sun, 9 May 2021 23:59:59 -0400 Received: from mail.kernel.org ([198.145.29.99]:45762 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230029AbhEJD76 (ORCPT ); Sun, 9 May 2021 23:59:58 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 1BB6D6138C; Mon, 10 May 2021 03:58:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1620619134; bh=/w0NtbqYwqN7K08COz9EKLZ5k+fG+jGh0uGGYhBOoGc=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=Ih2TGI4dRSkbM0iIaLGqTPsT4a5wSCCY0PFuMCjMcMYYvJtIZkCIy0x384fZF8kn/ f4iiVg2T5Rko7/9yEvALnSVRCoHWao10sfGixWutB/PvFJ/xVDXnfADZFuNjpGq5up zSbZ4XUY784ko3EgCvOPh9LTGkxJ6cQU20Q6MyWc= Date: Sun, 9 May 2021 20:58:53 -0700 From: Andrew Morton To: brookxu Cc: adobriyan@gmail.com, bsingharora@gmail.com, ebiederm@xmission.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 2/2] delayacct: add a proc file to dump the delay info Message-Id: <20210509205853.42a3a06f9c5b70b52bdf8509@linux-foundation.org> In-Reply-To: <3da76d1d565c423c6cbf92b02cbae9f86cd5accd.1618841970.git.brookxu@tencent.com> References: <8ac9f35074326cb36e3cdbf0ad70b36dc3412e86.1618841970.git.brookxu@tencent.com> <3da76d1d565c423c6cbf92b02cbae9f86cd5accd.1618841970.git.brookxu@tencent.com> X-Mailer: Sylpheed 3.5.1 (GTK+ 2.24.31; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 19 Apr 2021 22:37:07 +0800 brookxu wrote: > Many distributions do not install the getdelay tool by > default, similar to task_io_accounting, adding a proc > file to make access easier. Well, we developed and maintain getdelays.c for a reason. Why should we add (and maintain) kernel code because some people are too lame to install the tool we provided?