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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id AD976CCA47C for ; Tue, 5 Jul 2022 20:35:01 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id CD5746B0071; Tue, 5 Jul 2022 16:35:00 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id CB54D6B0073; Tue, 5 Jul 2022 16:35:00 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id B72A96B0074; Tue, 5 Jul 2022 16:35:00 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id A51666B0071 for ; Tue, 5 Jul 2022 16:35:00 -0400 (EDT) Received: from smtpin04.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay06.hostedemail.com (Postfix) with ESMTP id 6032432830 for ; Tue, 5 Jul 2022 20:35:00 +0000 (UTC) X-FDA: 79654200360.04.F14D99E Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by imf17.hostedemail.com (Postfix) with ESMTP id E3BB140050 for ; Tue, 5 Jul 2022 20:34:59 +0000 (UTC) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 56358B81639; Tue, 5 Jul 2022 20:34:58 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id CC752C341C7; Tue, 5 Jul 2022 20:34:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1657053297; bh=JnJYDsv1xJL+frNlNtapPlb/coEeft/5LJNSa+eBRkk=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=V6UaodJICGMrItkQ59G/i0I2Ou1epMY9I0wtL0xygUBTIw8Wvsd89cnuaXfBtP3AB PL2HhdXfuM1rG5Z3I6cO/GauugrdtYHGqYMFZd/1EwIP3y5/sVcYm3d430SzVuYPvB 2o+NtPfMgTGSl8Q1Atz+wVZF/FHZMg81amD6GR5A= Date: Tue, 5 Jul 2022 13:34:56 -0700 From: Andrew Morton To: Joel Savitz Cc: linux-kernel@vger.kernel.org, Shuah Khan , linux-mm@kvack.org, linux-kselftest@vger.kernel.org, Nico Pache Subject: Re: [PATCH] selftests/vm: enable running select groups of tests Message-Id: <20220705133456.d5572b2e36ebb36188369988@linux-foundation.org> In-Reply-To: <20220705185605.3889110-1-jsavitz@redhat.com> References: <20220705185605.3889110-1-jsavitz@redhat.com> X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.33; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1657053300; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=GsZ5hzVRTYZ3QUE3wjLk0wySlwByQ6gM8Gmi+2CpMdw=; b=nieOOnxCsIQd+vTGQ0PeIMCwmNOMC5m1sgtCX3uUX0es9qj4BHQJ/htY7l3EOhYcikJ6gL uHZoTobsLis8V1hzcIeRlWTe8acLQzdbsaKERcPUbwWYb2DHxMIPsP6UoURO4v/zgfTKlk AiSr1x6vjvWQ4VfLAyS0Xam01Elk6WY= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1657053300; a=rsa-sha256; cv=none; b=E4nlMxB9b0uZZ5zOlImftSjbzzAlS4fbKFlFTBr0XOdbNJd1DCWnrqdP9HEd2OgFD6VCSy ovr3kPuIDnFzrJm3fcFmNa2mee4Jle6g0Y2fKj0UmHBhxUOqx8uEkRjfovZA/remCAtsAW VRsOzQrd9SfNefgPM9fnSg5I4nCS+cg= ARC-Authentication-Results: i=1; imf17.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=korg header.b=V6UaodJI; dmarc=none; spf=pass (imf17.hostedemail.com: domain of akpm@linux-foundation.org designates 145.40.68.75 as permitted sender) smtp.mailfrom=akpm@linux-foundation.org X-Stat-Signature: 1kk9seten9ci1dpaqxc3xgiofqydjzhm X-Rspamd-Queue-Id: E3BB140050 X-Rspam-User: Authentication-Results: imf17.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=korg header.b=V6UaodJI; dmarc=none; spf=pass (imf17.hostedemail.com: domain of akpm@linux-foundation.org designates 145.40.68.75 as permitted sender) smtp.mailfrom=akpm@linux-foundation.org X-Rspamd-Server: rspam10 X-HE-Tag: 1657053299-805365 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Tue, 5 Jul 2022 14:56:05 -0400 Joel Savitz wrote: > Add the ability to run one or more groups of vm tests (specified > by the environment variable TEST_ITEMS). Preserve existing default > behavior of running all tests when TEST_ITEMS is empty or "default". What is the reason for this? What's the use case? And why via the environment rather than via commandline args?