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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED autolearn=ham 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 334ACC43A1D for ; Thu, 12 Jul 2018 13:51:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id ED20320BF2 for ; Thu, 12 Jul 2018 13:51:57 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org ED20320BF2 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.vnet.ibm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732462AbeGLOBf (ORCPT ); Thu, 12 Jul 2018 10:01:35 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:46394 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727072AbeGLOBe (ORCPT ); Thu, 12 Jul 2018 10:01:34 -0400 Received: from pps.filterd (m0098420.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id w6CDnMi0126042 for ; Thu, 12 Jul 2018 09:51:54 -0400 Received: from e11.ny.us.ibm.com (e11.ny.us.ibm.com [129.33.205.201]) by mx0b-001b2d01.pphosted.com with ESMTP id 2k65jwge9c-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Thu, 12 Jul 2018 09:51:54 -0400 Received: from localhost by e11.ny.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Thu, 12 Jul 2018 09:51:50 -0400 Received: from b01ledav006.gho.pok.ibm.com (b01ledav006.gho.pok.ibm.com [9.57.199.111]) by b01cxnp23033.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id w6CDpnqK12583402 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 12 Jul 2018 13:51:49 GMT Received: from b01ledav006.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id DE448AC05B; Thu, 12 Jul 2018 09:52:45 -0400 (EDT) Received: from b01ledav006.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id D1E6FAC05E; Thu, 12 Jul 2018 09:52:44 -0400 (EDT) Received: from [9.152.224.119] (unknown [9.152.224.119]) by b01ledav006.gho.pok.ibm.com (Postfix) with ESMTPS; Thu, 12 Jul 2018 09:52:44 -0400 (EDT) Subject: Re: [PATCH] kconfig: remove EXPERT from CHECKPOINT_RESTORE To: Hendrik Brueckner , Adrian Reber Cc: linux-kernel@vger.kernel.org, Andrew Morton , Oleg Nesterov , Pavel Emelyanov , "Eric W . Biederman" , Andrei Vagin , Hendrik Brueckner , alice@linux.ibm.com References: <20180712130733.11510-1-adrian@lisas.de> <20180712134717.GB4676@linux.ibm.com> From: Alice Frosi Date: Thu, 12 Jul 2018 15:51:47 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.8.0 MIME-Version: 1.0 In-Reply-To: <20180712134717.GB4676@linux.ibm.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US X-TM-AS-GCONF: 00 x-cbid: 18071213-2213-0000-0000-000002C9C32B X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00009357; HX=3.00000241; KW=3.00000007; PH=3.00000004; SC=3.00000266; SDB=6.01060283; UDB=6.00544237; IPR=6.00838201; MB=3.00022117; MTD=3.00000008; XFM=3.00000015; UTC=2018-07-12 13:51:52 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18071213-2214-0000-0000-00005ACEE601 Message-Id: X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2018-07-12_05:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1806210000 definitions=main-1807120146 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 12.07.2018 15:47, Hendrik Brueckner wrote: > On Thu, Jul 12, 2018 at 03:07:33PM +0200, Adrian Reber wrote: >> The CHECKPOINT_RESTORE configuration option was introduced in 2012 and >> combined with EXPERT. CHECKPOINT_RESTORE is already enabled in many >> distribution kernels and also part of the defconfigs of various >> architectures. >> >> To make it easier for distributions to enable CHECKPOINT_RESTORE this >> removes EXPERT and moves the configuration option out of the EXPERT >> block. >> >> Signed-off-by: Adrian Reber >> Cc: Oleg Nesterov >> Cc: Pavel Emelyanov >> Cc: Andrew Morton >> Cc: Eric W. Biederman >> Cc: Andrei Vagin >> Cc: Hendrik Brueckner >> --- >> init/Kconfig | 24 ++++++++++++------------ >> 1 file changed, 12 insertions(+), 12 deletions(-) >> >> diff --git a/init/Kconfig b/init/Kconfig >> index 041f3a022122..9c529c763326 100644 >> --- a/init/Kconfig >> +++ b/init/Kconfig >> @@ -932,6 +932,18 @@ config NET_NS >> >> endif # NAMESPACES >> >> +config CHECKPOINT_RESTORE >> + bool "Checkpoint/restore support" >> + select PROC_CHILDREN >> + default n >> + help >> + Enables additional kernel features in a sake of checkpoint/restore. >> + In particular it adds auxiliary prctl codes to setup process text, >> + data and heap segment sizes, and a few additional /proc filesystem >> + entries. >> + >> + If unsure, say N here. >> + >> config SCHED_AUTOGROUP >> bool "Automatic process group scheduling" >> select CGROUPS >> @@ -1348,18 +1360,6 @@ config MEMBARRIER >> >> If unsure, say Y. >> >> -config CHECKPOINT_RESTORE >> - bool "Checkpoint/restore support" if EXPERT >> - select PROC_CHILDREN >> - default n >> - help >> - Enables additional kernel features in a sake of checkpoint/restore. >> - In particular it adds auxiliary prctl codes to setup process text, >> - data and heap segment sizes, and a few additional /proc filesystem >> - entries. >> - >> - If unsure, say N here. >> - >> config KALLSYMS >> bool "Load all symbols for debugging/ksymoops" if EXPERT >> default y > Thanks! > > Reviewed-by: Hendrik Brueckner Reviewed-by: Alice Frosi