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=-12.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,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 57391C10F03 for ; Thu, 25 Apr 2019 07:33:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 243F0217FA for ; Thu, 25 Apr 2019 07:33:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=zytor.com header.i=@zytor.com header.b="qVc12468" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730281AbfDYHdm (ORCPT ); Thu, 25 Apr 2019 03:33:42 -0400 Received: from terminus.zytor.com ([198.137.202.136]:49281 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730224AbfDYHdl (ORCPT ); Thu, 25 Apr 2019 03:33:41 -0400 Received: from terminus.zytor.com (localhost [127.0.0.1]) by terminus.zytor.com (8.15.2/8.15.2) with ESMTPS id x3P7XMhb3005261 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NO); Thu, 25 Apr 2019 00:33:22 -0700 DKIM-Filter: OpenDKIM Filter v2.11.0 terminus.zytor.com x3P7XMhb3005261 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=zytor.com; s=2019041745; t=1556177603; bh=8V1mYx6tNBtKCY4KfdQiQh5Yzk1UK7Tv9cPHXVrSbUE=; h=Date:From:Cc:Reply-To:In-Reply-To:References:To:Subject:From; b=qVc124688ZWsV5zyI/8Hyk5wApBzG8iqd5kIxV59BVRZ1mXgHAsO5Suf94AYdmwYC BBk2Dp9io7+8VyUxSA3cv7x/qXlv3SU0gbtQ8FpZiDeqkMHRPBnD+yIM1VaSqKr/hp E9Qttdx09fh4hGyhduqlhe5G9mFvr6BiI6JDM0pOUFLmfB3X45iocxexxb8g1CTLEv 8DsW8ReQHLJZRWU//PUO7rXzLcqX0fmJgu9J2/8Cw3rJk2vP+OudNdE76/nYCiCrk3 1LOm0IMnqnb4m1Ju77Q8rVKxoEIY2aZXuy4cocLqA97rmQLDiRMPtjzJNgfpNMhdUr DigCGLZXINB/w== Received: (from tipbot@localhost) by terminus.zytor.com (8.15.2/8.15.2/Submit) id x3P7XMKV3005258; Thu, 25 Apr 2019 00:33:22 -0700 Date: Thu, 25 Apr 2019 00:33:22 -0700 X-Authentication-Warning: terminus.zytor.com: tipbot set sender to tipbot@zytor.com using -f From: tip-bot for Mike Rapoport Message-ID: Cc: dave.hansen@linux.intel.com, willy@infradead.org, tglx@linutronix.de, hch@infradead.org, bp@alien8.de, hpa@zytor.com, mingo@kernel.org, linux-kernel@vger.kernel.org, rppt@linux.ibm.com, mgorman@techsingularity.net, luto@kernel.org, riel@surriel.com, torvalds@linux-foundation.org, peterz@infradead.org Reply-To: peterz@infradead.org, torvalds@linux-foundation.org, luto@kernel.org, riel@surriel.com, mgorman@techsingularity.net, rppt@linux.ibm.com, mingo@kernel.org, linux-kernel@vger.kernel.org, hpa@zytor.com, bp@alien8.de, hch@infradead.org, tglx@linutronix.de, willy@infradead.org, dave.hansen@linux.intel.com In-Reply-To: <1556112252-9339-3-git-send-email-rppt@linux.ibm.com> References: <1556112252-9339-3-git-send-email-rppt@linux.ibm.com> To: linux-tip-commits@vger.kernel.org Subject: [tip:x86/mm] x86/Kconfig: Deprecate DISCONTIGMEM support for 32-bit x86 Git-Commit-ID: 2792107dc3af29ecc1a9b3dc5bc873dac4b61cd6 X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 2792107dc3af29ecc1a9b3dc5bc873dac4b61cd6 Gitweb: https://git.kernel.org/tip/2792107dc3af29ecc1a9b3dc5bc873dac4b61cd6 Author: Mike Rapoport AuthorDate: Wed, 24 Apr 2019 16:24:12 +0300 Committer: Ingo Molnar CommitDate: Thu, 25 Apr 2019 09:02:18 +0200 x86/Kconfig: Deprecate DISCONTIGMEM support for 32-bit x86 Mel Gorman says: "32-bit NUMA systems should be non-existent in practice. The last NUMA system I'm aware of that was both NUMA and 32-bit only died somewhere between 2004 and 2007. If someone is running a 64-bit capable system in 32-bit mode with NUMA, they really are just punishing themselves for fun." Mark DISCONTIGMEM broken for now as suggested by Christoph Hellwig, and (hopefully) remove it in a couple of releases. Suggested-by: Christoph Hellwig Signed-off-by: Mike Rapoport Acked-by: Mel Gorman Cc: Andy Lutomirski Cc: Borislav Petkov Cc: Dave Hansen Cc: H. Peter Anvin Cc: Linus Torvalds Cc: Matthew Wilcox Cc: Peter Zijlstra Cc: Rik van Riel Cc: Thomas Gleixner Cc: linux-mm@kvack.org Link: http://lkml.kernel.org/r/1556112252-9339-3-git-send-email-rppt@linux.ibm.com Signed-off-by: Ingo Molnar --- arch/x86/Kconfig | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 0b91756ed980..335d6e37f151 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1606,8 +1606,9 @@ config ARCH_FLATMEM_ENABLE depends on X86_32 && !NUMA config ARCH_DISCONTIGMEM_ENABLE - def_bool y + def_bool n depends on NUMA && X86_32 + depends on BROKEN config ARCH_SPARSEMEM_ENABLE def_bool y