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=-2.9 required=3.0 tests=DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,T_DKIM_INVALID, URIBL_BLOCKED,USER_AGENT_GIT 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 4E151C43142 for ; Tue, 31 Jul 2018 11:39:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E5305208A2 for ; Tue, 31 Jul 2018 11:39:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="glRMnOFR" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E5305208A2 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de 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 S1732203AbeGaNTt (ORCPT ); Tue, 31 Jul 2018 09:19:49 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:43510 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731912AbeGaNTs (ORCPT ); Tue, 31 Jul 2018 09:19:48 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=References:In-Reply-To:Message-Id: Date:Subject:Cc:To:From:Sender:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=EKFNYWTAAbsEgQKEfQZQ3Mj+neeluXFNp57AUV9sKik=; b=glRMnOFRgKYDE4M+KF65W8GrL tJQfhLucTirqEIN3oZTGynXNetMqv394eAZquuJ9738cAhNTrEKDdipLL9GKovxWWEMim8FHKWxUN VVm6l7zI1wuEHra5nMGoMfde11jFHIPOSiZ9TKsaTX0RLD6gVdLCVCcXBhhSflL2/6HIiLqr9fMRf Nb4d7sg4/RlnDYFE1d01VbVMSBorvcSHLQ++hIp53jFkF3dKYpMo9mK51HE2Ah5T70ff2P1tkMztE 0Ma4HZbPMqKQwFGcN+zFq6h0YUjuMeuzA3b/cXQFwyrnUhWSNkxv2AGrqhguDoHdd/PmjHVX0/M+M tbLkgeCGA==; Received: from 089144201224.atnat0010.highway.a1.net ([89.144.201.224] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1fkT0J-0001LG-Cy; Tue, 31 Jul 2018 11:39:51 +0000 From: Christoph Hellwig To: Masahiro Yamada Cc: Randy Dunlap , Richard Weinberger , Ley Foon Tan , Michal Simek , linux-kbuild@vger.kernel.org, linux-um@lists.infradead.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 04/10] kconfig: remove duplicate SWAP symbol defintions Date: Tue, 31 Jul 2018 13:39:29 +0200 Message-Id: <20180731113935.6105-5-hch@lst.de> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20180731113935.6105-1-hch@lst.de> References: <20180731113935.6105-1-hch@lst.de> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org microblaze and nios2 define their own always n SWAP symbols. Remove those and let the generic defintion do the right thing by adding a new symbol to disable swap entirely. Signed-off-by: Christoph Hellwig --- arch/microblaze/Kconfig | 4 +--- arch/nios2/Kconfig | 4 +--- init/Kconfig | 9 ++++++++- 3 files changed, 10 insertions(+), 7 deletions(-) diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index d14782100088..cc139d1b1284 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -1,5 +1,6 @@ config MICROBLAZE def_bool y + select ARCH_NO_SWAP select ARCH_HAS_GCOV_PROFILE_ALL select ARCH_MIGHT_HAVE_PC_PARPORT select ARCH_NO_COHERENT_DMA_MMAP if !MMU @@ -52,9 +53,6 @@ config CPU_LITTLE_ENDIAN endchoice -config SWAP - def_bool n - config RWSEM_GENERIC_SPINLOCK def_bool y diff --git a/arch/nios2/Kconfig b/arch/nios2/Kconfig index 3d4ec88f1db1..3f9d4ef8b20f 100644 --- a/arch/nios2/Kconfig +++ b/arch/nios2/Kconfig @@ -1,6 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 config NIOS2 def_bool y + select ARCH_NO_SWAP select TIMER_OF select GENERIC_ATOMIC64 select GENERIC_CLOCKEVENTS @@ -38,9 +39,6 @@ config HAS_DMA config FPU def_bool n -config SWAP - def_bool n - config RWSEM_GENERIC_SPINLOCK def_bool y diff --git a/init/Kconfig b/init/Kconfig index 041f3a022122..1e69f93b809e 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -218,9 +218,16 @@ config DEFAULT_HOSTNAME but you may wish to use a different default here to make a minimal system more usable with less configuration. +# +# For some reason microblaze and nios2 hard code SWAP=n. Hopefully we can +# add proper SWAP support to them, in which case this can be remove. +# +config ARCH_NO_SWAP + bool + config SWAP bool "Support for paging of anonymous memory (swap)" - depends on MMU && BLOCK + depends on MMU && BLOCK && !ARCH_NO_SWAP default y help This option allows you to choose whether you want to have support -- 2.18.0