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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Wed, 1 May 2019 20:56:29 +0100 Received: from d06av24.portsmouth.uk.ibm.com (mk.ibm.com [9.149.105.60]) by b06cxnps4076.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id x41JuS8U46792752 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 1 May 2019 19:56:28 GMT Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 3BC024203F; Wed, 1 May 2019 19:56:28 +0000 (GMT) Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 16D8B4204C; Wed, 1 May 2019 19:56:25 +0000 (GMT) Received: from rapoport-lnx (unknown [9.148.205.12]) by d06av24.portsmouth.uk.ibm.com (Postfix) with ESMTPS; Wed, 1 May 2019 19:56:24 +0000 (GMT) Received: by rapoport-lnx (sSMTP sendmail emulation); Wed, 01 May 2019 22:56:23 +0300 From: Mike Rapoport To: Andrew Morton Cc: Arnd Bergmann , Christoph Hellwig , "David S. Miller" , Heiko Carstens , Martin Schwidefsky , Russell King , linux-arm-kernel@lists.infradead.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, linux-arch@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Mike Rapoport Subject: [PATCH 1/3] arm: remove ARCH_SELECT_MEMORY_MODEL Date: Wed, 1 May 2019 22:56:15 +0300 X-Mailer: git-send-email 2.7.4 In-Reply-To: <1556740577-4140-1-git-send-email-rppt@linux.ibm.com> References: <1556740577-4140-1-git-send-email-rppt@linux.ibm.com> X-TM-AS-GCONF: 00 x-cbid: 19050119-0028-0000-0000-00000369516A X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19050119-0029-0000-0000-00002428BA50 Message-Id: <1556740577-4140-2-git-send-email-rppt@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-05-01_09:,, 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=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1905010124 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: The ARCH_SELECT_MEMORY_MODEL in arch/arm/Kconfig is enabled only when ARCH_SPARSEMEM_ENABLE=y. But in this case, ARCH_SPARSEMEM_DEFAULT is also enabled and this in turn enables SPARSEMEM_MANUAL. Since there is no definition of ARCH_FLATMEM_ENABLE in arch/arm/Kconfig, SPARSEMEM_MANUAL is the only enabled memory model, hence the final selection will evaluate to SPARSEMEM=y. Since ARCH_SPARSEMEM_ENABLE is set to 'y' only by several sub-arch configurations, the default for must sub-arches would be the falback to FLATMEM regardless of ARCH_SELECT_MEMORY_MODEL. Signed-off-by: Mike Rapoport --- arch/arm/Kconfig | 3 --- 1 file changed, 3 deletions(-) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 9aed25a..25a69a3 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1592,9 +1592,6 @@ config ARCH_SPARSEMEM_ENABLE config ARCH_SPARSEMEM_DEFAULT def_bool ARCH_SPARSEMEM_ENABLE -config ARCH_SELECT_MEMORY_MODEL - def_bool ARCH_SPARSEMEM_ENABLE - config HAVE_ARCH_PFN_VALID def_bool ARCH_HAS_HOLES_MEMORYMODEL || !SPARSEMEM -- 2.7.4