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Tue, 8 Aug 2023 09:15:12 GMT Received: from smtpav03.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id A005C5803F; Tue, 8 Aug 2023 09:15:12 +0000 (GMT) Received: from smtpav03.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6BC4158064; Tue, 8 Aug 2023 09:15:09 +0000 (GMT) Received: from skywalker.in.ibm.com (unknown [9.109.212.144]) by smtpav03.dal12v.mail.ibm.com (Postfix) with ESMTP; Tue, 8 Aug 2023 09:15:09 +0000 (GMT) From: "Aneesh Kumar K.V" To: linux-mm@kvack.org, akpm@linux-foundation.org, mpe@ellerman.id.au, linuxppc-dev@lists.ozlabs.org, npiggin@gmail.com, christophe.leroy@csgroup.eu Cc: Oscar Salvador , David Hildenbrand , Michal Hocko , Vishal Verma , "Aneesh Kumar K.V" Subject: [PATCH v8 1/6] mm/memory_hotplug: Simplify ARCH_MHP_MEMMAP_ON_MEMORY_ENABLE kconfig Date: Tue, 8 Aug 2023 14:44:56 +0530 Message-ID: <20230808091501.287660-2-aneesh.kumar@linux.ibm.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230808091501.287660-1-aneesh.kumar@linux.ibm.com> References: <20230808091501.287660-1-aneesh.kumar@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: Kyb7Rlef4fcADFibeT6fdG9PIy1iyosr X-Proofpoint-ORIG-GUID: UqjyfyjD34Vu2EQE4peVTv_qhBP4oDXx X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-08-08_07,2023-08-03_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 impostorscore=0 priorityscore=1501 suspectscore=0 bulkscore=0 spamscore=0 clxscore=1015 mlxlogscore=674 lowpriorityscore=0 adultscore=0 malwarescore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2306200000 definitions=main-2308080081 X-Rspam-User: X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 9DAABC0028 X-Stat-Signature: 7eokbf9m4a8w814akq65am6c4sxcnp1e X-HE-Tag: 1691486121-889175 X-HE-Meta: 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 gRGRz2tt UbeLzD8UrU0TyMakKvg+1q6fLjiWhkOCVIKT4ucP5TaaWT3zmQVRONMMqN1uNUlifiyeHp+BOAFje5CI80xqqmYekqaHu4PIY3Pf1WmoLhvjQCdjFnkx1Wj25CFQTvMD6fhiMV/ouI8yjwkISfp2AVaiLiz57CaNVndF7O1wSo7YjAF87iBORFdfZG1jLQTeJvhq/d0BidNztuZxnPalWyb5/DaU47EjM+/ZMFXUT89ZdXmqJzD4sCZsuYwnTarzjYAlgImBUD+ApRcc= 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: Instead of adding menu entry with all supported architectures, add mm/Kconfig variable and select the same from supported architectures. No functional change in this patch. Acked-by: Michal Hocko Acked-by: David Hildenbrand Signed-off-by: Aneesh Kumar K.V --- arch/arm64/Kconfig | 4 +--- arch/x86/Kconfig | 4 +--- mm/Kconfig | 3 +++ 3 files changed, 5 insertions(+), 6 deletions(-) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index b1573257a4d6..0f749cfab8e6 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -78,6 +78,7 @@ config ARM64 select ARCH_INLINE_SPIN_UNLOCK_IRQ if !PREEMPTION select ARCH_INLINE_SPIN_UNLOCK_IRQRESTORE if !PREEMPTION select ARCH_KEEP_MEMBLOCK + select ARCH_MHP_MEMMAP_ON_MEMORY_ENABLE select ARCH_USE_CMPXCHG_LOCKREF select ARCH_USE_GNU_PROPERTY select ARCH_USE_MEMTEST @@ -347,9 +348,6 @@ config GENERIC_CSUM config GENERIC_CALIBRATE_DELAY def_bool y -config ARCH_MHP_MEMMAP_ON_MEMORY_ENABLE - def_bool y - config SMP def_bool y diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 78224aa76409..d0258e92a8af 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -102,6 +102,7 @@ config X86 select ARCH_HAS_DEBUG_WX select ARCH_HAS_ZONE_DMA_SET if EXPERT select ARCH_HAVE_NMI_SAFE_CMPXCHG + select ARCH_MHP_MEMMAP_ON_MEMORY_ENABLE select ARCH_MIGHT_HAVE_ACPI_PDC if ACPI select ARCH_MIGHT_HAVE_PC_PARPORT select ARCH_MIGHT_HAVE_PC_SERIO @@ -2610,9 +2611,6 @@ config ARCH_HAS_ADD_PAGES def_bool y depends on ARCH_ENABLE_MEMORY_HOTPLUG -config ARCH_MHP_MEMMAP_ON_MEMORY_ENABLE - def_bool y - menu "Power management and ACPI options" config ARCH_HIBERNATION_HEADER diff --git a/mm/Kconfig b/mm/Kconfig index 5fe49c030961..721dc88423c7 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -571,6 +571,9 @@ config MHP_MEMMAP_ON_MEMORY endif # MEMORY_HOTPLUG +config ARCH_MHP_MEMMAP_ON_MEMORY_ENABLE + bool + # Heavily threaded applications may benefit from splitting the mm-wide # page_table_lock, so that faults on different parts of the user address # space can be handled with less contention: split it at this NR_CPUS. -- 2.41.0