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Tue, 25 Jul 2023 10:02:21 +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 v5 1/7] mm/hotplug: Simplify ARCH_MHP_MEMMAP_ON_MEMORY_ENABLE kconfig Date: Tue, 25 Jul 2023 15:32:06 +0530 Message-ID: <20230725100212.531277-2-aneesh.kumar@linux.ibm.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230725100212.531277-1-aneesh.kumar@linux.ibm.com> References: <20230725100212.531277-1-aneesh.kumar@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: 7y2FdsahyXQcG9UogtE78iXR_bBzmWfa X-Proofpoint-ORIG-GUID: rbPFVmwfURLlLfbaD8eMEp8oVv9RGhUA X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-07-25_04,2023-07-24_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 adultscore=0 impostorscore=0 phishscore=0 lowpriorityscore=0 priorityscore=1501 bulkscore=0 mlxscore=0 clxscore=1015 mlxlogscore=696 malwarescore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2306200000 definitions=main-2307250082 X-Rspamd-Queue-Id: 8CADA12000F X-Rspam-User: X-Stat-Signature: x1kzrwuskphcg7cnq9dx65fjf1wta1gz X-Rspamd-Server: rspam01 X-HE-Tag: 1690279360-514616 X-HE-Meta: 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 gWymIC5B psEp18J4dChV+03XDqyGEE+qtSOzE2jpB0Ed+wdVlYxSYX7edXSh/on/JOK6hSdMuaKPOU43d0/uSIsiUBkrOBUaLF+s8KDl0hbrHN9c/1Ff6YWvKYup1tyzrk/3hD0tFlHCeMvnue125Mam3pArzq+qk0Cx1rbQpSAlArPLxex/KMcMD5Qte7HZs2oMdtJlDZS7WtjsGtGvLqWX4f9w6CpUULw== 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: 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.