From patchwork Sun Nov 21 09:35:54 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kefeng Wang X-Patchwork-Id: 12630701 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 499ABC433F5 for ; Sun, 21 Nov 2021 09:25:36 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 477C76B0071; Sun, 21 Nov 2021 04:25:20 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 3E4486B0072; Sun, 21 Nov 2021 04:25:20 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 25DDB6B0074; Sun, 21 Nov 2021 04:25:20 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0123.hostedemail.com [216.40.44.123]) by kanga.kvack.org (Postfix) with ESMTP id 123746B0072 for ; Sun, 21 Nov 2021 04:25:20 -0500 (EST) Received: from smtpin10.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id B0FEF1849EB45 for ; Sun, 21 Nov 2021 09:25:09 +0000 (UTC) X-FDA: 78832403580.10.A5242EA Received: from szxga08-in.huawei.com (szxga08-in.huawei.com [45.249.212.255]) by imf22.hostedemail.com (Postfix) with ESMTP id 441C91933 for ; Sun, 21 Nov 2021 09:25:08 +0000 (UTC) Received: from dggpemm500021.china.huawei.com (unknown [172.30.72.57]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4HxlL54wMbz1DHyG; Sun, 21 Nov 2021 17:22:37 +0800 (CST) Received: from dggpemm500001.china.huawei.com (7.185.36.107) by dggpemm500021.china.huawei.com (7.185.36.109) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.20; Sun, 21 Nov 2021 17:25:05 +0800 Received: from localhost.localdomain.localdomain (10.175.113.25) by dggpemm500001.china.huawei.com (7.185.36.107) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.20; Sun, 21 Nov 2021 17:25:04 +0800 From: Kefeng Wang To: , , , CC: , , , , , , , , , , , , , , , , , , , , , , , , , Kefeng Wang Subject: [PATCH RFC 1/4] mm: percpu: Generalize percpu related config Date: Sun, 21 Nov 2021 17:35:54 +0800 Message-ID: <20211121093557.139034-2-wangkefeng.wang@huawei.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20211121093557.139034-1-wangkefeng.wang@huawei.com> References: <20211121093557.139034-1-wangkefeng.wang@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.113.25] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To dggpemm500001.china.huawei.com (7.185.36.107) X-CFilter-Loop: Reflected X-Rspamd-Queue-Id: 441C91933 X-Stat-Signature: 73x9fwsq19abupu46nrhjhy4o4iqyp8e Authentication-Results: imf22.hostedemail.com; dkim=none; dmarc=pass (policy=quarantine) header.from=huawei.com; spf=pass (imf22.hostedemail.com: domain of wangkefeng.wang@huawei.com designates 45.249.212.255 as permitted sender) smtp.mailfrom=wangkefeng.wang@huawei.com X-Rspamd-Server: rspam02 X-HE-Tag: 1637486708-136161 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 HAVE_SETUP_PER_CPU_AREA/NEED_PER_CPU_EMBED_FIRST_CHUNK/ NEED_PER_CPU_PAGE_FIRST_CHUNK/USE_PERCPU_NUMA_NODE_ID configs, which has duplicate definitions on platforms that subscribe it. Move them into mm, drop these redundant definitions and instead just select it on applicable platforms. Signed-off-by: Kefeng Wang Acked-by: Catalin Marinas --- arch/arm64/Kconfig | 20 ++++---------------- arch/ia64/Kconfig | 9 ++------- arch/mips/Kconfig | 10 ++-------- arch/powerpc/Kconfig | 17 ++++------------- arch/riscv/Kconfig | 10 ++-------- arch/sparc/Kconfig | 12 +++--------- arch/x86/Kconfig | 17 ++++------------- mm/Kconfig | 12 ++++++++++++ 8 files changed, 33 insertions(+), 74 deletions(-) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index c4207cf9bb17..4ff73299f8a9 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -1135,6 +1135,10 @@ config NUMA select GENERIC_ARCH_NUMA select ACPI_NUMA if ACPI select OF_NUMA + select HAVE_SETUP_PER_CPU_AREA + select NEED_PER_CPU_EMBED_FIRST_CHUNK + select NEED_PER_CPU_PAGE_FIRST_CHUNK + select USE_PERCPU_NUMA_NODE_ID help Enable NUMA (Non-Uniform Memory Access) support. @@ -1151,22 +1155,6 @@ config NODES_SHIFT Specify the maximum number of NUMA Nodes available on the target system. Increases memory reserved to accommodate various tables. -config USE_PERCPU_NUMA_NODE_ID - def_bool y - depends on NUMA - -config HAVE_SETUP_PER_CPU_AREA - def_bool y - depends on NUMA - -config NEED_PER_CPU_EMBED_FIRST_CHUNK - def_bool y - depends on NUMA - -config NEED_PER_CPU_PAGE_FIRST_CHUNK - def_bool y - depends on NUMA - source "kernel/Kconfig.hz" config ARCH_SPARSEMEM_ENABLE diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index 1e33666fa679..703952819e10 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -32,6 +32,7 @@ config IA64 select HAVE_FTRACE_MCOUNT_RECORD select HAVE_DYNAMIC_FTRACE if (!ITANIUM) select HAVE_FUNCTION_TRACER + select HAVE_SETUP_PER_CPU_AREA select TTY select HAVE_ARCH_TRACEHOOK select HAVE_VIRT_CPU_ACCOUNTING @@ -88,9 +89,6 @@ config GENERIC_CALIBRATE_DELAY bool default y -config HAVE_SETUP_PER_CPU_AREA - def_bool y - config DMI bool default y @@ -292,6 +290,7 @@ config NUMA bool "NUMA support" depends on !FLATMEM select SMP + select USE_PERCPU_NUMA_NODE_ID help Say Y to compile the kernel to support NUMA (Non-Uniform Memory Access). This option is for configuring high-end multiprocessor @@ -311,10 +310,6 @@ config HAVE_ARCH_NODEDATA_EXTENSION def_bool y depends on NUMA -config USE_PERCPU_NUMA_NODE_ID - def_bool y - depends on NUMA - config HAVE_MEMORYLESS_NODES def_bool NUMA diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index de60ad190057..c106a2080877 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -2666,6 +2666,8 @@ config NUMA bool "NUMA Support" depends on SYS_SUPPORTS_NUMA select SMP + select HAVE_SETUP_PER_CPU_AREA + select NEED_PER_CPU_EMBED_FIRST_CHUNK help Say Y to compile the kernel to support NUMA (Non-Uniform Memory Access). This option improves performance on systems with more @@ -2676,14 +2678,6 @@ config NUMA config SYS_SUPPORTS_NUMA bool -config HAVE_SETUP_PER_CPU_AREA - def_bool y - depends on NUMA - -config NEED_PER_CPU_EMBED_FIRST_CHUNK - def_bool y - depends on NUMA - config RELOCATABLE bool "Relocatable kernel" depends on SYS_SUPPORTS_RELOCATABLE diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index dea74d7717c0..8badd39854a0 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -55,15 +55,6 @@ config ARCH_MMAP_RND_COMPAT_BITS_MIN default 9 if PPC_16K_PAGES # 9 = 23 (8MB) - 14 (16K) default 11 # 11 = 23 (8MB) - 12 (4K) -config HAVE_SETUP_PER_CPU_AREA - def_bool PPC64 - -config NEED_PER_CPU_EMBED_FIRST_CHUNK - def_bool y if PPC64 - -config NEED_PER_CPU_PAGE_FIRST_CHUNK - def_bool y if PPC64 - config NR_IRQS int "Number of virtual interrupt numbers" range 32 1048576 @@ -240,6 +231,7 @@ config PPC select HAVE_REGS_AND_STACK_ACCESS_API select HAVE_RELIABLE_STACKTRACE select HAVE_RSEQ + select HAVE_SETUP_PER_CPU_AREA if PPC64 select HAVE_SOFTIRQ_ON_OWN_STACK select HAVE_STACKPROTECTOR if PPC32 && $(cc-option,-mstack-protector-guard=tls -mstack-protector-guard-reg=r2) select HAVE_STACKPROTECTOR if PPC64 && $(cc-option,-mstack-protector-guard=tls -mstack-protector-guard-reg=r13) @@ -254,6 +246,8 @@ config PPC select MMU_GATHER_RCU_TABLE_FREE select MODULES_USE_ELF_RELA select NEED_DMA_MAP_STATE if PPC64 || NOT_COHERENT_CACHE + select NEED_PER_CPU_EMBED_FIRST_CHUNK if PPC64 + select NEED_PER_CPU_PAGE_FIRST_CHUNK if PPC64 select NEED_SG_DMA_LENGTH select OF select OF_DMA_DEFAULT_COHERENT if !NOT_COHERENT_CACHE @@ -659,6 +653,7 @@ config NUMA bool "NUMA Memory Allocation and Scheduler Support" depends on PPC64 && SMP default y if PPC_PSERIES || PPC_POWERNV + select USE_PERCPU_NUMA_NODE_ID help Enable NUMA (Non-Uniform Memory Access) support. @@ -672,10 +667,6 @@ config NODES_SHIFT default "4" depends on NUMA -config USE_PERCPU_NUMA_NODE_ID - def_bool y - depends on NUMA - config HAVE_MEMORYLESS_NODES def_bool y depends on NUMA diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index 821252b65f89..bf66bcbc5a39 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -334,6 +334,8 @@ config NUMA select GENERIC_ARCH_NUMA select OF_NUMA select ARCH_SUPPORTS_NUMA_BALANCING + select USE_PERCPU_NUMA_NODE_ID + select NEED_PER_CPU_EMBED_FIRST_CHUNK help Enable NUMA (Non-Uniform Memory Access) support. @@ -349,14 +351,6 @@ config NODES_SHIFT Specify the maximum number of NUMA Nodes available on the target system. Increases memory reserved to accommodate various tables. -config USE_PERCPU_NUMA_NODE_ID - def_bool y - depends on NUMA - -config NEED_PER_CPU_EMBED_FIRST_CHUNK - def_bool y - depends on NUMA - config RISCV_ISA_C bool "Emit compressed instructions when building Linux" default y diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index 66fc08646be5..a6765e0fe6a8 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -97,6 +97,9 @@ config SPARC64 select PCI_DOMAINS if PCI select ARCH_HAS_GIGANTIC_PAGE select HAVE_SOFTIRQ_ON_OWN_STACK + select HAVE_SETUP_PER_CPU_AREA + select NEED_PER_CPU_EMBED_FIRST_CHUNK + select NEED_PER_CPU_PAGE_FIRST_CHUUNK config ARCH_PROC_KCORE_TEXT def_bool y @@ -123,15 +126,6 @@ config AUDIT_ARCH bool default y -config HAVE_SETUP_PER_CPU_AREA - def_bool y if SPARC64 - -config NEED_PER_CPU_EMBED_FIRST_CHUNK - def_bool y if SPARC64 - -config NEED_PER_CPU_PAGE_FIRST_CHUNK - def_bool y if SPARC64 - config MMU bool default y diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 7399327d1eff..ca120a1f5857 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -239,6 +239,7 @@ config X86 select HAVE_REGS_AND_STACK_ACCESS_API select HAVE_RELIABLE_STACKTRACE if X86_64 && (UNWINDER_FRAME_POINTER || UNWINDER_ORC) && STACK_VALIDATION select HAVE_FUNCTION_ARG_ACCESS_API + select HAVE_SETUP_PER_CPU_AREA select HAVE_SOFTIRQ_ON_OWN_STACK select HAVE_STACKPROTECTOR if CC_HAS_SANE_STACKPROTECTOR select HAVE_STACK_VALIDATION if X86_64 @@ -252,6 +253,8 @@ config X86 select HAVE_GENERIC_VDSO select HOTPLUG_SMT if SMP select IRQ_FORCED_THREADING + select NEED_PER_CPU_EMBED_FIRST_CHUNK + select NEED_PER_CPU_PAGE_FIRST_CHUNK select NEED_SG_DMA_LENGTH select PCI_DOMAINS if PCI select PCI_LOCKLESS_CONFIG if PCI @@ -331,15 +334,6 @@ config ARCH_HAS_CPU_RELAX config ARCH_HAS_FILTER_PGPROT def_bool y -config HAVE_SETUP_PER_CPU_AREA - def_bool y - -config NEED_PER_CPU_EMBED_FIRST_CHUNK - def_bool y - -config NEED_PER_CPU_PAGE_FIRST_CHUNK - def_bool y - config ARCH_HIBERNATION_POSSIBLE def_bool y @@ -1557,6 +1551,7 @@ config NUMA depends on SMP depends on X86_64 || (X86_32 && HIGHMEM64G && X86_BIGSMP) default y if X86_BIGSMP + select USE_PERCPU_NUMA_NODE_ID help Enable NUMA (Non-Uniform Memory Access) support. @@ -2430,10 +2425,6 @@ config ARCH_HAS_ADD_PAGES config ARCH_MHP_MEMMAP_ON_MEMORY_ENABLE def_bool y -config USE_PERCPU_NUMA_NODE_ID - def_bool y - depends on NUMA - menu "Power management and ACPI options" config ARCH_HIBERNATION_HEADER diff --git a/mm/Kconfig b/mm/Kconfig index 28edafc820ad..6bc5d780c51b 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -432,6 +432,18 @@ config NEED_PER_CPU_KM bool default y +config NEED_PER_CPU_EMBED_FIRST_CHUNK + bool + +config NEED_PER_CPU_PAGE_FIRST_CHUNK + bool + +config USE_PERCPU_NUMA_NODE_ID + bool + +config HAVE_SETUP_PER_CPU_AREA + bool + config CLEANCACHE bool "Enable cleancache driver to cache clean pages if tmem is present" help