From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-f199.google.com (mail-pf0-f199.google.com [209.85.192.199]) by kanga.kvack.org (Postfix) with ESMTP id 31DE16B0007 for ; Fri, 6 Jul 2018 05:01:52 -0400 (EDT) Received: by mail-pf0-f199.google.com with SMTP id t78-v6so6676705pfa.8 for ; Fri, 06 Jul 2018 02:01:52 -0700 (PDT) Received: from mail-sor-f65.google.com (mail-sor-f65.google.com. [209.85.220.65]) by mx.google.com with SMTPS id o18-v6sor2267636pfe.80.2018.07.06.02.01.50 for (Google Transport Security); Fri, 06 Jul 2018 02:01:51 -0700 (PDT) From: Jia He Subject: [RESEND PATCH v10 1/6] arm: arm64: introduce CONFIG_HAVE_MEMBLOCK_PFN_VALID Date: Fri, 6 Jul 2018 17:01:10 +0800 Message-Id: <1530867675-9018-2-git-send-email-hejianet@gmail.com> In-Reply-To: <1530867675-9018-1-git-send-email-hejianet@gmail.com> References: <1530867675-9018-1-git-send-email-hejianet@gmail.com> Sender: owner-linux-mm@kvack.org List-ID: To: Russell King , Catalin Marinas , Will Deacon , Mark Rutland , Ard Biesheuvel , Andrew Morton , Michal Hocko Cc: Wei Yang , Kees Cook , Laura Abbott , Vladimir Murzin , Philip Derrin , AKASHI Takahiro , James Morse , Steve Capper , Pavel Tatashin , Gioh Kim , Vlastimil Babka , Mel Gorman , Johannes Weiner , Kemi Wang , Petr Tesarik , YASUAKI ISHIMATSU , Andrey Ryabinin , Nikolay Borisov , Daniel Jordan , Daniel Vacek , Eugeniu Rosca , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Jia He , Jia He Make CONFIG_HAVE_MEMBLOCK_PFN_VALID a new config option so it can move memblock_next_valid_pfn to generic code file. All the latter optimizations are based on this config. The memblock initialization time on arm/arm64 can benefit from this. Signed-off-by: Jia He Reviewed-by: Pavel Tatashin --- arch/arm/Kconfig | 4 ++++ arch/arm64/Kconfig | 4 ++++ mm/Kconfig | 3 +++ 3 files changed, 11 insertions(+) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 843edfd..7ea2636 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1642,6 +1642,10 @@ config ARCH_SELECT_MEMORY_MODEL config HAVE_ARCH_PFN_VALID def_bool ARCH_HAS_HOLES_MEMORYMODEL || !SPARSEMEM +config HAVE_MEMBLOCK_PFN_VALID + def_bool y + depends on HAVE_ARCH_PFN_VALID + config HAVE_GENERIC_GUP def_bool y depends on ARM_LPAE diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 42c090c..26d75f4 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -778,6 +778,10 @@ config ARCH_SELECT_MEMORY_MODEL config HAVE_ARCH_PFN_VALID def_bool ARCH_HAS_HOLES_MEMORYMODEL || !SPARSEMEM +config HAVE_MEMBLOCK_PFN_VALID + def_bool y + depends on HAVE_ARCH_PFN_VALID + config HW_PERF_EVENTS def_bool y depends on ARM_PMU diff --git a/mm/Kconfig b/mm/Kconfig index 94af022..28fcf54 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -137,6 +137,9 @@ config HAVE_MEMBLOCK_NODE_MAP config HAVE_MEMBLOCK_PHYS_MAP bool +config HAVE_MEMBLOCK_PFN_VALID + bool + config HAVE_GENERIC_GUP bool -- 1.8.3.1