From: Chen Wandun <chenwandun@huawei.com>
Date: Tue, 10 Aug 2021 13:51:05 +0000 (+0800)
Subject: riscv: add support for hugepage migration
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=c24a19674258dcc968a198d8e0d4717c8f27700c;p=linux.git

riscv: add support for hugepage migration

Generic arch_hugetlb_migration_supported can provide appropriate
support for hugepage migration when enable ARCH_ENABLE_HUGEPAGE_MIGRATION,
so enable it for hugepage migration in riscv.

Signed-off-by: Chen Wandun <chenwandun@huawei.com>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
---

diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index e26e255dce3c1..78644e29f1fd3 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -13,6 +13,7 @@ config 32BIT
 config RISCV
 	def_bool y
 	select ARCH_CLOCKSOURCE_INIT
+	select ARCH_ENABLE_HUGEPAGE_MIGRATION if HUGETLB_PAGE && MIGRATION
 	select ARCH_HAS_BINFMT_FLAT
 	select ARCH_HAS_DEBUG_VM_PGTABLE
 	select ARCH_HAS_DEBUG_VIRTUAL if MMU