[PATCH 5/7] riscv: Enable memory hot add/remove arch kbuild support

From: Björn Töpel
Date: Fri May 12 2023 - 10:58:40 EST


From: Björn Töpel <bjorn@xxxxxxxxxxxx>

Enable ARCH_ENABLE_MEMORY_HOTPLUG and ARCH_ENABLE_MEMORY_HOTREMOVE for
RISC-V.

Signed-off-by: Björn Töpel <bjorn@xxxxxxxxxxxx>
---
arch/riscv/Kconfig | 2 ++
1 file changed, 2 insertions(+)

diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index 348c0fa1fc8c..81b3f188f396 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -14,6 +14,8 @@ config RISCV
def_bool y
select ARCH_DMA_DEFAULT_COHERENT
select ARCH_ENABLE_HUGEPAGE_MIGRATION if HUGETLB_PAGE && MIGRATION
+ select ARCH_ENABLE_MEMORY_HOTPLUG if SPARSEMEM && 64BIT && MMU
+ select ARCH_ENABLE_MEMORY_HOTREMOVE if SPARSEMEM && 64BIT && MMU
select ARCH_ENABLE_SPLIT_PMD_PTLOCK if PGTABLE_LEVELS > 2
select ARCH_ENABLE_THP_MIGRATION if TRANSPARENT_HUGEPAGE
select ARCH_HAS_BINFMT_FLAT
--
2.39.2