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Subject[PATCH v2 1/2] x86, arm64: Move ARCH_WANT_HUGE_PMD_SHARE config in arch/Kconfig
Date
ARCH_WANT_HUGE_PMD_SHARE config was declared in both architectures:
move this declaration in arch/Kconfig and make those architectures
select it.

Signed-off-by: Alexandre Ghiti <alex@ghiti.fr>
---
arch/Kconfig | 3 +++
arch/arm64/Kconfig | 2 +-
arch/x86/Kconfig | 4 +---
3 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/arch/Kconfig b/arch/Kconfig
index 8c858bb133c9..273cefc6b787 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -567,6 +567,9 @@ config HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD
config HAVE_ARCH_HUGE_VMAP
bool

+config ARCH_WANT_HUGE_PMD_SHARE
+ bool
+
config HAVE_ARCH_SOFT_DIRTY
bool

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 870ef86a64ed..8b7870974961 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -68,6 +68,7 @@ config ARM64
select ARCH_SUPPORTS_NUMA_BALANCING
select ARCH_WANT_COMPAT_IPC_PARSE_VERSION
select ARCH_WANT_FRAME_POINTERS
+ select ARCH_WANT_HUGE_PMD_SHARE if ARM64_4K_PAGES || (ARM64_16K_PAGES && !ARM64_VA_BITS_36)
select ARCH_HAS_UBSAN_SANITIZE_ALL
select ARM_AMBA
select ARM_ARCH_TIMER
@@ -885,7 +886,6 @@ config SYS_SUPPORTS_HUGETLBFS
def_bool y

config ARCH_WANT_HUGE_PMD_SHARE
- def_bool y if ARM64_4K_PAGES || (ARM64_16K_PAGES && !ARM64_VA_BITS_36)

config ARCH_HAS_CACHE_LINE_SIZE
def_bool y
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 0f2ab09da060..fd5fc2d288be 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -82,6 +82,7 @@ config X86
select ARCH_USE_QUEUED_SPINLOCKS
select ARCH_WANT_BATCHED_UNMAP_TLB_FLUSH
select ARCH_WANTS_DYNAMIC_TASK_STRUCT
+ select ARCH_WANT_HUGE_PMD_SHARE
select ARCH_WANTS_THP_SWAP if X86_64
select BUILDTIME_EXTABLE_SORT
select CLKEVT_I8253
@@ -298,9 +299,6 @@ config ARCH_HIBERNATION_POSSIBLE
config ARCH_SUSPEND_POSSIBLE
def_bool y

-config ARCH_WANT_HUGE_PMD_SHARE
- def_bool y
-
config ARCH_WANT_GENERAL_HUGETLB
def_bool y

--
2.20.1
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