diff mbox series

mm: Generalize ARCH_HAS_FILTER_PGPROT

Message ID 1643004823-16441-1-git-send-email-anshuman.khandual@arm.com (mailing list archive)
State New, archived
Headers show
Series mm: Generalize ARCH_HAS_FILTER_PGPROT | expand

Commit Message

Anshuman Khandual Jan. 24, 2022, 6:13 a.m. UTC 
ARCH_HAS_FILTER_PGPROT config has duplicate definitions on platforms that
subscribe it. Instead make it a generic config option which can be selected
on applicable platforms when required.

Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-arm-kernel@lists.infradead.org
Cc: x86@kernel.org
Cc: linux-mm@kvack.org
Cc: linux-kernel@vger.kernel.org
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
---
This applies on v5.17-rc1

 arch/arm64/Kconfig | 4 +---
 arch/x86/Kconfig   | 3 ---
 mm/Kconfig         | 3 +++
 3 files changed, 4 insertions(+), 6 deletions(-)
diff mbox series

Patch

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 6978140edfa4..cad609528e58 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -23,6 +23,7 @@  config ARM64
 	select ARCH_HAS_DMA_PREP_COHERENT
 	select ARCH_HAS_ACPI_TABLE_UPGRADE if ACPI
 	select ARCH_HAS_FAST_MULTIPLIER
+	select ARCH_HAS_FILTER_PGPROT
 	select ARCH_HAS_FORTIFY_SOURCE
 	select ARCH_HAS_GCOV_PROFILE_ALL
 	select ARCH_HAS_GIGANTIC_PAGE
@@ -1166,9 +1167,6 @@  config HW_PERF_EVENTS
 	def_bool y
 	depends on ARM_PMU
 
-config ARCH_HAS_FILTER_PGPROT
-	def_bool y
-
 # Supported by clang >= 7.0
 config CC_HAVE_SHADOW_CALL_STACK
 	def_bool $(cc-option, -fsanitize=shadow-call-stack -ffixed-x18)
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index ebe8fc76949a..5f33a10d3dcc 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -332,9 +332,6 @@  config GENERIC_CALIBRATE_DELAY
 config ARCH_HAS_CPU_RELAX
 	def_bool y
 
-config ARCH_HAS_FILTER_PGPROT
-	def_bool y
-
 config ARCH_HIBERNATION_POSSIBLE
 	def_bool y
 
diff --git a/mm/Kconfig b/mm/Kconfig
index 3326ee3903f3..257ed9c86de3 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -744,6 +744,9 @@  config IDLE_PAGE_TRACKING
 config ARCH_HAS_CACHE_LINE_SIZE
 	bool
 
+config ARCH_HAS_FILTER_PGPROT
+	bool
+
 config ARCH_HAS_PTE_DEVMAP
 	bool