[PATCH 6/6] arm64: enable a distinct type for HW PTEs

Muhammad Usama Anjum usama.anjum at arm.com
Mon Sep 14 06:51:36 PDT 2026


With HW PTE pointers and direct HW PTE accesses converted, arm64 can use
the generic hw_pte_t wrapper instead of the pte_t alias.

Select ARCH_HAS_HW_PTE_T to give HW PTEs and SW PTE values distinct C
types.

Signed-off-by: Muhammad Usama Anjum <usama.anjum at arm.com>
---
 arch/arm64/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 2bbeded33da0d..42841d5e2ed26 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -31,6 +31,7 @@ config ARM64
 	select ARCH_HAS_FORTIFY_SOURCE
 	select ARCH_HAS_GCOV_PROFILE_ALL
 	select ARCH_HAS_GIGANTIC_PAGE
+	select ARCH_HAS_HW_PTE_T
 	select ARCH_HAS_KCOV
 	select ARCH_HAS_KERNEL_FPU_SUPPORT if KERNEL_MODE_NEON
 	select ARCH_HAS_KEEPINITRD

-- 
2.47.3




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