[PATCH 3/4] um: Avoid redefining ARCH_HAS_CACHE_LINE_SIZE

Tiwei Bie tiwei.bie at linux.dev
Tue Jul 8 02:04:02 PDT 2025


From: Tiwei Bie <tiwei.btw at antgroup.com>

There is a generic ARCH_HAS_CACHE_LINE_SIZE option introduced by
commit c2280be81de4 ("mm: generalize ARCH_HAS_CACHE_LINE_SIZE")
in mm/Kconfig. Select that instead.

Signed-off-by: Tiwei Bie <tiwei.btw at antgroup.com>
---
 arch/um/Kconfig | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/um/Kconfig b/arch/um/Kconfig
index c2d2d2d99bbe..9083bfdb7735 100644
--- a/arch/um/Kconfig
+++ b/arch/um/Kconfig
@@ -6,6 +6,7 @@ config UML
 	bool
 	default y
 	select ARCH_WANTS_DYNAMIC_TASK_STRUCT
+	select ARCH_HAS_CACHE_LINE_SIZE
 	select ARCH_HAS_CPU_FINALIZE_INIT
 	select ARCH_HAS_FORTIFY_SOURCE
 	select ARCH_HAS_GCOV_PROFILE_ALL
@@ -83,9 +84,6 @@ config NR_CPUS
 	range 1 1
 	default 1
 
-config ARCH_HAS_CACHE_LINE_SIZE
-	def_bool y
-
 source "arch/$(HEADER_ARCH)/um/Kconfig"
 
 config MAY_HAVE_RUNTIME_DEPS
-- 
2.34.1




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