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-rw-r--r--arch/um/Kconfig.i3864
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/um/Kconfig.i386 b/arch/um/Kconfig.i386
index 8ad156a00499..5d92cacd56c6 100644
--- a/arch/um/Kconfig.i386
+++ b/arch/um/Kconfig.i386
@@ -42,3 +42,7 @@ config ARCH_HAS_SC_SIGNALS
config ARCH_REUSE_HOST_VSYSCALL_AREA
bool
default y
+
+config X86_CMPXCHG
+ bool
+ default y