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-rw-r--r--arch/x86/Kconfig16
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index c9148e268512..0fdc120de8d3 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -103,6 +103,8 @@ config X86
select DCACHE_WORD_ACCESS
select GENERIC_SMP_IDLE_THREAD
select ARCH_WANT_IPC_PARSE_VERSION if X86_32
+ select HAVE_ARCH_MMAP_RND_BITS if MMU
+ select HAVE_ARCH_MMAP_RND_COMPAT_BITS if MMU && COMPAT
select HAVE_ARCH_SECCOMP_FILTER
select BUILDTIME_EXTABLE_SORT
select GENERIC_CMOS_UPDATE
@@ -168,6 +170,20 @@ config HAVE_LATENCYTOP_SUPPORT
config MMU
def_bool y
+config ARCH_MMAP_RND_BITS_MIN
+ default 28 if 64BIT
+ default 8
+
+config ARCH_MMAP_RND_BITS_MAX
+ default 32 if 64BIT
+ default 16
+
+config ARCH_MMAP_RND_COMPAT_BITS_MIN
+ default 8
+
+config ARCH_MMAP_RND_COMPAT_BITS_MAX
+ default 16
+
config SBUS
bool