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authorAmit Pundir <amit.pundir@linaro.org>2015-12-14 21:00:39 +0530
committerAmit Pundir <amit.pundir@linaro.org>2015-12-14 21:05:10 +0530
commit3daddaa28cbf7330e6b0fd38241b28458a89a52f (patch)
treefa421994dae2e31a4abc410e2e200a3141a28a43
parent01b53e00f372066d3633ea303e5c2a9f09f1348a (diff)
arm: enable ARCH_MMAP_RND_BITS only for MMU platforms
Signed-off-by: Amit Pundir <amit.pundir@linaro.org>
-rw-r--r--arch/arm/Kconfig3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 424f1576b651..3a350d35901c 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -297,10 +297,12 @@ config MMU
support by paged memory management. If unsure, say 'Y'.
config ARCH_MMAP_RND_BITS_MIN
+ depends on MMU
int
default 8
config ARCH_MMAP_RND_BITS_MAX
+ depends on MMU
int
default 14 if MMU && PAGE_OFFSET=0x40000000
default 15 if MMU && PAGE_OFFSET=0x80000000
@@ -308,6 +310,7 @@ config ARCH_MMAP_RND_BITS_MAX
default 8
config ARCH_MMAP_RND_BITS
+ depends on MMU
int "Number of bits to use for ASLR of mmap base address" if EXPERT
range ARCH_MMAP_RND_BITS_MIN ARCH_MMAP_RND_BITS_MAX
default ARCH_MMAP_RND_BITS_MIN