Commit d253b440 authored by Laura Abbott's avatar Laura Abbott Committed by Catalin Marinas

arm64: Add missing Kconfig for CONFIG_STRICT_DEVMEM

The Kconfig for CONFIG_STRICT_DEVMEM is missing despite being
used in mmap.c. Add it.
Signed-off-by: default avatarLaura Abbott <lauraa@codeaurora.org>
Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent ff268ff7
......@@ -6,6 +6,20 @@ config FRAME_POINTER
bool
default y
config STRICT_DEVMEM
bool "Filter access to /dev/mem"
depends on MMU
help
If this option is disabled, you allow userspace (root) access to all
of memory, including kernel and userspace memory. Accidental
access to this is obviously disastrous, but specific access can
be used by people debugging the kernel.
If this option is switched on, the /dev/mem file only allows
userspace access to memory mapped peripherals.
If in doubt, say Y.
config EARLY_PRINTK
bool "Early printk support"
default y
......
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