Commit 02c04aff authored by felix's avatar felix Committed by Felix Fu
Browse files

kaslr: add nokaslr memory region Kconfig support 

hulk inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I8TANP


CVE: NA

--------------------------------

add Kconfig NOKASLR_MEM_RANGE support. allow users to mark at
most 4 memory regions as unavailable for kaslr

Signed-off-by: default avatarFelix Fu <fuzhen5@huawei.com>
parent fe62a262

init/Kconfig

+7 −0
Original line number Diff line number Diff line
@@ -2542,3 +2542,10 @@ config ARCH_HAS_SYNC_CORE_BEFORE_USERMODE 
# <asm/syscall_wrapper.h>.

config ARCH_HAS_SYSCALL_WRAPPER

	def_bool n



config NOKASLR_MEM_RANGE

	bool "Allow users to mark at most 4 memory regions as unavailable for kaslr"

	default n

	help

	  Say y here and add kernel parameters as nokaslr=nn[KMG]-ss[KMG] to avoid kaslr

	  place kernel image in such memory regions
 
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