arm64: Kconfig: Add CONFIG_UNMAP_KERNEL_AT_EL0
Add a Kconfig entry to control use of the entry trampoline, which allows us to unmap the kernel whilst running in userspace and improve the robustness of KASLR. Reviewed-by:Mark Rutland <mark.rutland@arm.com> Tested-by:
Laura Abbott <labbott@redhat.com> Tested-by:
Shanker Donthineni <shankerd@codeaurora.org> Signed-off-by:
Will Deacon <will.deacon@arm.com>
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