CONFIG_ARM_PATCH_PHYS_VIRT is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
Patch physical to virtual translations at runtime (EXPERIMENTAL)
configname: CONFIG_ARM_PATCH_PHYS_VIRT
Linux Kernel Configuration
└─>Patch physical to virtual translations at runtime (EXPERIMENTAL)
In linux kernel since version 2.6.39 (release Date: 2011-05-18)
Patch phys-to-virt translation functions at runtime according to
the position of the kernel in system memory.
This can only be used with non-XIP with MMU kernels where
the base of physical memory is at a 16MB boundary.
the position of the kernel in system memory.
This can only be used with non-XIP with MMU kernels where
the base of physical memory is at a 16MB boundary.
depends
CONFIG_EXPERIMENTALCONFIG_MMU
NOT CONFIG_XIP_KERNEL
NOT CONFIG_ARCH_REALVIEW or NOT CONFIG_SPARSEMEM