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- choice
- prompt "Memory model"
- default FLATMEM
- default SPARSEMEM if ARCH_SPARSEMEM_DEFAULT
- default DISCONTIGMEM if ARCH_DISCONTIGMEM_DEFAULT
- config FLATMEM
- bool "Flat Memory"
- depends on !ARCH_DISCONTIGMEM_ENABLE || ARCH_FLATMEM_ENABLE
- help
- This option allows you to change some of the ways that
- Linux manages its memory internally. Most users will
- only have one option here: FLATMEM. This is normal
- and a correct option.
- If unsure, choose this option over any other.
- config DISCONTIGMEM
- bool "Discontigious Memory"
- depends on ARCH_DISCONTIGMEM_ENABLE
- help
- If unsure, choose "Flat Memory" over this option.
- endchoice
- #
- # Both the NUMA code and DISCONTIGMEM use arrays of pg_data_t's
- # to represent different areas of memory. This variable allows
- # those dependencies to exist individually.
- #
- config NEED_MULTIPLE_NODES
- def_bool y
- depends on DISCONTIGMEM || NUMA
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