[deliverable/linux.git] / mm / Kconfig

choice
	prompt "Memory model"
	default DISCONTIGMEM if ARCH_DISCONTIGMEM_DEFAULT
	default FLATMEM

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
Commit	Line	Data
3a9da765 DH	1	choice
3a9da765 DH	2	prompt "Memory model"
3a9da765	3	default DISCONTIGMEM if ARCH_DISCONTIGMEM_DEFAULT
44d0f805	4	default FLATMEM
3a9da765 DH	5
	6	config FLATMEM
	7	bool "Flat Memory"
	8	depends on !ARCH_DISCONTIGMEM_ENABLE \|\| ARCH_FLATMEM_ENABLE
	9	help
	10	This option allows you to change some of the ways that
	11	Linux manages its memory internally. Most users will
	12	only have one option here: FLATMEM. This is normal
	13	and a correct option.
	14
	15	If unsure, choose this option over any other.
	16
	17	config DISCONTIGMEM
	18	bool "Discontigious Memory"
	19	depends on ARCH_DISCONTIGMEM_ENABLE
	20	help
	21	If unsure, choose "Flat Memory" over this option.
	22
	23	endchoice
	24
93b7504e DH	25	#
	26	# Both the NUMA code and DISCONTIGMEM use arrays of pg_data_t's
	27	# to represent different areas of memory. This variable allows
	28	# those dependencies to exist individually.
	29	#
	30	config NEED_MULTIPLE_NODES
	31	def_bool y
	32	depends on DISCONTIGMEM \|\| NUMA