# eventually, we can have this option just 'select SPARSEMEM'
config MEMORY_HOTPLUG
bool "Allow for memory hot-add"
+ select MEMORY_ISOLATION
depends on SPARSEMEM || X86_64_ACPI_NUMA
depends on ARCH_ENABLE_MEMORY_HOTPLUG
depends on 64BIT || BROKEN
config MEMORY_HOTREMOVE
bool "Allow for memory hot remove"
- select MEMORY_ISOLATION
select HAVE_BOOTMEM_INFO_NODE if (X86_64 || PPC64)
depends on MEMORY_HOTPLUG && ARCH_ENABLE_MEMORY_HOTREMOVE
depends on MIGRATION
config CMA_AREAS
int "Maximum count of the CMA areas"
depends on CMA
+ default 19 if NUMA
default 7
help
CMA allows to create CMA areas for particular purpose, mainly,
used as device private area. This parameter sets the maximum
number of CMA area in the system.
- If unsure, leave the default value "7".
+ If unsure, leave the default value "7" in UMA and "19" in NUMA.
config MEM_SOFT_DIRTY
bool "Track memory changes"
memory; i.e., memory that is only accessible from the device (or
group of devices). You likely also want to select HMM_MIRROR.
+config VMAP_PFN
+ bool
+
config FRAME_VECTOR
bool