select CPU_NO_EFFICIENT_FFS if !ALPHA_EV67
select MMU_GATHER_NO_RANGE
select SET_FS
+ select SPARSEMEM_EXTREME if SPARSEMEM
help
The Alpha is a 64-bit general-purpose processor designed and
marketed by the Digital Equipment Corporation of blessed memory,
config ARCH_DISCONTIGMEM_ENABLE
bool "Discontiguous Memory Support"
+ depends on BROKEN
help
Say Y to support efficient handling of discontiguous physical memory,
for architectures which are either NUMA (Non-Uniform Memory Access)
or have huge holes in the physical address space for other reasons.
See <file:Documentation/vm/numa.rst> for more.
+config ARCH_SPARSEMEM_ENABLE
+ bool "Sparse Memory Support"
+ help
+ Say Y to support efficient handling of discontiguous physical memory,
+ for systems that have huge holes in the physical address space.
+
config NUMA
bool "NUMA Support (EXPERIMENTAL)"
depends on DISCONTIGMEM && BROKEN