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[MIPS] Cleanup ARCH_DISCONTIGMEM_ENABLE and NUMA configuration.

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IP27 configuration isn't the only NUMA system - it just happens to be
the currently only supported MIPS NUMA system.  So move the necessary
options back into the main MIPS Kconfig file.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle 2006-06-11 23:03:08 +01:00
parent 3e0ba410a5
commit d8cb4e119f
2 changed files with 23 additions and 17 deletions
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23
arch/mips/Kconfig
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@ -601,6 +601,7 @@ config SGI_IP27
select SYS_HAS_CPU_R10000 select SYS_HAS_CPU_R10000
select SYS_SUPPORTS_64BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL
select SYS_SUPPORTS_BIG_ENDIAN select SYS_SUPPORTS_BIG_ENDIAN
select SYS_SUPPORTS_NUMA
help help
This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
workstations. To compile a Linux kernel that runs on these, say Y workstations. To compile a Linux kernel that runs on these, say Y
@ -1631,6 +1632,28 @@ config ARCH_FLATMEM_ENABLE
def_bool y def_bool y
depends on !NUMA depends on !NUMA
config ARCH_DISCONTIGMEM_ENABLE
bool
default y if SGI_IP27
help
Say Y to upport 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> for more.
config NUMA
bool "NUMA Support"
depends on SYS_SUPPORTS_NUMA
help
Say Y to compile the kernel to support NUMA (Non-Uniform Memory
Access). This option improves performance on systems with more
than two nodes; on two node systems it is generally better to
leave it disabled; on single node systems disable this option
disabled.
config SYS_SUPPORTS_NUMA
bool
config NODES_SHIFT config NODES_SHIFT
int int
default "6" default "6"

17
arch/mips/sgi-ip27/Kconfig
View file

@ -13,23 +13,6 @@ config SGI_SN0_N_MODE
which allows for more memory. Your system is most probably which allows for more memory. Your system is most probably
running in M-Mode, so you should say N here. running in M-Mode, so you should say N here.
config ARCH_DISCONTIGMEM_ENABLE
bool
default y if SGI_IP27
help
Say Y to upport 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> for more.
config NUMA
bool "NUMA Support"
depends on SGI_IP27
help
Say Y to compile the kernel to support NUMA (Non-Uniform Memory
Access). This option is for configuring high-end multiprocessor
server machines. If in doubt, say N.
config MAPPED_KERNEL config MAPPED_KERNEL
bool "Mapped kernel support" bool "Mapped kernel support"
depends on SGI_IP27 depends on SGI_IP27