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powerpc: Update NUMA Kconfig description & help text

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Update the NUMA Kconfig description to match other architectures, and
add some help text. Shamelessly borrowed from x86/arm64.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Reviewed-by: Randy Dunlap <rdunlap@infradead.org>
Link: https://lore.kernel.org/r/20201124120547.1940635-3-mpe@ellerman.id.au
This commit is contained in:
Michael Ellerman 2020-11-24 23:05:47 +11:00
parent 4c28b32b88
commit bae80c27fc
1 changed files with 7 additions and 1 deletions
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arch/powerpc/Kconfig
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@ -659,9 +659,15 @@ config IRQ_ALL_CPUS
reported with SMP Power Macintoshes with this option enabled.
config NUMA
bool "NUMA support"
bool "NUMA Memory Allocation and Scheduler Support"
depends on PPC64 && SMP
default y if PPC_PSERIES || PPC_POWERNV
help
Enable NUMA (Non-Uniform Memory Access) support.
The kernel will try to allocate memory used by a CPU on the
local memory controller of the CPU and add some more
NUMA awareness to the kernel.
config NODES_SHIFT
int