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| author | Michael Ellerman | 2020-11-24 23:05:47 +1100 |
|---|---|---|
| committer | Michael Ellerman | 2020-12-04 01:01:09 +1100 |
| commit | bae80c27fc2195b9e5723d7b05c592e0874f4ba9 (patch) | |
| tree | 324f410688f476edb1f999b265ca950b6f6a7a23 /arch/powerpc/Kconfig | |
| parent | 4c28b32b886f1489c5f510ed8e3f0c4e3dcb59f5 (diff) | |
powerpc: Update NUMA Kconfig description & help text
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
Diffstat (limited to 'arch/powerpc/Kconfig')
| -rw-r--r-- | arch/powerpc/Kconfig | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 4d688b426353..7f4995b245a3 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -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 |