Re: [PATCH] docs: kernel-parameters: mark numa=off is supported by a bundle of architectures
From: Palmer Dabbelt <palmer@dabbelt.com>
Date: 2021-05-29 22:57:50
Also in:
linux-arm-kernel, linux-riscv, linuxppc-dev, lkml
On Sun, 23 May 2021 22:17:15 PDT (-0700), song.bao.hua@hisilicon.com wrote:
quoted hunk ↗ jump to hunk
risc-v and arm64 support numa=off by common arch_numa_init() in drivers/base/arch_numa.c. x86, ppc, mips, sparc support it by arch-level early_param. numa=off is widely used in linux distributions. it is better to document it. Signed-off-by: Barry Song <redacted> --- Documentation/admin-guide/kernel-parameters.txt | 3 +++ 1 file changed, 3 insertions(+)diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index cb89dbdedc46..a388fbdaa2ec 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt@@ -3513,6 +3513,9 @@ nr_uarts= [SERIAL] maximum number of UARTs to be registered. + numa=off [KNL, ARM64, PPC, RISCV, SPARC, X86] Disable NUMA, Only + set up a single NUMA node spanning all memory. + numa_balancing= [KNL,ARM64,PPC,RISCV,S390,X86] Enable or disable automatic NUMA balancing. Allowed values are enable and disable
Acked-by: Palmer Dabbelt <redacted> Thanks!