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author | Jiaxun Yang <jiaxun.yang@flygoat.com> | 2023-05-22 01:31:22 +0300 |
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committer | Thomas Bogendoerfer <tsbogend@alpha.franken.de> | 2023-06-09 11:34:14 +0300 |
commit | 96cb8ae28c652e7ef0633b1c0786eb0f529ed516 (patch) | |
tree | 3490ae910dca2655c0fd16b9ece2d4974dc9e886 /Documentation/admin-guide | |
parent | dfbd992e0ef2319b869bf69fe649d34d2dc49e4b (diff) | |
download | linux-96cb8ae28c652e7ef0633b1c0786eb0f529ed516.tar.xz |
MIPS: Rework smt cmdline parameters
Provide a generic smt parameters interface aligned with s390
to allow users to limit smt usage and threads per core.
It replaced previous undocumented "nothreads" parameter for
smp-cps which is ambiguous and does not cover smp-mt.
Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Diffstat (limited to 'Documentation/admin-guide')
-rw-r--r-- | Documentation/admin-guide/kernel-parameters.txt | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 9e5bab29685f..50439f410adc 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -3838,7 +3838,7 @@ nosmp [SMP] Tells an SMP kernel to act as a UP kernel, and disable the IO APIC. legacy for "maxcpus=0". - nosmt [KNL,S390] Disable symmetric multithreading (SMT). + nosmt [KNL,MIPS,S390] Disable symmetric multithreading (SMT). Equivalent to smt=1. [KNL,X86] Disable symmetric multithreading (SMT). @@ -5735,7 +5735,7 @@ 1: Fast pin select (default) 2: ATC IRMode - smt= [KNL,S390] Set the maximum number of threads (logical + smt= [KNL,MIPS,S390] Set the maximum number of threads (logical CPUs) to use per physical CPU on systems capable of symmetric multithreading (SMT). Will be capped to the actual hardware limit. |