tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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doc: document the relax_domain_level kernel boot argument

Document the kernel boot parameter: relax_domain_level=.

Signed-off-by: Paul Jackson <pj@sgi.com>
Cc: Michael Kerrisk <mtk.manpages@googlemail.com>
Reviewed-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

authored by

Paul Jackson and committed by
Linus Torvalds 46b6d94e d823f6bf

+7
+3
Documentation/cpusets.txt
··· 546 546 ( 4 : search nodes in a chunk of node [on NUMA system] ) 547 547 ( 5 : search system wide [on NUMA system] ) 548 548 549 + The system default is architecture dependent. The system default 550 + can be changed using the relax_domain_level= boot parameter. 551 + 549 552 This file is per-cpuset and affect the sched domain where the cpuset 550 553 belongs to. Therefore if the flag 'sched_load_balance' of a cpuset 551 554 is disabled, then 'sched_relax_domain_level' have no effect since
+4
Documentation/kernel-parameters.txt
··· 1679 1679 Format: <reboot_mode>[,<reboot_mode2>[,...]] 1680 1680 See arch/*/kernel/reboot.c or arch/*/kernel/process.c 1681 1681 1682 + relax_domain_level= 1683 + [KNL, SMP] Set scheduler's default relax_domain_level. 1684 + See Documentation/cpusets.txt. 1685 + 1682 1686 reserve= [KNL,BUGS] Force the kernel to ignore some iomem area 1683 1687 1684 1688 reservetop= [X86-32]