> From: Andrew Morton [mailto:[email protected]] > Sent: Wednesday, September 14, 2016 1:54 AM
>> diff --git a/Documentation/kernel-parameters.txt >> b/Documentation/kernel-parameters.txt >> index 623502e..4f1e95b 100644 >> --- a/Documentation/kernel-parameters.txt >> +++ b/Documentation/kernel-parameters.txt >> @@ -33,6 +33,21 @@ can also be entered as Double-quotes can be used >> to protect spaces in values, e.g.: >> param="spaces in here" >> >> +Some of the kernel parameters takes list of CPUs as value e.g.: >> +isolcpus, task_isolation, nohz_full, irqaffinity, rcu_nocbs. >I don't think we have a "task_isolation". What are you trying to refer to >here? Sorry, my glitch, it is another parameter I use which is still not accepted to mainline. See this url: https://lkml.kernel.org/g/[email protected] >> +The format of this list is: >> +<cpu number>,...,<cpu number> >> +or >> +<cpu number>-<cpu number> >> +(must be a positive range in ascending order) or a mixture <cpu >> +number>,...,<cpu number>-<cpu number> Note that for special case of >> +range one can split range into equal size of groups and for each >> +group to use some amount form the begin of that group. >> +<cpu number>-cpu number>:<used size>/<group size> For example one can >> +add to its command line following parameter: >> +isolcpus=1,2,10-20,100-2000:2/25 >> + >I think we can do better here. Please review: Thanks, I reviewed and it looks great. - Noam
