On Saturday 24 Aug 2013 12:14:14 Bruce Hill wrote: > On Sat, Aug 24, 2013 at 10:40:25AM +0100, Mick wrote: > > Hi All, > > > > I'm about to compile a new kernel and running oldconfig brings up this > > new set of options. There is no help available, grep-ping through the > > Documentation wasn't particularly revealing and I haven't found anything > > in Google to help me decide what I need/want out of the three: > > =================================================== > > > > * CPU/Task time and stats accounting > > * > > Cputime accounting > > > > 1. Simple tick based cputime accounting (TICK_CPU_ACCOUNTING) > > > > > 2. Full dynticks CPU time accounting (VIRT_CPU_ACCOUNTING_GEN) (NEW) > > > > > 3. Fine granularity task level IRQ time accounting > > (IRQ_TIME_ACCOUNTING) > > > > choice[1-3]: ? > > > > There is no help available for this option. > > Prompt: Cputime accounting > > > > Location: > > -> General setup > > > > -> CPU/Task time and stats accounting > > > > Defined at init/Kconfig:297 > > Selected by: m > > > > =================================================== > > > > Option 2 seems to have been selected by default, but I am not sure if > > this is right for a laptop. > > > > What have you chosen and why? > > Each of the three options has it's own individual help.
Oops! Thanks for pointing this out and sorry for the noise ... I had only tried "?" instead of "<option_number> ?" Help is also visible and available when using menuconfig. The 2nd option is best for my needs. -- Regards, Mick
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