2016-06-08 15:22 GMT+08:00 Ingo Molnar <[email protected]>: > > * Wanpeng Li <[email protected]> wrote: > >> From: Wanpeng Li <[email protected]> >> >> This patch adds guest steal-time support to full dynticks CPU >> time accounting. After the following commit: >> >> ff9a9b4c4334 ("sched, time: Switch VIRT_CPU_ACCOUNTING_GEN to jiffy >> granularity") >> >> ... time sampling became jiffy based, even if it's still listened >> to ring boundaries, so steal_account_process_tick() is reused >> to account how many 'ticks' are stolen-time, after the last accumulation. > > So the 'ring boundary' part still doesn't parse (neither grammatically nor > logically) - please rephrase it because I have no idea what you want to say > here.
It is original from this slides. http://ertl.jp/~shinpei/conf/ospert13/slides/FredericWeisbecker.pdf, slide 28. > > Did you want to say: > >> ... time sampling became jiffy based, even if it's still being context >> tracked, >> so steal_account_process_tick() is reused to account how many 'ticks' are >> stolen-time, after the last accumulation. > > ... which makes sense grammatically but does not make sense to me logically. > :-/ > > Rik, Frederic, could you please help out? > > Thanks, > > Ingo
