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* Balbir Singh <balbir@linux.vnet.ibm.com> wrote: > On Fri, Nov 02, 2007 at 04:53:58PM +0100, Ingo Molnar wrote: > > > > * Balbir Singh <balbir@linux.vnet.ibm.com> wrote: > > > > > Fix the delay accounting regression introduced by commit > > > 75d4ef16a6aa84f708188bada182315f80aab6fa. rq no longer has sched_info > > > data associated with it. task_struct sched_info structure is used by > > > delay accounting to provide back statistics to user space. > > > > no, this really is broken code. sched_clock() is not a generally > > reliable time source so at a minimum the rq->clock fix i mentioned is > > needed. What user-space tools are utilizing delay-accounting by the way? > > We have most of this data available under SCHEDSTATS - how about > > consolidating CONFIG_TASK_DELAY_ACCT into CONFIG_SCHEDSTATS? > > > > Ingo> > Hi, Ingo,> > How about this? thanks, applied. Ingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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