Messages in this thread | | | Date | Mon, 7 Oct 2013 12:57:54 +0800 | Subject | Re: [PATCH V3]hrtimer: Fix a performance regression by disable reprogramming in remove_hrtimer | From | Ethan Zhao <> |
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Got it.
On Mon, Oct 7, 2013 at 12:41 PM, Mike Galbraith <bitbucket@online.de> wrote: > On Fri, 2013-10-04 at 20:06 +0800, Ethan Zhao wrote: >> Mike, Peter, >> Seems lots of work has been done these days, studious guys. those >> patches merged in last stable/dev branch (fix performance regression >> caused by extra rtimer programming and rescheduling IPI,confusing >> idle... etc) ? So I could just do a lazy pull for test with my >> environment. I need catch up with other mail loops with my vacation >> again. > > Massive timer overhead seems to have crawled off and died while I wasn't > looking. Peter's fix for IPI woes.. > > tip commit ea811747 sched, idle: Fix the idle polling state logic > > ..hasn't yet swum upstream. > > -Mike >
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