Messages in this thread | | | Date | Tue, 7 Jun 2016 12:20:54 +0100 | From | Mel Gorman <> | Subject | Re: [patch] futex: Fix v4.6+ ltp futex_wait04 regression |
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On Tue, Jun 07, 2016 at 11:50:56AM +0100, Mel Gorman wrote: > On Mon, Jun 06, 2016 at 11:40:41AM +0200, Mike Galbraith wrote: > > Hi Mel (who is out of the office today), > > > > Adding Davidlohr who did a lot of the work debugging my initial > prototype. > > > I initially reported this on the rt-users list, thinking at the time > > that it was only showing up in -rt kernels, but that turned out to not > > be the case, it just requires an enterprise config for some reason mm > > folks will likely recognize instantly. I just happen to use same when > > building devel -rt trees to at least get some build warning coverage. > > > > Can you post the exact config? I used an enterprise config and was unable > to reproduce the problem on 4.6. I'll be trying 4.7-rc1 after finishing > this mail even though the optimisation was introduced before 4.6. >
Never mind, I reproduced the problem and reckon I know where the problem is. I'll keep poking at it.
-- Mel Gorman SUSE Labs
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