Messages in this thread | | | Date | Wed, 14 May 2014 13:02:38 -0400 | From | Tejun Heo <> | Subject | Re: [REGRESSION] funny sched_domain build failure during resume |
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On Wed, May 14, 2014 at 04:00:34PM +0200, Peter Zijlstra wrote: > Does something like the below help any? I noticed those things (cpudl > and cpupri) had [NR_CPUS] arrays, which is always 'fun'. > > The below is a mostly no thought involved conversion of cpudl which > boots, I'll also do cpupri and then actually stare at the algorithms to > see if I didn't make any obvious fails.
Yeah, should avoid large allocation on reasonably sized machines and I don't think 2k CPU machines suspend regularly. Prolly good / safe enough for -stable port? It'd be still nice to avoid allocations if possible during online tho given that the operation happens while mm is mostly crippled.
Thanks.
-- tejun
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