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2011 Dec 06
1
Re: [RFC/RFT][PATCH 0 of 3] rework locking in sched_adjust
...convenience. Hey Dario, sorry for the long delay in responding. Overall the patch series looks good to me. The only issue I see is that it looks like you introduce a regression between patch 2 and 3 -- that is, if you apply patches 1 and 2, but not 3, then the lock you grab in sched_sedf.c:sedf_adjust() won''t protect against concurrent accesses from other vcpus; nor will it correctly handle updates to the per-vcpu EDOM_INFO() variables. Regressions in mid-patch series are bad because it can mess up bisection. I think a better way of breaking it down would be: * Add scheduler global lo...