Messages in this thread | | | Subject | Re: [PATCH 09/11] sched: export task_prio to GPL modules | From | Peter Zijlstra <> | Date | Thu, 01 Dec 2011 23:10:07 +0100 |
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On Thu, 2011-12-01 at 17:04 -0500, Mathieu Desnoyers wrote: > * Peter Zijlstra (peterz@infradead.org) wrote: > > On Thu, 2011-12-01 at 16:41 -0500, Mathieu Desnoyers wrote: > > > LTTng needs this symbol to prepend the current task dynamic priority > > > value to events (optional context information). > > > > I absolutely detest exporting such stuff. It propagates the idea that > > task prio actually means something. Also, modules really shouldn't care. > > People debugging their SCHED_FIFO/SCHED_RR applications, as well as > users of priority-inheritance futexes, may happen to find this > information extremely useful. > > Just saying...
Right until the moment we go do deadlines.. Anyway, it still doesn't make sense, your sched_switch() tracepoint handler gets this information, why do you need this export at all?
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