Messages in this thread | | | Date | Mon, 22 Aug 2005 09:41:39 +0200 | From | Ingo Molnar <> | Subject | Re: [PATCH 2.6.13-rc6-rt9] PI aware dynamic priority adjustment |
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* Ingo Molnar <mingo@elte.hu> wrote:
> > Quite contrary it makes the system more snappy and the overall test > > latencies go down. > > we can undo that flag - it's indeed only a couple of cycles worth of > optimization, which wont count for most workloads. I've applied your > patch, but we need to do those cleanups and the fact needs to be > documented that !MUTEX_IRQS_OFF is not safe anymore. (most likely this > means that the MUTEX_IRQS_OFF flag and all related changes needs to be > gotten rid of)
your patch gets rid of the flag, but not of all side-effects: e.g. trace_local_irq_enable(ti) only takes a 'ti' parameter for !MUTEX_IRQS_OFF - which does not exist anymore.
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