Messages in this thread | | | Subject | Re: [PATCH -rt] use SA_NODELAY for XScale PMU interrupts | From | Arjan van de Ven <> | Date | Fri, 08 Sep 2006 23:27:49 +0200 |
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On Fri, 2006-09-08 at 12:22 -0700, Kevin Hilman wrote: > In the XScale oprofile support, the performance monitoring unit (PMU) > triggers interrupts and the ISR reads out the performance data. These > ISRs are currently set to SA_INTERRUPT. In order to get accurate > performance and profiling data under PREEMPT_RT, these should use > SA_NODELAY. The functions called by this ISR are limited to > drivers/oprofile functions. > > Patch against 2.6.18-rt8
hmm I thought the SA_ flags were deprecated ???
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