Messages in this thread | | | Subject | Re: Random scheduler/unaligned accesses crashes with perf lock events on sparc 64 | From | Peter Zijlstra <> | Date | Tue, 06 Apr 2010 14:57:35 +0200 |
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On Tue, 2010-04-06 at 14:54 +0200, Mike Galbraith wrote: > > ARGH.. yes > > > > Also, I guess that should live in perf_output_lock/unlock() not in > > perf_event_task_output(). > > > > Egads, how to fix that > > Damn, so deadlock fix isn't a fix. No idea.
well it is,. but it breaks sparc..
I'm currently compile testing a bunch to fix all that up by doing what davem suggested: local_irq_save_nmi()/local_irq_restore_nmi().
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