RE: [PATCH v3 0/2] ARC: Add perf support for ARC700 cores

2013-11-12 Thread Mischa Jonker
> Ah, so its one of those that cannot sample; you might want to fail when we > try and create a sampling event. Good suggestion, I'll create a separate patch for that! > Also, you could consider running an (hr)timer to periodically update the > events so that you don't miss a hardware counter wra

RE: [PATCH v3 0/2] ARC: Add perf support for ARC700 cores

2013-11-12 Thread Mischa Jonker
Hi Peter, > > Please find v3 of my attempt to add support for perf for ARC700 PMU's. > > If possible, it would be nice to get some feedback on the > > implementation from non-ARC/Synopsys people familiar with the perf > subsystem in Linux. > > Anything in particular you wanted feedback on? It loo

Re: [PATCH v3 0/2] ARC: Add perf support for ARC700 cores

2013-11-11 Thread Peter Zijlstra
On Mon, Nov 11, 2013 at 05:27:55PM +0100, Peter Zijlstra wrote: > On Thu, Nov 07, 2013 at 02:55:10PM +0100, Mischa Jonker wrote: > > Hi all, > > > > Please find v3 of my attempt to add support for perf for ARC700 PMU's. If > > possible, it would be nice to get some feedback on the implementation f

Re: [PATCH v3 0/2] ARC: Add perf support for ARC700 cores

2013-11-11 Thread Peter Zijlstra
On Thu, Nov 07, 2013 at 02:55:10PM +0100, Mischa Jonker wrote: > Hi all, > > Please find v3 of my attempt to add support for perf for ARC700 PMU's. If > possible, it would be nice to get some feedback on the implementation from > non-ARC/Synopsys people familiar with the perf subsystem in Linux.

[PATCH v3 0/2] ARC: Add perf support for ARC700 cores

2013-11-07 Thread Mischa Jonker
Hi all, Please find v3 of my attempt to add support for perf for ARC700 PMU's. If possible, it would be nice to get some feedback on the implementation from non-ARC/Synopsys people familiar with the perf subsystem in Linux. Thanks, Mischa v3: split devicetree binding doc into separate