Re: [BUG] perf_event: no PMU interrupt on OMAP4 with 3.2.0 (Pandaboard)

2012-01-11 Thread Paul Walmsley
On Fri, 6 Jan 2012, Stephane Eranian wrote: I have attached my 3.2.0 changes to this message. With that, I get perf_event to register PMU interrupts 33 and 34. However, they don't fire when I count therefore the counts are bogus (counters wrap around). Consider verifying first that register

[BUG] perf_event: no PMU interrupt on OMAP4 with 3.2.0 (Pandaboard)

2012-01-06 Thread Stephane Eranian
Hi, I am trying to get perf_event to work properly on my OMAP4 Pandabaord running the 3.2.0 kernel. I am the developer on libpfm4 and a regular contributor to the perf_event subsystem and perf tool. I want to use a Pandaboard to test libpfm4 ARM support. I have been talking with Will Deacon and