Re: [PATCH] perf_events: fix Pentium4 raw event validation

From: Cyrill Gorcunov
Date: Tue Jan 25 2011 - 11:49:15 EST

On 01/25/2011 06:32 PM, Stephane Eranian wrote:
> This patches fixes some issies with raw event validation on Pentium 4 (Netburst)
> processors.
> As I was testing libpfm4 Netburst support, I ran into two problems in the
> p4_validate_raw_event() function:
> - the shared field must be checked ONLY when HT is on
> - the binding to ESCR register was missing
> The second item was causing raw events to not be encoded correctly compared
> to generic PMU events.
> With this patch, I can now pass Netburst events to libpfm4 examples and
> get meaningful results:
> $ task -e global_power_events:running:u noploop 1
> noploop for 1 seconds
> 3,206,304,898 global_power_events:running
> Signed-off-by: Stephane Eranian <eranian@xxxxxxxxxx>

Thanks a lot Stephane!

Acked-by: Cyrill Gorcunov <gorcunov@xxxxxxxxxx>
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