On Tue, 25 Nov, at 02:55:09PM, Matt Fleming wrote: > On Fri, 14 Nov, at 09:15:01PM, Matt Fleming wrote: > > From: Matt Fleming <matt.flem...@intel.com> > > > > This patch series adds a new PMU driver for the Intel Cache Monitoring > > hardware feature available in Intel Xeon processors, which allows > > monitoring of LLC occupancy on a task, group or system-wide basis. > > > > The first few patches modify tools/perf to handle per-package counters, > > which necessitates discarding some values when doing per-cpu reads to > > avoid getting duplicate data. The rest add support for the new PMU code. > > > > I've left a notoriously funky bit of code near the end of the series, > > the RMID rotation code, in an attempt to simplify things. Doing the > > rotation provides the ability to multiplex the RMIDs and basically > > overcome the hardware limitation, but the rest of the patches work fine > > without it. But there are a number of scenarios where being able to > > monitor more tasks than RMIDs is extremely useful. > > > > The series is based on tip/perf/core. > > Any feedback on this series? > > Stephane, the original thread is here, > > > https://lkml.kernel.org/r/1415999712-5850-1-git-send-email-m...@console-pimps.org
Ping. -- Matt Fleming, Intel Open Source Technology Center -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
