Re: [PATCH v4] perf/x86/intel: Add support for MISPREDICT bit on Knights Landing cpus

2018-08-27 Thread Jacek Tomaka
> On 2 Aug 2018, at 6:07 pm, Thomas Gleixner wrote: > > The actiual purpose of sending V4 which is identical to V3 is? > >> >> Signed-off-by: Jacek Tomaka >> --- Yes, thanks. I missed it initially, sorry. > It's good practice to add a > > V3 -> V4: changed foo > V2 -> V3: fixed bla > ...

Re: [PATCH v4] perf/x86/intel: Add support for MISPREDICT bit on Knights Landing cpus

2018-08-02 Thread Thomas Gleixner
On Thu, 2 Aug 2018, Jacek Tomaka wrote: The actiual purpose of sending V4 which is identical to V3 is? > > Signed-off-by: Jacek Tomaka > --- It's good practice to add a V3 -> V4: changed foo V2 -> V3: fixed bla ... section to patches which have more than one version. Thanks, tglx

[PATCH v4] perf/x86/intel: Add support for MISPREDICT bit on Knights Landing cpus

2018-08-01 Thread Jacek Tomaka
From: Jacek Tomaka Problem: perf did not show branch predicted/mispredicted bit in brstack. Output of perf -F brstack for profile collected Before: 0x4fdbcd/0x4fdc03/-/-/-/0 0x45f4c1/0x4fdba0/-/-/-/0 0x45f544/0x45f4bb/-/-/-/0 0x45f555/0x45f53c/-/-/-/0 0x7f66901cc24b/0x45f555/-/-/-/0 0x7f66901cc