On Fri, Apr 24, 2015 at 10:28 AM, Alex Merritt <[email protected]> wrote: > Sephe, > > Thanks, I searched for quite a bit before discovering this module is not in > the 4.0.* release or the 4-branch. It only exists in the master branch. > > Would it be safe to cherry-pick those specific commits to the 4.0 RELEASE > head?
I think it could be cherry-picked to 4.0.x branch. Best Regards, sephe > > Thanks, > Alex > > On Thu, Apr 23, 2015 at 9:28 PM, Sepherosa Ziehau <[email protected]> > wrote: >> >> On Fri, Apr 24, 2015 at 2:32 AM, Alex Merritt <[email protected]> >> wrote: >> > Hello, >> > >> > Can anyone point me to tools that run on DragonFly which access CPU >> > performance counters? Tools like likwid run only on Linux, requiring the >> > "msr" kernel module (arch/x86/kernel/msr.c), or others use some >> > Linux-specific APIs, such as perf_events (the Perf tool). >> > >> > If there are none, what would be required to support one of the common >> > tools? Could we port the MSR API from Linux (even as a hack, initially)? >> >> We have cpuctl module, which could used by userland to access MSRs. >> >> Best Regards, >> sephe >> >> -- >> Tomorrow Will Never Die > > -- Tomorrow Will Never Die
