On 08/26/2011 04:59 PM, stephane eranian wrote: > On Fri, Aug 26, 2011 at 4:52 PM, Stijn Polfliet > <stijn.polfl...@elis.ugent.be> wrote: >> Hi All, >> >> Is it possible using libpfm4-1 to get the register values belonging to a >> PEBS sample? >> > To do that you need kernel support. There is no patch for this just yet. > For now, the kernel only exports the PEBS IP (when requesting precise_ip). Is there any experimental work going on for this? Any pointers on how to implement this or who I should contact?
Thanks! Stijn > > >> I have successfully extracted the instruction pointer (using the >> perf_util.c helper), but I would like to know the values of eax, ebx, etc... >> Is there any way to directly access the PEBS Buffer from userspace? I >> thought to find this in the mmapp'ed region but I must be >> misunderstanding something. >> >> Thanks for your help, >> Stijn >> >> ------------------------------------------------------------------------------ >> EMC VNX: the world's simplest storage, starting under $10K >> The only unified storage solution that offers unified management >> Up to 160% more powerful than alternatives and 25% more efficient. >> Guaranteed. http://p.sf.net/sfu/emc-vnx-dev2dev >> _______________________________________________ >> perfmon2-devel mailing list >> perfmon2-devel@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/perfmon2-devel >> ------------------------------------------------------------------------------ EMC VNX: the world's simplest storage, starting under $10K The only unified storage solution that offers unified management Up to 160% more powerful than alternatives and 25% more efficient. Guaranteed. http://p.sf.net/sfu/emc-vnx-dev2dev _______________________________________________ perfmon2-devel mailing list perfmon2-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/perfmon2-devel
