On Thu, Nov 15, 2012 at 03:31:49PM -0600, Jacob Shin wrote: > The following patchset enables 4 additional performance counters in > AMD family 15h processors that counts northbridge events -- such as > number of DRAM accesses. > > This patchset is based on top of previous work done by Robert Richter > <r...@kernel.org> : > > https://lkml.org/lkml/2012/6/19/324
Sorry this is a bit unclear, let me clarify, this patchset takes 2 of Robert's patches from above, and adds 2 more of my own. So these 4 patches are all that's needed to enable AMD family 15h northbridge performance counters. If things look okay, please apply to perf/core. Thanks! > > The main differences are: > > - The northbridge counters are indexed contiguously right above the > core performance counters. > > - MSR address offset calculations are moved to architecture specific > files. > > - Interrups are set up to be delivered only to a single core. > > V2: > Seprate out Robert's patches, and add properly ordered certificate of > origins. > > Jacob Shin (2): > perf, x86: Move MSR address offset calculation to architecture > specific files > perf, amd: Enable northbridge performance counters on AMD family 15h > > Robert Richter (2): > perf, amd: Rework northbridge event constraints handler > perf, amd: Generalize northbridge constraints code for family 15h > > arch/x86/include/asm/cpufeature.h | 2 + > arch/x86/include/asm/msr-index.h | 2 + > arch/x86/include/asm/perf_event.h | 6 + > arch/x86/kernel/cpu/perf_event.h | 21 +-- > arch/x86/kernel/cpu/perf_event_amd.c | 246 > ++++++++++++++++++++++++---------- > 5 files changed, 187 insertions(+), 90 deletions(-) > > -- > 1.7.9.5 > -- 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/
