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Date: Fri, 17 May 2013 14:43:30 -0500 From: <suravee.suthikulpanit@....com> To: <linux-kernel@...r.kernel.org>, <a.p.zijlstra@...llo.nl>, <mingo@...hat.com>, <iommu@...ts.linux-foundation.org>, <joro@...tes.org> CC: Suravee Suthikulpanit <suravee.suthikulpanit@....com> Subject: [PATCH 0/2 V3] perf/x86/amd: IOMMU Performance Counter Support From: Suravee Suthikulpanit <suravee.suthikulpanit@....com> These patches implement the AMD IOMMU Performance Counter functionality via custom perf PMU and implement static counting for various IOMMU translations. 1) Extend the AMD IOMMU initialization to include performance counter enablement. 2) The perf AMD IOMMU PMU to manage performance counters, which interface with the AMD IOMMU core driver. Steven L Kinney (1): perf/x86/amd: Adding IOMMU PC resource management Suravee Suthikulpanit (1): perf/x86/amd: AMD IOMMU PC PERF uncore PMU implementation arch/x86/kernel/cpu/Makefile | 2 +- arch/x86/kernel/cpu/perf_event_amd_iommu.c | 500 ++++++++++++++++++++++++++++ arch/x86/kernel/cpu/perf_event_amd_iommu.h | 40 +++ drivers/iommu/amd_iommu_init.c | 121 ++++++- drivers/iommu/amd_iommu_proto.h | 7 + drivers/iommu/amd_iommu_types.h | 12 +- 6 files changed, 675 insertions(+), 7 deletions(-) create mode 100644 arch/x86/kernel/cpu/perf_event_amd_iommu.c create mode 100644 arch/x86/kernel/cpu/perf_event_amd_iommu.h -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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