Messages in this thread Patch in this message | | | From | Suravee Suthikulpanit <> | Subject | [PATCH] perf/x86/amd: Adding support for new IOMMU performance event | Date | Fri, 11 Dec 2015 16:53:17 -0600 |
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From: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
This patch adds new IOMMU performance event based on the information in table 74 of the AMD I/O Virtualization Technology (IOMMU) Specification (Document Id: 4882, Rev 2.62, Feb 2015)
Link: http://support.amd.com/TechDocs/48882_IOMMU.pdf Signed-off-by: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com> --- arch/x86/kernel/cpu/perf_event_amd_iommu.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/arch/x86/kernel/cpu/perf_event_amd_iommu.c b/arch/x86/kernel/cpu/perf_event_amd_iommu.c index 97242a9..86f8259 100644 --- a/arch/x86/kernel/cpu/perf_event_amd_iommu.c +++ b/arch/x86/kernel/cpu/perf_event_amd_iommu.c @@ -118,6 +118,11 @@ static struct amd_iommu_event_desc amd_iommu_v2_event_descs[] = { AMD_IOMMU_EVENT_DESC(cmd_processed, "csource=0x11"), AMD_IOMMU_EVENT_DESC(cmd_processed_inv, "csource=0x12"), AMD_IOMMU_EVENT_DESC(tlb_inv, "csource=0x13"), + AMD_IOMMU_EVENT_DESC(ign_rd_wr_mmio_1ff8h, "csource=0x14"), + AMD_IOMMU_EVENT_DESC(vapic_int_non_guest, "csource=0x15"), + AMD_IOMMU_EVENT_DESC(vapic_int_guest, "csource=0x16"), + AMD_IOMMU_EVENT_DESC(smi_recv, "csource=0x17"), + AMD_IOMMU_EVENT_DESC(smi_blk, "csource=0x18"), { /* end: all zeroes */ }, }; -- 1.9.1
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