From: Suravee Suthikulpanit <[email protected]> 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 <[email protected]> --- 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 _______________________________________________ iommu mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/iommu
