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authorRavi Bangoria <[email protected]>2022-06-04 10:15:19 +0530
committerArnaldo Carvalho de Melo <[email protected]>2022-06-24 13:18:55 -0300
commit0429796e45ec17eee26d7a59de92271c275d7666 (patch)
tree67023541581bc7cb90f70aad250405c9f550b0ca /tools/perf/util/scripting-engines/trace-event-python.c
parentc1f4f92b7d5d3deeaae758a1a7ed263b1381dd1c (diff)
perf script ibs: Support new IBS bits in raw trace dump
Interpret Additional set of IBS register bits while doing perf report/script raw dump. IBS op PMU ex: $ sudo ./perf record -c 130 -a -e ibs_op/l3missonly=1/ --raw-samples $ sudo ./perf report -D ... ibs_op_ctl: 0000004500070008 MaxCnt 128 L3MissOnly 1 En 1 Val 1 CntCtl 0=cycles CurCnt 69 ibs_op_data: 0000000000710002 CompToRetCtr 2 TagToRetCtr 113 BrnRet 0 RipInvalid 0 BrnFuse 0 Microcode 0 ibs_op_data2: 0000000000000002 CacheHitSt 0=M-state RmtNode 0 DataSrc 2=A peer cache in a near CCX ibs_op_data3: 000000681d1700a1 LdOp 1 StOp 0 DcL1TlbMiss 0 DcL2TlbMiss 0 DcL1TlbHit2M 0 DcL1TlbHit1G 1 DcL2TlbHit2M 0 DcMiss 1 DcMisAcc 0 DcWcMemAcc 0 DcUcMemAcc 0 DcLockedOp 0 DcMissNoMabAlloc 1 DcLinAddrValid 1 DcPhyAddrValid 1 DcL2TlbHit1G 0 L2Miss 1 SwPf 0 OpMemWidth 8 bytes OpDcMissOpenMemReqs 7 DcMissLat 104 TlbRefillLat 0 IBS Fetch PMU ex: $ sudo ./perf record -c 130 -a -e ibs_fetch/l3missonly=1/ --raw-samples $ sudo ./perf report -D ... ibs_fetch_ctl: 3c1f00c700080008 MaxCnt 128 Cnt 128 Lat 199 En 1 Val 1 Comp 1 IcMiss 1 PhyAddrValid 1 L1TlbPgSz 4KB L1TlbMiss 0 L2TlbMiss 0 RandEn 0 L2Miss 1 L3MissOnly 1 FetchOcMiss 1 FetchL3Miss 1 With the DataSrc extensions, the source of data can be decoded among: - Local L3 or other L1/L2 in CCX. - A peer cache in a near CCX. - Data returned from DRAM. - A peer cache in a far CCX. - DRAM address map with "long latency" bit set. - Data returned from MMIO/Config/PCI/APIC. - Extension Memory (S-Link, GenZ, etc - identified by the CS target and/or address map at DF's choice). - Peer Agent Memory. Signed-off-by: Ravi Bangoria <[email protected]> Acked-by: Namhyung Kim <[email protected]> Cc: Ananth Narayan <[email protected]> Cc: Andi Kleen <[email protected]> Cc: Borislav Petkov <[email protected]> Cc: Ian Rogers <[email protected]> Cc: Ingo Molnar <[email protected]> Cc: James Clark <[email protected]> Cc: Jiri Olsa <[email protected]> Cc: Kan Liang <[email protected]> Cc: Kim Phillips <[email protected]> Cc: Leo Yan <[email protected]> Cc: Mark Rutland <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Robert Richter <[email protected]> Cc: Sandipan Das <[email protected]> Cc: Santosh Shukla <[email protected]> Cc: Stephane Eranian <[email protected]> Cc: Thomas Gleixner <[email protected]> Cc: [email protected] Cc: [email protected] Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
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