scripts/python/powerpc-hcalls.py

0001 # SPDX-License-Identifier: GPL-2.0+
0002 #
0003 # Copyright (C) 2018 Ravi Bangoria, IBM Corporation
0004 #
0005 # Hypervisor call statisics
0006
0007 from __future__ import print_function
0008
0009 import os
0010 import sys
0011
0012 sys.path.append(os.environ['PERF_EXEC_PATH'] + \
0013     '/scripts/python/Perf-Trace-Util/lib/Perf/Trace')
0014
0015 from perf_trace_context import *
0016 from Core import *
0017 from Util import *
0018
0019 # output: {
0020 #   opcode: {
0021 #       'min': minimum time nsec
0022 #       'max': maximum time nsec
0023 #       'time': average time nsec
0024 #       'cnt': counter
0025 #   } ...
0026 # }
0027 output = {}
0028
0029 # d_enter: {
0030 #   cpu: {
0031 #       opcode: nsec
0032 #   } ...
0033 # }
0034 d_enter = {}
0035
0036 hcall_table = {
0037     4: 'H_REMOVE',
0038     8: 'H_ENTER',
0039     12: 'H_READ',
0040     16: 'H_CLEAR_MOD',
0041     20: 'H_CLEAR_REF',
0042     24: 'H_PROTECT',
0043     28: 'H_GET_TCE',
0044     32: 'H_PUT_TCE',
0045     36: 'H_SET_SPRG0',
0046     40: 'H_SET_DABR',
0047     44: 'H_PAGE_INIT',
0048     48: 'H_SET_ASR',
0049     52: 'H_ASR_ON',
0050     56: 'H_ASR_OFF',
0051     60: 'H_LOGICAL_CI_LOAD',
0052     64: 'H_LOGICAL_CI_STORE',
0053     68: 'H_LOGICAL_CACHE_LOAD',
0054     72: 'H_LOGICAL_CACHE_STORE',
0055     76: 'H_LOGICAL_ICBI',
0056     80: 'H_LOGICAL_DCBF',
0057     84: 'H_GET_TERM_CHAR',
0058     88: 'H_PUT_TERM_CHAR',
0059     92: 'H_REAL_TO_LOGICAL',
0060     96: 'H_HYPERVISOR_DATA',
0061     100: 'H_EOI',
0062     104: 'H_CPPR',
0063     108: 'H_IPI',
0064     112: 'H_IPOLL',
0065     116: 'H_XIRR',
0066     120: 'H_MIGRATE_DMA',
0067     124: 'H_PERFMON',
0068     220: 'H_REGISTER_VPA',
0069     224: 'H_CEDE',
0070     228: 'H_CONFER',
0071     232: 'H_PROD',
0072     236: 'H_GET_PPP',
0073     240: 'H_SET_PPP',
0074     244: 'H_PURR',
0075     248: 'H_PIC',
0076     252: 'H_REG_CRQ',
0077     256: 'H_FREE_CRQ',
0078     260: 'H_VIO_SIGNAL',
0079     264: 'H_SEND_CRQ',
0080     272: 'H_COPY_RDMA',
0081     276: 'H_REGISTER_LOGICAL_LAN',
0082     280: 'H_FREE_LOGICAL_LAN',
0083     284: 'H_ADD_LOGICAL_LAN_BUFFER',
0084     288: 'H_SEND_LOGICAL_LAN',
0085     292: 'H_BULK_REMOVE',
0086     304: 'H_MULTICAST_CTRL',
0087     308: 'H_SET_XDABR',
0088     312: 'H_STUFF_TCE',
0089     316: 'H_PUT_TCE_INDIRECT',
0090     332: 'H_CHANGE_LOGICAL_LAN_MAC',
0091     336: 'H_VTERM_PARTNER_INFO',
0092     340: 'H_REGISTER_VTERM',
0093     344: 'H_FREE_VTERM',
0094     348: 'H_RESET_EVENTS',
0095     352: 'H_ALLOC_RESOURCE',
0096     356: 'H_FREE_RESOURCE',
0097     360: 'H_MODIFY_QP',
0098     364: 'H_QUERY_QP',
0099     368: 'H_REREGISTER_PMR',
0100     372: 'H_REGISTER_SMR',
0101     376: 'H_QUERY_MR',
0102     380: 'H_QUERY_MW',
0103     384: 'H_QUERY_HCA',
0104     388: 'H_QUERY_PORT',
0105     392: 'H_MODIFY_PORT',
0106     396: 'H_DEFINE_AQP1',
0107     400: 'H_GET_TRACE_BUFFER',
0108     404: 'H_DEFINE_AQP0',
0109     408: 'H_RESIZE_MR',
0110     412: 'H_ATTACH_MCQP',
0111     416: 'H_DETACH_MCQP',
0112     420: 'H_CREATE_RPT',
0113     424: 'H_REMOVE_RPT',
0114     428: 'H_REGISTER_RPAGES',
0115     432: 'H_DISABLE_AND_GETC',
0116     436: 'H_ERROR_DATA',
0117     440: 'H_GET_HCA_INFO',
0118     444: 'H_GET_PERF_COUNT',
0119     448: 'H_MANAGE_TRACE',
0120     468: 'H_FREE_LOGICAL_LAN_BUFFER',
0121     472: 'H_POLL_PENDING',
0122     484: 'H_QUERY_INT_STATE',
0123     580: 'H_ILLAN_ATTRIBUTES',
0124     592: 'H_MODIFY_HEA_QP',
0125     596: 'H_QUERY_HEA_QP',
0126     600: 'H_QUERY_HEA',
0127     604: 'H_QUERY_HEA_PORT',
0128     608: 'H_MODIFY_HEA_PORT',
0129     612: 'H_REG_BCMC',
0130     616: 'H_DEREG_BCMC',
0131     620: 'H_REGISTER_HEA_RPAGES',
0132     624: 'H_DISABLE_AND_GET_HEA',
0133     628: 'H_GET_HEA_INFO',
0134     632: 'H_ALLOC_HEA_RESOURCE',
0135     644: 'H_ADD_CONN',
0136     648: 'H_DEL_CONN',
0137     664: 'H_JOIN',
0138     676: 'H_VASI_STATE',
0139     688: 'H_ENABLE_CRQ',
0140     696: 'H_GET_EM_PARMS',
0141     720: 'H_SET_MPP',
0142     724: 'H_GET_MPP',
0143     748: 'H_HOME_NODE_ASSOCIATIVITY',
0144     756: 'H_BEST_ENERGY',
0145     764: 'H_XIRR_X',
0146     768: 'H_RANDOM',
0147     772: 'H_COP',
0148     788: 'H_GET_MPP_X',
0149     796: 'H_SET_MODE',
0150     61440: 'H_RTAS',
0151 }
0152
0153 def hcall_table_lookup(opcode):
0154     if (opcode in hcall_table):
0155         return hcall_table[opcode]
0156     else:
0157         return opcode
0158
0159 print_ptrn = '%-28s%10s%10s%10s%10s'
0160
0161 def trace_end():
0162     print(print_ptrn % ('hcall', 'count', 'min(ns)', 'max(ns)', 'avg(ns)'))
0163     print('-' * 68)
0164     for opcode in output:
0165         h_name = hcall_table_lookup(opcode)
0166         time = output[opcode]['time']
0167         cnt = output[opcode]['cnt']
0168         min_t = output[opcode]['min']
0169         max_t = output[opcode]['max']
0170
0171         print(print_ptrn % (h_name, cnt, min_t, max_t, time//cnt))
0172
0173 def powerpc__hcall_exit(name, context, cpu, sec, nsec, pid, comm, callchain,
0174             opcode, retval):
0175     if (cpu in d_enter and opcode in d_enter[cpu]):
0176         diff = nsecs(sec, nsec) - d_enter[cpu][opcode]
0177
0178         if (opcode in output):
0179             output[opcode]['time'] += diff
0180             output[opcode]['cnt'] += 1
0181             if (output[opcode]['min'] > diff):
0182                 output[opcode]['min'] = diff
0183             if (output[opcode]['max'] < diff):
0184                 output[opcode]['max'] = diff
0185         else:
0186             output[opcode] = {
0187                 'time': diff,
0188                 'cnt': 1,
0189                 'min': diff,
0190                 'max': diff,
0191             }
0192
0193         del d_enter[cpu][opcode]
0194 #   else:
0195 #       print("Can't find matching hcall_enter event. Ignoring sample")
0196
0197 def powerpc__hcall_entry(event_name, context, cpu, sec, nsec, pid, comm,
0198              callchain, opcode):
0199         if (cpu in d_enter):
0200             d_enter[cpu][opcode] = nsecs(sec, nsec)
0201         else:
0202             d_enter[cpu] = {opcode: nsecs(sec, nsec)}