diff options
Diffstat (limited to 'scripts')
40 files changed, 3256 insertions, 1893 deletions
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include index 179219845dfc..d6ca649cb0e9 100644 --- a/scripts/Kbuild.include +++ b/scripts/Kbuild.include @@ -284,7 +284,7 @@ ksym_dep_filter = \ $(CPP) $(call flags_nodeps,c_flags) -D__KSYM_DEPS__ $< ;; \ as_*_S|cpp_s_S) \ $(CPP) $(call flags_nodeps,a_flags) -D__KSYM_DEPS__ $< ;; \ - boot*|build*|*cpp_lds_S|dtc|host*|vdso*) : ;; \ + boot*|build*|cpp_its_S|*cpp_lds_S|dtc|host*|vdso*) : ;; \ *) echo "Don't know how to preprocess $(1)" >&2; false ;; \ esac | tr ";" "\n" | sed -rn 's/^.*=== __KSYM_(.*) ===.*$$/KSYM_\1/p' diff --git a/scripts/Lindent b/scripts/Lindent index 6d889de4e70b..57b564c24d61 100755 --- a/scripts/Lindent +++ b/scripts/Lindent @@ -1,21 +1,25 @@ #!/bin/sh + PARAM="-npro -kr -i8 -ts8 -sob -l80 -ss -ncs -cp1" -RES=`indent --version` + +RES=`indent --version | cut -d' ' -f3` if [ "$RES" = "" ]; then exit 1 fi -V1=`echo $RES | cut -d' ' -f3 | cut -d'.' -f1` -V2=`echo $RES | cut -d' ' -f3 | cut -d'.' -f2` -V3=`echo $RES | cut -d' ' -f3 | cut -d'.' -f3` +V1=`echo $RES | cut -d'.' -f1` +V2=`echo $RES | cut -d'.' -f2` +V3=`echo $RES | cut -d'.' -f3` + if [ $V1 -gt 2 ]; then PARAM="$PARAM -il0" elif [ $V1 -eq 2 ]; then if [ $V2 -gt 2 ]; then - PARAM="$PARAM -il0"; + PARAM="$PARAM -il0" elif [ $V2 -eq 2 ]; then if [ $V3 -ge 10 ]; then PARAM="$PARAM -il0" fi fi fi + indent $PARAM "$@" diff --git a/scripts/Makefile.gcc-plugins b/scripts/Makefile.gcc-plugins index 060d2cb373db..82335533620e 100644 --- a/scripts/Makefile.gcc-plugins +++ b/scripts/Makefile.gcc-plugins @@ -8,7 +8,7 @@ ifdef CONFIG_GCC_PLUGINS gcc-plugin-$(CONFIG_GCC_PLUGIN_LATENT_ENTROPY) += latent_entropy_plugin.so gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_LATENT_ENTROPY) += -DLATENT_ENTROPY_PLUGIN - ifdef CONFIG_PAX_LATENT_ENTROPY + ifdef CONFIG_GCC_PLUGIN_LATENT_ENTROPY DISABLE_LATENT_ENTROPY_PLUGIN += -fplugin-arg-latent_entropy_plugin-disable endif @@ -25,6 +25,10 @@ ifdef CONFIG_GCC_PLUGINS endif endif + gcc-plugin-$(CONFIG_GCC_PLUGIN_STRUCTLEAK) += structleak_plugin.so + gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STRUCTLEAK_VERBOSE) += -fplugin-arg-structleak_plugin-verbose + gcc-plugin-cflags-$(CONFIG_GCC_PLUGIN_STRUCTLEAK) += -DSTRUCTLEAK_PLUGIN + GCC_PLUGINS_CFLAGS := $(strip $(addprefix -fplugin=$(objtree)/scripts/gcc-plugins/, $(gcc-plugin-y)) $(gcc-plugin-cflags-y)) export PLUGINCC GCC_PLUGINS_CFLAGS GCC_PLUGIN GCC_PLUGIN_SUBDIR @@ -47,6 +51,14 @@ gcc-plugins-check: FORCE ifdef CONFIG_GCC_PLUGINS ifeq ($(PLUGINCC),) ifneq ($(GCC_PLUGINS_CFLAGS),) + # Various gccs between 4.5 and 5.1 have bugs on powerpc due to missing + # header files. gcc <= 4.6 doesn't work at all, gccs from 4.8 to 5.1 have + # issues with 64-bit targets. + ifeq ($(ARCH),powerpc) + ifeq ($(call cc-ifversion, -le, 0501, y), y) + @echo "Cannot use CONFIG_GCC_PLUGINS: plugin support on gcc <= 5.1 is buggy on powerpc, please upgrade to gcc 5.2 or newer" >&2 && exit 1 + endif + endif ifeq ($(call cc-ifversion, -ge, 0405, y), y) $(Q)$(srctree)/scripts/gcc-plugin.sh --show-error "$(__PLUGINCC)" "$(HOSTCXX)" "$(CC)" || true @echo "Cannot use CONFIG_GCC_PLUGINS: your gcc installation does not support plugins, perhaps the necessary headers are missing?" >&2 && exit 1 diff --git a/scripts/analyze_suspend.py b/scripts/analyze_suspend.py index a0ba48fa2c5e..20cdb2bc1dae 100755 --- a/scripts/analyze_suspend.py +++ b/scripts/analyze_suspend.py @@ -24,11 +24,6 @@ # https://01.org/suspendresume # Source repo # https://github.com/01org/suspendresume -# Documentation -# Getting Started -# https://01.org/suspendresume/documentation/getting-started -# Command List: -# https://01.org/suspendresume/documentation/command-list # # Description: # This tool is designed to assist kernel and OS developers in optimizing @@ -66,6 +61,8 @@ import platform from datetime import datetime import struct import ConfigParser +from threading import Thread +from subprocess import call, Popen, PIPE # ----------------- CLASSES -------------------- @@ -75,11 +72,15 @@ import ConfigParser # store system values and test parameters class SystemValues: ansi = False - version = '4.2' + version = '4.5' verbose = False addlogs = False - mindevlen = 0.001 - mincglen = 1.0 + mindevlen = 0.0 + mincglen = 0.0 + cgphase = '' + cgtest = -1 + callloopmaxgap = 0.0001 + callloopmaxlen = 0.005 srgap = 0 cgexp = False outdir = '' @@ -92,6 +93,7 @@ class SystemValues: 'device_pm_callback_end', 'device_pm_callback_start' ] + logmsg = '' testcommand = '' mempath = '/dev/mem' powerfile = '/sys/power/state' @@ -117,19 +119,19 @@ class SystemValues: usetracemarkers = True usekprobes = True usedevsrc = False + useprocmon = False notestrun = False + mixedphaseheight = True devprops = dict() - postresumetime = 0 + predelay = 0 + postdelay = 0 + procexecfmt = 'ps - (?P<ps>.*)$' devpropfmt = '# Device Properties: .*' tracertypefmt = '# tracer: (?P<t>.*)' firmwarefmt = '# fwsuspend (?P<s>[0-9]*) fwresume (?P<r>[0-9]*)$' - postresumefmt = '# post resume time (?P<t>[0-9]*)$' stampfmt = '# suspend-(?P<m>[0-9]{2})(?P<d>[0-9]{2})(?P<y>[0-9]{2})-'+\ '(?P<H>[0-9]{2})(?P<M>[0-9]{2})(?P<S>[0-9]{2})'+\ ' (?P<host>.*) (?P<mode>.*) (?P<kernel>.*)$' - kprobecolor = 'rgba(204,204,204,0.5)' - synccolor = 'rgba(204,204,204,0.5)' - debugfuncs = [] tracefuncs = { 'sys_sync': dict(), 'pm_prepare_console': dict(), @@ -152,44 +154,66 @@ class SystemValues: 'CPU_OFF': { 'func':'_cpu_down', 'args_x86_64': {'cpu':'%di:s32'}, - 'format': 'CPU_OFF[{cpu}]', - 'mask': 'CPU_.*_DOWN' + 'format': 'CPU_OFF[{cpu}]' }, 'CPU_ON': { 'func':'_cpu_up', 'args_x86_64': {'cpu':'%di:s32'}, - 'format': 'CPU_ON[{cpu}]', - 'mask': 'CPU_.*_UP' + 'format': 'CPU_ON[{cpu}]' }, } dev_tracefuncs = { # general wait/delay/sleep - 'msleep': { 'args_x86_64': {'time':'%di:s32'} }, - 'udelay': { 'func':'__const_udelay', 'args_x86_64': {'loops':'%di:s32'} }, - 'acpi_os_stall': dict(), + 'msleep': { 'args_x86_64': {'time':'%di:s32'}, 'ub': 1 }, + 'schedule_timeout_uninterruptible': { 'args_x86_64': {'timeout':'%di:s32'}, 'ub': 1 }, + 'schedule_timeout': { 'args_x86_64': {'timeout':'%di:s32'}, 'ub': 1 }, + 'udelay': { 'func':'__const_udelay', 'args_x86_64': {'loops':'%di:s32'}, 'ub': 1 }, + 'usleep_range': { 'args_x86_64': {'min':'%di:s32', 'max':'%si:s32'}, 'ub': 1 }, + 'mutex_lock_slowpath': { 'func':'__mutex_lock_slowpath', 'ub': 1 }, + 'acpi_os_stall': {'ub': 1}, # ACPI 'acpi_resume_power_resources': dict(), 'acpi_ps_parse_aml': dict(), # filesystem 'ext4_sync_fs': dict(), + # 80211 + 'iwlagn_mac_start': dict(), + 'iwlagn_alloc_bcast_station': dict(), + 'iwl_trans_pcie_start_hw': dict(), + 'iwl_trans_pcie_start_fw': dict(), + 'iwl_run_init_ucode': dict(), + 'iwl_load_ucode_wait_alive': dict(), + 'iwl_alive_start': dict(), + 'iwlagn_mac_stop': dict(), + 'iwlagn_mac_suspend': dict(), + 'iwlagn_mac_resume': dict(), + 'iwlagn_mac_add_interface': dict(), + 'iwlagn_mac_remove_interface': dict(), + 'iwlagn_mac_change_interface': dict(), + 'iwlagn_mac_config': dict(), + 'iwlagn_configure_filter': dict(), + 'iwlagn_mac_hw_scan': dict(), + 'iwlagn_bss_info_changed': dict(), + 'iwlagn_mac_channel_switch': dict(), + 'iwlagn_mac_flush': dict(), # ATA 'ata_eh_recover': { 'args_x86_64': {'port':'+36(%di):s32'} }, # i915 - 'i915_gem_restore_gtt_mappings': dict(), + 'i915_gem_resume': dict(), + 'i915_restore_state': dict(), 'intel_opregion_setup': dict(), + 'g4x_pre_enable_dp': dict(), + 'vlv_pre_enable_dp': dict(), + 'chv_pre_enable_dp': dict(), + 'g4x_enable_dp': dict(), + 'vlv_enable_dp': dict(), + 'intel_hpd_init': dict(), + 'intel_opregion_register': dict(), 'intel_dp_detect': dict(), 'intel_hdmi_detect': dict(), 'intel_opregion_init': dict(), + 'intel_fbdev_set_suspend': dict(), } - kprobes_postresume = [ - { - 'name': 'ataportrst', - 'func': 'ata_eh_recover', - 'args': {'port':'+36(%di):s32'}, - 'format': 'ata{port}_port_reset', - 'mask': 'ata.*_port_reset' - } - ] kprobes = dict() timeformat = '%.3f' def __init__(self): @@ -198,6 +222,7 @@ class SystemValues: self.embedded = True self.addlogs = True self.htmlfile = os.environ['LOG_FILE'] + self.archargs = 'args_'+platform.machine() self.hostname = platform.node() if(self.hostname == ''): self.hostname = 'localhost' @@ -214,6 +239,13 @@ class SystemValues: if num < 0 or num > 6: return self.timeformat = '%.{0}f'.format(num) + def setOutputFolder(self, value): + args = dict() + n = datetime.now() + args['date'] = n.strftime('%y%m%d') + args['time'] = n.strftime('%H%M%S') + args['hostname'] = self.hostname + self.outdir = value.format(**args) def setOutputFile(self): if((self.htmlfile == '') and (self.dmesgfile != '')): m = re.match('(?P<name>.*)_dmesg\.txt$', self.dmesgfile) @@ -253,10 +285,14 @@ class SystemValues: self.testdir+'/'+self.prefix+'_'+self.suspendmode+'.html' if not os.path.isdir(self.testdir): os.mkdir(self.testdir) - def setDeviceFilter(self, devnames): - self.devicefilter = string.split(devnames) + def setDeviceFilter(self, value): + self.devicefilter = [] + if value: + value = value.split(',') + for i in value: + self.devicefilter.append(i.strip()) def rtcWakeAlarmOn(self): - os.system('echo 0 > '+self.rtcpath+'/wakealarm') + call('echo 0 > '+self.rtcpath+'/wakealarm', shell=True) outD = open(self.rtcpath+'/date', 'r').read().strip() outT = open(self.rtcpath+'/time', 'r').read().strip() mD = re.match('^(?P<y>[0-9]*)-(?P<m>[0-9]*)-(?P<d>[0-9]*)', outD) @@ -272,12 +308,12 @@ class SystemValues: # if hardware time fails, use the software time nowtime = int(datetime.now().strftime('%s')) alarm = nowtime + self.rtcwaketime - os.system('echo %d > %s/wakealarm' % (alarm, self.rtcpath)) + call('echo %d > %s/wakealarm' % (alarm, self.rtcpath), shell=True) def rtcWakeAlarmOff(self): - os.system('echo 0 > %s/wakealarm' % self.rtcpath) + call('echo 0 > %s/wakealarm' % self.rtcpath, shell=True) def initdmesg(self): # get the latest time stamp from the dmesg log - fp = os.popen('dmesg') + fp = Popen('dmesg', stdout=PIPE).stdout ktime = '0' for line in fp: line = line.replace('\r\n', '') @@ -291,7 +327,7 @@ class SystemValues: self.dmesgstart = float(ktime) def getdmesg(self): # store all new dmesg lines since initdmesg was called - fp = os.popen('dmesg') + fp = Popen('dmesg', stdout=PIPE).stdout op = open(self.dmesgfile, 'a') for line in fp: line = line.replace('\r\n', '') @@ -317,25 +353,18 @@ class SystemValues: def getFtraceFilterFunctions(self, current): rootCheck(True) if not current: - os.system('cat '+self.tpath+'available_filter_functions') + call('cat '+self.tpath+'available_filter_functions', shell=True) return fp = open(self.tpath+'available_filter_functions') master = fp.read().split('\n') fp.close() - if len(self.debugfuncs) > 0: - for i in self.debugfuncs: - if i in master: - print i - else: - print self.colorText(i) - else: - for i in self.tracefuncs: - if 'func' in self.tracefuncs[i]: - i = self.tracefuncs[i]['func'] - if i in master: - print i - else: - print self.colorText(i) + for i in self.tracefuncs: + if 'func' in self.tracefuncs[i]: + i = self.tracefuncs[i]['func'] + if i in master: + print i + else: + print self.colorText(i) def setFtraceFilterFunctions(self, list): fp = open(self.tpath+'available_filter_functions') master = fp.read().split('\n') @@ -351,22 +380,15 @@ class SystemValues: fp = open(self.tpath+'set_graph_function', 'w') fp.write(flist) fp.close() - def kprobeMatch(self, name, target): - if name not in self.kprobes: - return False - if re.match(self.kprobes[name]['mask'], target): - return True - return False def basicKprobe(self, name): - self.kprobes[name] = {'name': name,'func': name,'args': dict(),'format': name,'mask': name} + self.kprobes[name] = {'name': name,'func': name,'args': dict(),'format': name} def defaultKprobe(self, name, kdata): k = kdata - for field in ['name', 'format', 'mask', 'func']: + for field in ['name', 'format', 'func']: if field not in k: k[field] = name - archargs = 'args_'+platform.machine() - if archargs in k: - k['args'] = k[archargs] + if self.archargs in k: + k['args'] = k[self.archargs] else: k['args'] = dict() k['format'] = name @@ -403,49 +425,80 @@ class SystemValues: out = fmt.format(**arglist) out = out.replace(' ', '_').replace('"', '') return out - def kprobeText(self, kprobe): - name, fmt, func, args = kprobe['name'], kprobe['format'], kprobe['func'], kprobe['args'] + def kprobeText(self, kname, kprobe): + name = fmt = func = kname + args = dict() + if 'name' in kprobe: + name = kprobe['name'] + if 'format' in kprobe: + fmt = kprobe['format'] + if 'func' in kprobe: + func = kprobe['func'] + if self.archargs in kprobe: + args = kprobe[self.archargs] + if 'args' in kprobe: + args = kprobe['args'] if re.findall('{(?P<n>[a-z,A-Z,0-9]*)}', func): - doError('Kprobe "%s" has format info in the function name "%s"' % (name, func), False) + doError('Kprobe "%s" has format info in the function name "%s"' % (name, func)) for arg in re.findall('{(?P<n>[a-z,A-Z,0-9]*)}', fmt): if arg not in args: - doError('Kprobe "%s" is missing argument "%s"' % (name, arg), False) + doError('Kprobe "%s" is missing argument "%s"' % (name, arg)) val = 'p:%s_cal %s' % (name, func) for i in sorted(args): val += ' %s=%s' % (i, args[i]) val += '\nr:%s_ret %s $retval\n' % (name, func) return val - def addKprobes(self): + def addKprobes(self, output=False): + if len(sysvals.kprobes) < 1: + return + if output: + print(' kprobe functions in this kernel:') # first test each kprobe - print('INITIALIZING KPROBES...') rejects = [] + # sort kprobes: trace, ub-dev, custom, dev + kpl = [[], [], [], []] for name in sorted(self.kprobes): - if not self.testKprobe(self.kprobes[name]): + res = self.colorText('YES', 32) + if not self.testKprobe(name, self.kprobes[name]): + res = self.colorText('NO') rejects.append(name) + else: + if name in self.tracefuncs: + kpl[0].append(name) + elif name in self.dev_tracefuncs: + if 'ub' in self.dev_tracefuncs[name]: + kpl[1].append(name) + else: + kpl[3].append(name) + else: + kpl[2].append(name) + if output: + print(' %s: %s' % (name, res)) + kplist = kpl[0] + kpl[1] + kpl[2] + kpl[3] # remove all failed ones from the list for name in rejects: - vprint('Skipping KPROBE: %s' % name) self.kprobes.pop(name) + # set the kprobes all at once self.fsetVal('', 'kprobe_events') kprobeevents = '' - # set the kprobes all at once - for kp in self.kprobes: - val = self.kprobeText(self.kprobes[kp]) - vprint('Adding KPROBE: %s\n%s' % (kp, val.strip())) - kprobeevents += self.kprobeText(self.kprobes[kp]) + for kp in kplist: + kprobeevents += self.kprobeText(kp, self.kprobes[kp]) self.fsetVal(kprobeevents, 'kprobe_events') # verify that the kprobes were set as ordered check = self.fgetVal('kprobe_events') - linesout = len(kprobeevents.split('\n')) - linesack = len(check.split('\n')) - if linesack < linesout: - # if not, try appending the kprobes 1 by 1 - for kp in self.kprobes: - kprobeevents = self.kprobeText(self.kprobes[kp]) - self.fsetVal(kprobeevents, 'kprobe_events', 'a') + linesout = len(kprobeevents.split('\n')) - 1 + linesack = len(check.split('\n')) - 1 + if output: + res = '%d/%d' % (linesack, linesout) + if linesack < linesout: + res = self.colorText(res, 31) + else: + res = self.colorText(res, 32) + print(' working kprobe functions enabled: %s' % res) self.fsetVal('1', 'events/kprobes/enable') - def testKprobe(self, kprobe): - kprobeevents = self.kprobeText(kprobe) + def testKprobe(self, kname, kprobe): + self.fsetVal('0', 'events/kprobes/enable') + kprobeevents = self.kprobeText(kname, kprobe) if not kprobeevents: return False try: @@ -463,8 +516,9 @@ class SystemValues: if not os.path.exists(file): return False try: - fp = open(file, mode) + fp = open(file, mode, 0) fp.write(val) + fp.flush() fp.close() except: pass @@ -491,21 +545,17 @@ class SystemValues: for name in self.dev_tracefuncs: self.defaultKprobe(name, self.dev_tracefuncs[name]) def isCallgraphFunc(self, name): - if len(self.debugfuncs) < 1 and self.suspendmode == 'command': - return True - if name in self.debugfuncs: + if len(self.tracefuncs) < 1 and self.suspendmode == 'command': return True - funclist = [] for i in self.tracefuncs: if 'func' in self.tracefuncs[i]: - funclist.append(self.tracefuncs[i]['func']) + f = self.tracefuncs[i]['func'] else: - funclist.append(i) - if name in funclist: - return True + f = i + if name == f: + return True return False def initFtrace(self, testing=False): - tp = self.tpath print('INITIALIZING FTRACE...') # turn trace off self.fsetVal('0', 'tracing_on') @@ -518,18 +568,7 @@ class SystemValues: # go no further if this is just a status check if testing: return - if self.usekprobes: - # add tracefunc kprobes so long as were not using full callgraph - if(not self.usecallgraph or len(self.debugfuncs) > 0): - for name in self.tracefuncs: - self.defaultKprobe(name, self.tracefuncs[name]) - if self.usedevsrc: - for name in self.dev_tracefuncs: - self.defaultKprobe(name, self.dev_tracefuncs[name]) - else: - self.usedevsrc = False - self.addKprobes() - # initialize the callgraph trace, unless this is an x2 run + # initialize the callgraph trace if(self.usecallgraph): # set trace type self.fsetVal('function_graph', 'current_tracer') @@ -545,20 +584,24 @@ class SystemValues: self.fsetVal('context-info', 'trace_options') self.fsetVal('graph-time', 'trace_options') self.fsetVal('0', 'max_graph_depth') - if len(self.debugfuncs) > 0: - self.setFtraceFilterFunctions(self.debugfuncs) - elif self.suspendmode == 'command': - self.fsetVal('', 'set_graph_function') - else: - cf = ['dpm_run_callback'] - if(self.usetraceeventsonly): - cf += ['dpm_prepare', 'dpm_complete'] - for fn in self.tracefuncs: - if 'func' in self.tracefuncs[fn]: - cf.append(self.tracefuncs[fn]['func']) - else: - cf.append(fn) - self.setFtraceFilterFunctions(cf) + cf = ['dpm_run_callback'] + if(self.usetraceeventsonly): + cf += ['dpm_prepare', 'dpm_complete'] + for fn in self.tracefuncs: + if 'func' in self.tracefuncs[fn]: + cf.append(self.tracefuncs[fn]['func']) + else: + cf.append(fn) + self.setFtraceFilterFunctions(cf) + # initialize the kprobe trace + elif self.usekprobes: + for name in self.tracefuncs: + self.defaultKprobe(name, self.tracefuncs[name]) + if self.usedevsrc: + for name in self.dev_tracefuncs: + self.defaultKprobe(name, self.dev_tracefuncs[name]) + print('INITIALIZING KPROBES...') + self.addKprobes(self.verbose) if(self.usetraceevents): # turn trace events on events = iter(self.traceevents) @@ -590,10 +633,10 @@ class SystemValues: if(os.path.exists(tp+f) == False): return False return True - def colorText(self, str): + def colorText(self, str, color=31): if not self.ansi: return str - return '\x1B[31;40m'+str+'\x1B[m' + return '\x1B[%d;40m%s\x1B[m' % (color, str) sysvals = SystemValues() @@ -625,8 +668,8 @@ class DevProps: if self.xtraclass: return ' '+self.xtraclass if self.async: - return ' async' - return ' sync' + return ' async_device' + return ' sync_device' # Class: DeviceNode # Description: @@ -646,8 +689,6 @@ class DeviceNode: # The primary container for suspend/resume test data. There is one for # each test run. The data is organized into a cronological hierarchy: # Data.dmesg { -# root structure, started as dmesg & ftrace, but now only ftrace -# contents: times for suspend start/end, resume start/end, fwdata # phases { # 10 sequential, non-overlapping phases of S/R # contents: times for phase start/end, order/color data for html @@ -658,7 +699,7 @@ class DeviceNode: # contents: start/stop times, pid/cpu/driver info # parents/children, html id for timeline/callgraph # optionally includes an ftrace callgraph -# optionally includes intradev trace events +# optionally includes dev/ps data # } # } # } @@ -671,19 +712,24 @@ class Data: end = 0.0 # test end tSuspended = 0.0 # low-level suspend start tResumed = 0.0 # low-level resume start + tKernSus = 0.0 # kernel level suspend start + tKernRes = 0.0 # kernel level resume end tLow = 0.0 # time spent in low-level suspend (standby/freeze) fwValid = False # is firmware data available fwSuspend = 0 # time spent in firmware suspend fwResume = 0 # time spent in firmware resume dmesgtext = [] # dmesg text file in memory + pstl = 0 # process timeline testnumber = 0 idstr = '' html_device_id = 0 stamp = 0 outfile = '' - dev_ubiquitous = ['msleep', 'udelay'] + devpids = [] + kerror = False def __init__(self, num): - idchar = 'abcdefghijklmnopqrstuvwxyz' + idchar = 'abcdefghij' + self.pstl = dict() self.testnumber = num self.idstr = idchar[num] self.dmesgtext = [] @@ -714,16 +760,39 @@ class Data: self.devicegroups = [] for phase in self.phases: self.devicegroups.append([phase]) - def getStart(self): - return self.dmesg[self.phases[0]]['start'] + self.errorinfo = {'suspend':[],'resume':[]} + def extractErrorInfo(self, dmesg): + error = '' + tm = 0.0 + for i in range(len(dmesg)): + if 'Call Trace:' in dmesg[i]: + m = re.match('[ \t]*(\[ *)(?P<ktime>[0-9\.]*)(\]) .*', dmesg[i]) + if not m: + continue + tm = float(m.group('ktime')) + if tm < self.start or tm > self.end: + continue + for j in range(i-10, i+1): + error += dmesg[j] + continue + if error: + m = re.match('[ \t]*\[ *[0-9\.]*\] \[\<[0-9a-fA-F]*\>\] .*', dmesg[i]) + if m: + error += dmesg[i] + else: + if tm < self.tSuspended: + dir = 'suspend' + else: + dir = 'resume' + error = error.replace('<', '<').replace('>', '>') + vprint('kernel error found in %s at %f' % (dir, tm)) + self.errorinfo[dir].append((tm, error)) + self.kerror = True + error = '' def setStart(self, time): self.start = time - self.dmesg[self.phases[0]]['start'] = time - def getEnd(self): - return self.dmesg[self.phases[-1]]['end'] def setEnd(self, time): self.end = time - self.dmesg[self.phases[-1]]['end'] = time def isTraceEventOutsideDeviceCalls(self, pid, time): for phase in self.phases: list = self.dmesg[phase]['list'] @@ -733,39 +802,67 @@ class Data: time < d['end']): return False return True - def targetDevice(self, phaselist, start, end, pid=-1): + def sourcePhase(self, start): + for phase in self.phases: + pend = self.dmesg[phase]['end'] + if start <= pend: + return phase + return 'resume_complete' + def sourceDevice(self, phaselist, start, end, pid, type): tgtdev = '' for phase in phaselist: list = self.dmesg[phase]['list'] for devname in list: dev = list[devname] - if(pid >= 0 and dev['pid'] != pid): + # pid must match + if dev['pid'] != pid: continue devS = dev['start'] devE = dev['end'] - if(start < devS or start >= devE or end <= devS or end > devE): - continue + if type == 'device': + # device target event is entirely inside the source boundary + if(start < devS or start >= devE or end <= devS or end > devE): + continue + elif type == 'thread': + # thread target event will expand the source boundary + if start < devS: + dev['start'] = start + if end > devE: + dev['end'] = end tgtdev = dev break return tgtdev def addDeviceFunctionCall(self, displayname, kprobename, proc, pid, start, end, cdata, rdata): - machstart = self.dmesg['suspend_machine']['start'] - machend = self.dmesg['resume_machine']['end'] - tgtdev = self.targetDevice(self.phases, start, end, pid) - if not tgtdev and start >= machstart and end < machend: - # device calls in machine phases should be serial - tgtdev = self.targetDevice(['suspend_machine', 'resume_machine'], start, end) + # try to place the call in a device + tgtdev = self.sourceDevice(self.phases, start, end, pid, 'device') |