# system call counts # (c) 2010, Tom Zanussi # Licensed under the terms of the GNU GPL License version 2 # # Displays system-wide system call totals, broken down by syscall. # If a [comm] arg is specified, only syscalls called by [comm] are displayed. from __future__ import print_function import os import sys sys.path.append(os.environ['PERF_EXEC_PATH'] + \ '/scripts/python/Perf-Trace-Util/lib/Perf/Trace') from perf_trace_context import * from Core import * from Util import syscall_name usage = "perf script -s syscall-counts.py [comm]\n"; for_comm = None if len(sys.argv) > 2: sys.exit(usage) if len(sys.argv) > 1: for_comm = sys.argv[1] syscalls = autodict() def trace_begin(): print("Press control+C to stop and show the summary") def trace_end(): print_syscall_totals() def raw_syscalls__sys_enter(event_name, context, common_cpu, common_secs, common_nsecs, common_pid, common_comm, common_callchain, id, args): if for_comm is not None: if common_comm != for_comm: return try: syscalls[id] += 1 except TypeError: syscalls[id] = 1 def syscalls__sys_enter(event_name, context, common_cpu, common_secs, common_nsecs, common_pid, common_comm, id, args): raw_syscalls__sys_enter(**locals()) def print_syscall_totals(): if for_comm is not None: print("\nsyscall events for %s:\n" % (for_comm)) else: print("\nsyscall events:\n") print("%-40s %10s" % ("event", "count")) print("%-40s %10s" % ("----------------------------------------", "-----------")) for id, val in sorted(syscalls.items(), key = lambda kv: (kv[1], kv[0]), reverse = True): print("%-40s %10d" % (syscall_name(id), val)) inux-2.6.24.y Hosts the 0x221E linux distro kernel.Ubuntu
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path: root/net/wireless/chan.c
AgeCommit message (Expand)Author
2018-12-18cfg80211: add some missing fall through annotationsLuca Coelho
2018-03-29cfg80211: enable use of non-cleared DFS channels for DFS offloadDmitry Lebed
2017-11-04Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netDavid S. Miller
2017-11-02License cleanup: add SPDX GPL-2.0 license identifier to files with no licenseGreg Kroah-Hartman
2017-10-12cfg80211: remove set but never used variable cf_offsetJohannes Berg
2017-03-06cfg80211: Share Channel DFS state across wiphys of same DFS domainVasanthakumar Thiagarajan
2017-03-06cfg80211: Make pre-CAC results valid only for ETSI domainVasanthakumar Thiagarajan
2016-09-30cfg80211: add start / stop NAN commandsAyala Beker
2016-08-17Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds
2016-08-04tree-wide: replace config_enabled() with IS_ENABLED()Masahiro Yamada
2016-08-02cfg80211: fix missing break in NL8211_CHAN_WIDTH_80P80 caseColin Ian King
2016-05-12cfg80211: make wdev_list accessible to driversJohannes Berg
2016-04-12cfg80211: remove enum ieee80211_bandJohannes Berg
2015-07-17cfg80211: use RTNL locked reg_can_beacon for IR-relaxationArik Nemtsov