aboutsummaryrefslogtreecommitdiff
path: root/tools/perf/scripts/python/Perf-Trace-Util/lib
diff options
context:
space:
mode:
authorJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>2010-11-16 11:06:22 -0800
committerJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>2010-11-16 11:06:22 -0800
commit20b4755e4fbb226eb42951bd40b53fcbce9ef944 (patch)
tree43da70e0b32ee423d3643ecd422821383411ab72 /tools/perf/scripts/python/Perf-Trace-Util/lib
parent744f9f104ea262de1dc3e29265870c649f0d9473 (diff)
parente53beacd23d9cb47590da6a7a7f6d417b941a994 (diff)
Merge commit 'v2.6.37-rc2' into upstream/xenfs
* commit 'v2.6.37-rc2': (10093 commits) Linux 2.6.37-rc2 capabilities/syslog: open code cap_syslog logic to fix build failure i2c: Sanity checks on adapter registration i2c: Mark i2c_adapter.id as deprecated i2c: Drivers shouldn't include <linux/i2c-id.h> i2c: Delete unused adapter IDs i2c: Remove obsolete cleanup for clientdata include/linux/kernel.h: Move logging bits to include/linux/printk.h Fix gcc 4.5.1 miscompiling drivers/char/i8k.c (again) hwmon: (w83795) Check for BEEP pin availability hwmon: (w83795) Clear intrusion alarm immediately hwmon: (w83795) Read the intrusion state properly hwmon: (w83795) Print the actual temperature channels as sources hwmon: (w83795) List all usable temperature sources hwmon: (w83795) Expose fan control method hwmon: (w83795) Fix fan control mode attributes hwmon: (lm95241) Check validity of input values hwmon: Change mail address of Hans J. Koch PCI: sysfs: fix printk warnings GFS2: Fix inode deallocation race ...
Diffstat (limited to 'tools/perf/scripts/python/Perf-Trace-Util/lib')
-rw-r--r--tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Util.py58
1 files changed, 58 insertions, 0 deletions
diff --git a/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Util.py b/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Util.py
index 9689bc0acd9..13cc02b5893 100644
--- a/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Util.py
+++ b/tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Util.py
@@ -6,6 +6,14 @@
# Public License ("GPL") version 2 as published by the Free Software
# Foundation.
+import errno, os
+
+FUTEX_WAIT = 0
+FUTEX_WAKE = 1
+FUTEX_PRIVATE_FLAG = 128
+FUTEX_CLOCK_REALTIME = 256
+FUTEX_CMD_MASK = ~(FUTEX_PRIVATE_FLAG | FUTEX_CLOCK_REALTIME)
+
NSECS_PER_SEC = 1000000000
def avg(total, n):
@@ -24,5 +32,55 @@ def nsecs_str(nsecs):
str = "%5u.%09u" % (nsecs_secs(nsecs), nsecs_nsecs(nsecs)),
return str
+def add_stats(dict, key, value):
+ if not dict.has_key(key):
+ dict[key] = (value, value, value, 1)
+ else:
+ min, max, avg, count = dict[key]
+ if value < min:
+ min = value
+ if value > max:
+ max = value
+ avg = (avg + value) / 2
+ dict[key] = (min, max, avg, count + 1)
+
def clear_term():
print("\x1b[H\x1b[2J")
+
+audit_package_warned = False
+
+try:
+ import audit
+ machine_to_id = {
+ 'x86_64': audit.MACH_86_64,
+ 'alpha' : audit.MACH_ALPHA,
+ 'ia64' : audit.MACH_IA64,
+ 'ppc' : audit.MACH_PPC,
+ 'ppc64' : audit.MACH_PPC64,
+ 's390' : audit.MACH_S390,
+ 's390x' : audit.MACH_S390X,
+ 'i386' : audit.MACH_X86,
+ 'i586' : audit.MACH_X86,
+ 'i686' : audit.MACH_X86,
+ }
+ try:
+ machine_to_id['armeb'] = audit.MACH_ARMEB
+ except:
+ pass
+ machine_id = machine_to_id[os.uname()[4]]
+except:
+ if not audit_package_warned:
+ audit_package_warned = True
+ print "Install the audit-libs-python package to get syscall names"
+
+def syscall_name(id):
+ try:
+ return audit.audit_syscall_to_name(id, machine_id)
+ except:
+ return str(id)
+
+def strerror(nr):
+ try:
+ return errno.errorcode[abs(nr)]
+ except:
+ return "Unknown %d errno" % nr