Introduced separating newlines for readability and removed special
treatment/variable of the group leader. Renamed fmt to read_format.
The group leader's file descriptor will not be turned into a file
object anymore, instead os.read is used to read from the descriptor.
---
scripts/kvm/kvm_stat | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/scripts/kvm/kvm_stat b/scripts/kvm/kvm_stat
index f14af44..5d45604 100755
--- a/scripts/kvm/kvm_stat
+++ b/scripts/kvm/kvm_stat
@@ -335,20 +335,20 @@ PATH_DEBUGFS = '/sys/kernel/debug/kvm'
class Group(object):
def __init__(self, cpu):
self.events = []
- self.group_leader = None
self.cpu = cpu
+
def add_event(self, name, event_set, tracepoint, tracefilter=None):
self.events.append(Event(group=self,
name=name, event_set=event_set,
tracepoint=tracepoint,
tracefilter=tracefilter))
- if len(self.events) == 1:
- self.file = os.fdopen(self.events[0].fd)
+
def read(self):
length = 8 * (1 + len(self.events))
- fmt = 'xxxxxxxx' + 'q' * len(self.events)
+ read_format = 'xxxxxxxx' + 'q' * len(self.events)
return dict(zip([event.name for event in self.events],
- struct.unpack(fmt, self.file.read(length))))
+ struct.unpack(read_format,
+ os.read(self.events[0].fd, length))))
class Event(object):
def __init__(self, group, name, event_set, tracepoint, tracefilter=None):
--
2.3.0
