From: Janosch Frank Date: Mon, 11 Jan 2016 15:18:00 +0000 (+0100) Subject: scripts/kvm/kvm_stat: Read event values as u64 X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=d8e44802f8ae320a454644fb010ef06f3ac8fb06;p=people%2Fliuw%2Flibxenctrl-split%2Fqemu-xen.git scripts/kvm/kvm_stat: Read event values as u64 The struct read_format, which denotes the returned values on a read states that the values are u64 and not long long which is used for struct unpacking. Therefore the 'q' long long formatter was exchanged with 'Q' which is the format for u64 data. Signed-off-by: Janosch Frank Message-Id: <1452525484-32309-31-git-send-email-frankja@linux.vnet.ibm.com> Signed-off-by: Paolo Bonzini --- diff --git a/scripts/kvm/kvm_stat b/scripts/kvm/kvm_stat index ce970465d..611f82ad2 100755 --- a/scripts/kvm/kvm_stat +++ b/scripts/kvm/kvm_stat @@ -358,7 +358,7 @@ class Group(object): def read(self): length = 8 * (1 + len(self.events)) - read_format = 'xxxxxxxx' + 'q' * len(self.events) + read_format = 'xxxxxxxx' + 'Q' * len(self.events) return dict(zip([event.name for event in self.events], struct.unpack(read_format, os.read(self.events[0].fd, length))))