diff options
Diffstat (limited to 'scripts/kvm')
-rwxr-xr-x | scripts/kvm/kvm_stat | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/scripts/kvm/kvm_stat b/scripts/kvm/kvm_stat index 083dd2f6a3..7837f40ea6 100755 --- a/scripts/kvm/kvm_stat +++ b/scripts/kvm/kvm_stat @@ -302,10 +302,14 @@ def get_online_cpus(): cpu_string = cpu_list.readline() return parse_int_list(cpu_string) -filters = {} -filters['kvm_userspace_exit'] = ('reason', USERSPACE_EXIT_REASONS) -if EXIT_REASONS: - filters['kvm_exit'] = ('exit_reason', EXIT_REASONS) + +def get_filters(): + detect_platform() + filters = {} + filters['kvm_userspace_exit'] = ('reason', USERSPACE_EXIT_REASONS) + if EXIT_REASONS: + filters['kvm_exit'] = ('exit_reason', EXIT_REASONS) + return filters libc = ctypes.CDLL('libc.so.6', use_errno=True) syscall = libc.syscall @@ -385,6 +389,7 @@ class Event(object): class TracepointProvider(object): def __init__(self): self.group_leaders = [] + self.filters = get_filters() self._fields = self.get_available_fields() self.setup_traces() self.fields = self._fields @@ -394,8 +399,8 @@ class TracepointProvider(object): fields = walkdir(path)[1] extra = [] for field in fields: - if field in filters: - filter_name_, filter_dicts = filters[field] + if field in self.filters: + filter_name_, filter_dicts = self.filters[field] for name in filter_dicts: extra.append(field + '(' + name + ')') fields += extra @@ -420,8 +425,9 @@ class TracepointProvider(object): match = re.match(r'(.*)\((.*)\)', name) if match: tracepoint, sub = match.groups() - tracefilter = '%s==%d\0' % (filters[tracepoint][0], - filters[tracepoint][1][sub]) + tracefilter = ('%s==%d\0' % + (self.filters[tracepoint][0], + self.filters[tracepoint][1][sub])) group.add_event(name, event_set='kvm', tracepoint=tracepoint, tracefilter=tracefilter) @@ -652,7 +658,6 @@ def check_access(): def main(): check_access() - detect_platform() options = get_options() providers = get_providers(options) stats = Stats(providers, fields=options.fields) |