45   perf_event_attr attr = CreateDefaultPerfEventAttr(*type);  in IsBranchSamplingSupported()  local
46   attr.sample_type |= PERF_SAMPLE_BRANCH_STACK;  in IsBranchSamplingSupported()
47   attr.branch_sample_type = PERF_SAMPLE_BRANCH_ANY;  in IsBranchSamplingSupported()
48   return IsEventAttrSupported(attr, type->name);  in IsBranchSamplingSupported()
56   perf_event_attr attr = CreateDefaultPerfEventAttr(*type);  in IsDwarfCallChainSamplingSupported()  local
57   attr.sample_type |=  in IsDwarfCallChainSamplingSupported()
59   attr.exclude_callchain_user = 1;  in IsDwarfCallChainSamplingSupported()
60   attr.sample_regs_user = GetSupportedRegMask(GetBuildArch());  in IsDwarfCallChainSamplingSupported()
61   attr.sample_stack_user = 8192;  in IsDwarfCallChainSamplingSupported()
62   return IsEventAttrSupported(attr, type->name);  in IsDwarfCallChainSamplingSupported()
82   perf_event_attr attr = CreateDefaultPerfEventAttr(*event_type);  in IsDumpingRegsForTracepointEventsSupported()  local
83   attr.freq = 0;  in IsDumpingRegsForTracepointEventsSupported()
84   attr.sample_period = 1;  in IsDumpingRegsForTracepointEventsSupported()
86       EventFd::OpenEventFile(attr, thread_id, -1, nullptr, event_type->name);  in IsDumpingRegsForTracepointEventsSupported()
97       ReadRecordsFromBuffer(attr, buffer.data(), buffer.size());  in IsDumpingRegsForTracepointEventsSupported()
119       perf_event_attr attr = CreateDefaultPerfEventAttr(*type);  in IsSettingClockIdSupported()  local
120       attr.use_clockid = 1;  in IsSettingClockIdSupported()
121       attr.clockid = CLOCK_MONOTONIC;  in IsSettingClockIdSupported()
122       is_supported = IsEventAttrSupported(attr, type->name) ? 1 : 0;  in IsSettingClockIdSupported()
133   perf_event_attr attr = CreateDefaultPerfEventAttr(*type);  in IsMmap2Supported()  local
134   attr.mmap2 = 1;  in IsMmap2Supported()
135   return IsEventAttrSupported(attr, type->name);  in IsMmap2Supported()
319       attr_id.attr = &selection.event_attr;  in GetEventAttrWithId()
411       perf_event_attr& attr = selection.event_attr;  in SetBranchSampling()  local
413         attr.sample_type |= PERF_SAMPLE_BRANCH_STACK;  in SetBranchSampling()
415         attr.sample_type &= ~PERF_SAMPLE_BRANCH_STACK;  in SetBranchSampling()
417       attr.branch_sample_type = branch_sample_type;  in SetBranchSampling()