Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
kernel/events/core.c perf_prepare_header() -> perf_sample_data_size()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | data | 4096-ptr_max |
| PARAM_VALUE | 1 | event | 4096-ptr_max |
| DATA_SOURCE | 0 | data | $1 |
| DATA_SOURCE | 1 | event | $2 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 1 | event->aux_event->hw->addr_filters_gen | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw->freq_count_stamp | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw->freq_time_stamp | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw->interrupts | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw->interrupts_seq | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw->sample_period | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw->state | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.aux_config | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.aux_paused | 0 |
| HOST_DATA | 1 | event->aux_event->hw.branch_reg.alloc | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.branch_reg.config | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.branch_reg.idx | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.branch_reg.reg | 0-u32max |
| HOST_DATA | 1 | event->aux_event->hw.conf | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.conf1 | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.config | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.config1 | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.config_base | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.dyn_constraint | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.event_base | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.event_base_rdpmc | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.extra_reg.alloc | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.extra_reg.config | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.extra_reg.idx | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.extra_reg.reg | 0-u32max |
| HOST_DATA | 1 | event->aux_event->hw.flags | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer._softexpires | s64min-s64max |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer.is_hard | 0-1 |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer.is_lazy | 0-1 |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer.is_queued | 0 |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer.is_rel | 0-1 |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer.is_soft | 0-1 |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer.node.expires | s64min-s64max |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer.node.node.node.__rb_parent_color | 1 |
| HOST_DATA | 1 | event->aux_event->hw.idx | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.info.address | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.info.len | 0-255 |
| HOST_DATA | 1 | event->aux_event->hw.info.mask | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.info.type | 0-255 |
| HOST_DATA | 1 | event->aux_event->hw.iommu_bank | 0-255 |
| HOST_DATA | 1 | event->aux_event->hw.iommu_cntr | 0-255 |
| HOST_DATA | 1 | event->aux_event->hw.last_cpu | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.last_period | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.last_tag | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.padding | 0-u16max |
| HOST_DATA | 1 | event->aux_event->hw.period_left.a.a.counter | s64min-s64max |
| HOST_DATA | 1 | event->aux_event->hw.prev_count.a.a.counter | s64min-s64max |
| HOST_DATA | 1 | event->aux_event->hw.ptsc | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.pwr_acc | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.saved_metric | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.saved_slots | 0-u64max |
| HOST_DATA | 1 | event->hw->addr_filters_gen | 0-u64max |
| HOST_DATA | 1 | event->hw->freq_count_stamp | 0-u64max |
| HOST_DATA | 1 | event->hw->freq_time_stamp | 0-u64max |
| HOST_DATA | 1 | event->hw->interrupts | 0-u64max |
| HOST_DATA | 1 | event->hw->interrupts_seq | 0-u64max |
| HOST_DATA | 1 | event->hw->sample_period | 0-u64max |
| HOST_DATA | 1 | event->hw->state | s32min-s32max |
| HOST_DATA | 1 | event->hw.aux_config | 0-u64max |
| HOST_DATA | 1 | event->hw.aux_paused | 0-u32max |
| HOST_DATA | 1 | event->hw.branch_reg.alloc | s32min-s32max |
| HOST_DATA | 1 | event->hw.branch_reg.config | 0-u64max |
| HOST_DATA | 1 | event->hw.branch_reg.idx | s32min-s32max |
| HOST_DATA | 1 | event->hw.branch_reg.reg | 0-u32max |
| HOST_DATA | 1 | event->hw.conf | 0-u64max |
| HOST_DATA | 1 | event->hw.conf1 | 0-u64max |
| HOST_DATA | 1 | event->hw.config | 0-u64max |
| HOST_DATA | 1 | event->hw.config1 | 0-u64max |
| HOST_DATA | 1 | event->hw.config_base | 0-u64max |
| HOST_DATA | 1 | event->hw.dyn_constraint | 0-u64max |
| HOST_DATA | 1 | event->hw.event_base | 0-u64max |
| HOST_DATA | 1 | event->hw.event_base_rdpmc | s32min-s32max |
| HOST_DATA | 1 | event->hw.extra_reg.alloc | s32min-s32max |
| HOST_DATA | 1 | event->hw.extra_reg.config | 0-u64max |
| HOST_DATA | 1 | event->hw.extra_reg.idx | s32min-s32max |
| HOST_DATA | 1 | event->hw.extra_reg.reg | 0-u32max |
| HOST_DATA | 1 | event->hw.flags | s32min-s32max |
| HOST_DATA | 1 | event->hw.hrtimer._softexpires | s64min-s64max |
| HOST_DATA | 1 | event->hw.hrtimer.is_hard | 0-1 |
| HOST_DATA | 1 | event->hw.hrtimer.is_lazy | 0-1 |
| HOST_DATA | 1 | event->hw.hrtimer.is_queued | 0 |
| HOST_DATA | 1 | event->hw.hrtimer.is_rel | 0-1 |
| HOST_DATA | 1 | event->hw.hrtimer.is_soft | 0-1 |
| HOST_DATA | 1 | event->hw.hrtimer.node.expires | s64min-s64max |
| HOST_DATA | 1 | event->hw.hrtimer.node.node.node.__rb_parent_color | 1 |
| HOST_DATA | 1 | event->hw.idx | s32min-s32max |
| HOST_DATA | 1 | event->hw.info.address | 0-u64max |
| HOST_DATA | 1 | event->hw.info.len | 0-255 |
| HOST_DATA | 1 | event->hw.info.mask | 0-u64max |
| HOST_DATA | 1 | event->hw.info.type | 0-255 |
| HOST_DATA | 1 | event->hw.iommu_bank | 0-255 |
| HOST_DATA | 1 | event->hw.iommu_cntr | 0-255 |
| HOST_DATA | 1 | event->hw.last_cpu | s32min-s32max |
| HOST_DATA | 1 | event->hw.last_period | 0-u64max |
| HOST_DATA | 1 | event->hw.last_tag | 0-u64max |
| HOST_DATA | 1 | event->hw.padding | 0-u16max |
| HOST_DATA | 1 | event->hw.period_left.a.a.counter | s64min-s64max |
| HOST_DATA | 1 | event->hw.prev_count.a.a.counter | s64min-s64max |
| HOST_DATA | 1 | event->hw.ptsc | 0-u64max |
| HOST_DATA | 1 | event->hw.pwr_acc | 0-u64max |
| HOST_DATA | 1 | event->hw.saved_metric | 0-u64max |
| HOST_DATA | 1 | event->hw.saved_slots | 0-u64max |
| USER_DATA | 0 | data->dyn_size | 0-6442978465[c][u] |
| USER_DATA | 0 | data->phys_addr | 0-u64max[c] |
| USER_DATA | 0 | data->raw->frag.size | 0-u32max[u] |
| USER_DATA | 0 | data->raw->size | 0-2147483643,4294967292-u32max |
| USER_DATA | 0 | data->stack_user_size | 0-u16max[c] |
| NO_OVERFLOW_SIMPLE | 0 | data->raw->frag.size | |
| LOCK2 | rcu_read |
kernel/events/core.c perf_prepare_sample() -> perf_sample_data_size()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | data | 4096-ptr_max |
| PARAM_VALUE | 1 | event | 4096-ptr_max |
| DATA_SOURCE | 0 | data | $0 |
| DATA_SOURCE | 1 | event | $1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 1 | event->aux_event->hw->addr_filters_gen | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw->freq_count_stamp | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw->freq_time_stamp | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw->interrupts | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw->interrupts_seq | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw->sample_period | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw->state | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.aux_config | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.aux_paused | 0 |
| HOST_DATA | 1 | event->aux_event->hw.branch_reg.alloc | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.branch_reg.config | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.branch_reg.idx | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.branch_reg.reg | 0-u32max |
| HOST_DATA | 1 | event->aux_event->hw.conf | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.conf1 | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.config | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.config1 | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.config_base | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.dyn_constraint | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.event_base | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.event_base_rdpmc | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.extra_reg.alloc | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.extra_reg.config | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.extra_reg.idx | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.extra_reg.reg | 0-u32max |
| HOST_DATA | 1 | event->aux_event->hw.flags | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer._softexpires | s64min-s64max |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer.is_hard | 0-1 |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer.is_lazy | 0-1 |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer.is_queued | 0-1 |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer.is_rel | 0-1 |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer.is_soft | 0-1 |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer.node.expires | s64min-s64max |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer.node.node.node.__rb_parent_color | 1 |
| HOST_DATA | 1 | event->aux_event->hw.idx | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.info.address | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.info.len | 0-255 |
| HOST_DATA | 1 | event->aux_event->hw.info.mask | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.info.type | 0-255 |
| HOST_DATA | 1 | event->aux_event->hw.iommu_bank | 0-255 |
| HOST_DATA | 1 | event->aux_event->hw.iommu_cntr | 0-255 |
| HOST_DATA | 1 | event->aux_event->hw.last_cpu | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.last_period | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.last_tag | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.padding | 0-u16max |
| HOST_DATA | 1 | event->aux_event->hw.period_left.a.a.counter | s64min-s64max |
| HOST_DATA | 1 | event->aux_event->hw.prev_count.a.a.counter | s64min-s64max |
| HOST_DATA | 1 | event->aux_event->hw.ptsc | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.pwr_acc | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.saved_metric | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.saved_slots | 0-u64max |
| HOST_DATA | 1 | event->hw->addr_filters_gen | 0-u64max |
| HOST_DATA | 1 | event->hw->freq_count_stamp | 0-u64max |
| HOST_DATA | 1 | event->hw->freq_time_stamp | 0-u64max |
| HOST_DATA | 1 | event->hw->interrupts | 0-u64max |
| HOST_DATA | 1 | event->hw->interrupts_seq | 0-u64max |
| HOST_DATA | 1 | event->hw->sample_period | 0-u64max |
| HOST_DATA | 1 | event->hw->state | s32min-s32max |
| USER_DATA | 0 | data->addr | 1-u64max[c] |
| USER_DATA | 0 | data->dyn_size | 0-2148012762[c][u] |
| USER_DATA | 0 | data->raw->frag.size | 0-u32max[u] |
| USER_DATA | 0 | data->raw->size | 0-2147483643,4294967292-u32max |
| USER_DATA | 0 | data->regs_user.regs->ax | 0-u64max |
| USER_DATA | 0 | data->regs_user.regs->cx | 0-u64max |
| USER_DATA | 0 | data->regs_user.regs->r11 | 0-u64max |
| USER_DATA | 0 | data->stack_user_size | 0-u16max[c] |
| NO_OVERFLOW_SIMPLE | 0 | data->raw->frag.size | |
| NO_OVERFLOW_SIMPLE | 0 | data->regs_user.regs->dx | |
| UNITS | 1 | event | unit_byte |
| LOCK2 | rcu_read |
kernel/events/core.c perf_prepare_sample() -> perf_sample_data_size()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | data | 4096-ptr_max |
| PARAM_VALUE | 1 | event | 4096-ptr_max |
| CAPPED_DATA | 0 | data->stack_user_size | 1 |
| DATA_SOURCE | 0 | data | $0 |
| DATA_SOURCE | 1 | event | $1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 1 | event->aux_event->hw->addr_filters_gen | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw->freq_count_stamp | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw->freq_time_stamp | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw->interrupts | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw->interrupts_seq | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw->sample_period | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw->state | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.aux_config | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.aux_paused | 0 |
| HOST_DATA | 1 | event->aux_event->hw.branch_reg.alloc | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.branch_reg.config | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.branch_reg.idx | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.branch_reg.reg | 0-u32max |
| HOST_DATA | 1 | event->aux_event->hw.conf | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.conf1 | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.config | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.config1 | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.config_base | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.dyn_constraint | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.event_base | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.event_base_rdpmc | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.extra_reg.alloc | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.extra_reg.config | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.extra_reg.idx | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.extra_reg.reg | 0-u32max |
| HOST_DATA | 1 | event->aux_event->hw.flags | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer._softexpires | s64min-s64max |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer.is_hard | 0-1 |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer.is_lazy | 0-1 |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer.is_queued | 0-1 |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer.is_rel | 0-1 |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer.is_soft | 0-1 |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer.node.expires | s64min-s64max |
| HOST_DATA | 1 | event->aux_event->hw.hrtimer.node.node.node.__rb_parent_color | 1 |
| HOST_DATA | 1 | event->aux_event->hw.idx | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.info.address | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.info.len | 0-255 |
| HOST_DATA | 1 | event->aux_event->hw.info.mask | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.info.type | 0-255 |
| HOST_DATA | 1 | event->aux_event->hw.iommu_bank | 0-255 |
| HOST_DATA | 1 | event->aux_event->hw.iommu_cntr | 0-255 |
| HOST_DATA | 1 | event->aux_event->hw.last_cpu | s32min-s32max |
| HOST_DATA | 1 | event->aux_event->hw.last_period | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.last_tag | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.padding | 0-u16max |
| HOST_DATA | 1 | event->aux_event->hw.period_left.a.a.counter | s64min-s64max |
| HOST_DATA | 1 | event->aux_event->hw.prev_count.a.a.counter | s64min-s64max |
| HOST_DATA | 1 | event->aux_event->hw.ptsc | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.pwr_acc | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.saved_metric | 0-u64max |
| HOST_DATA | 1 | event->aux_event->hw.saved_slots | 0-u64max |
| HOST_DATA | 1 | event->hw->addr_filters_gen | 0-u64max |
| HOST_DATA | 1 | event->hw->freq_count_stamp | 0-u64max |
| HOST_DATA | 1 | event->hw->freq_time_stamp | 0-u64max |
| HOST_DATA | 1 | event->hw->interrupts | 0-u64max |
| HOST_DATA | 1 | event->hw->interrupts_seq | 0-u64max |
| HOST_DATA | 1 | event->hw->sample_period | 0-u64max |
| HOST_DATA | 1 | event->hw->state | s32min-s32max |
| USER_DATA | 0 | data->addr | 1-u64max[c] |
| USER_DATA | 0 | data->dyn_size | 0-2148078817[c][u] |
| USER_DATA | 0 | data->phys_addr | 0-u64max[c] |
| USER_DATA | 0 | data->raw->frag.size | 0-u32max[u] |
| USER_DATA | 0 | data->raw->size | 0-2147483643,4294967292-u32max |
| USER_DATA | 0 | data->regs_intr.regs->ax | 0-u64max |
| USER_DATA | 0 | data->regs_intr.regs->cx | 0-u64max |
| USER_DATA | 0 | data->regs_intr.regs->r11 | 0-u64max |
| USER_DATA | 0 | data->regs_user.regs->ax | 0-u64max |
| USER_DATA | 0 | data->regs_user.regs->cx | 0-u64max |
| USER_DATA | 0 | data->regs_user.regs->r11 | 0-u64max |
| USER_DATA | 0 | data->stack_user_size | 0-u16max[c] |
| NO_OVERFLOW_SIMPLE | 0 | data->raw->frag.size | |
| NO_OVERFLOW_SIMPLE | 0 | data->regs_intr.regs->dx | |
| NO_OVERFLOW_SIMPLE | 0 | data->regs_user.regs->dx | |
| UNITS | 1 | event | unit_byte |
| LOCK2 | rcu_read |