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Defined in 1 files as a function:

Referenced in 2 files:

Smatch caller information:

kernel/trace/trace.c peek_next_entry() -> trace_buffer_iter()

Type Parameter Key Value
PARAM_VALUE 0 iter 4096-ptr_max
PARAM_VALUE 1 cpu 0-s32max
BUF_SIZE 0 iter s32min-(-1),1-s32max
BUF_SIZE 0 iter s32min-(-1),1-s32max
CAPPED_DATA 1 cpu 1
DATA_SOURCE 0 iter $0
DATA_SOURCE 1 cpu $1
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 iter->cpu 0-8191
USER_DATA 0 iter->cpu_file 0-8191
USER_DATA 1 cpu 0-8191[c]
UNITS 0 iter unit_array_size
HALF_LOCKED2 &m->lock
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags
HALF_LOCKED2 global &all_cpu_access_lock
HALF_LOCKED2 global &trace_event_sem
HALF_LOCKED2 0 &iter->mutex

kernel/trace/trace.c trace_empty() -> trace_buffer_iter()

Type Parameter Key Value
PARAM_VALUE 0 iter 4096-ptr_max
PARAM_VALUE 1 cpu s32min-(-2),0-s32max
BUF_SIZE 0 iter s32min-(-1),1-s32max
BUF_SIZE 0 iter s32min-(-1),1-s32max
DATA_SOURCE 0 iter $0
RX_PATH
TASK_NOT_RUNNING
UNITS 0 iter unit_array_size
HALF_LOCKED2 &m->lock
HALF_LOCKED2 &s->lock
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags
HALF_LOCKED2 0 &iter->mutex

kernel/trace/trace.c trace_empty() -> trace_buffer_iter()

Type Parameter Key Value
PARAM_VALUE 0 iter 4096-ptr_max
PARAM_VALUE 1 cpu 0-64
BUF_SIZE 0 iter s32min-(-1),1-s32max
BUF_SIZE 0 iter s32min-(-1),1-s32max
CAPPED_DATA 1 cpu 1
DATA_SOURCE 0 iter $0
DATA_SOURCE 1 cpu r find_next_bit
CONSTRAINT 1 cpu <3035
RX_PATH
TASK_NOT_RUNNING
UNITS 0 iter unit_array_size
HALF_LOCKED2 &m->lock
HALF_LOCKED2 &s->lock
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags
HALF_LOCKED2 0 &iter->mutex

kernel/trace/trace.c trace_find_next_entry_inc() -> trace_buffer_iter()

Type Parameter Key Value
PARAM_VALUE 0 iter 4096-ptr_max
PARAM_VALUE 1 cpu (-1)-s32max
BUF_SIZE 0 iter s32min-(-1),1-s32max
BUF_SIZE 0 iter s32min-(-1),1-s32max
DATA_SOURCE 0 iter $0
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 iter->cpu 0-8191
USER_DATA 0 iter->cpu_file 0-8191
USER_DATA 1 cpu 0-8191
UNITS 0 iter unit_array_size
HALF_LOCKED2 &m->lock
HALF_LOCKED2 _T->lock
HALF_LOCKED2 flags
HALF_LOCKED2 global &all_cpu_access_lock
HALF_LOCKED2 global &trace_event_sem
HALF_LOCKED2 0 &iter->mutex

kernel/trace/trace.c trace_poll() -> trace_buffer_iter()

Type Parameter Key Value
PARAM_VALUE 0 iter 4096-ptr_max
BUF_SIZE 0 iter s32min-(-2),1-s32max
BUF_SIZE 0 iter s32min-(-2),1-s32max
DATA_SOURCE 0 iter $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &kvm->irq_srcu
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &vm->irqfds_lock
HALF_LOCKED2 global &irqfds_srcu

kernel/trace/trace.c tracing_iter_reset() -> trace_buffer_iter()

Type Parameter Key Value
PARAM_VALUE 0 iter 4096-ptr_max
PARAM_VALUE 1 cpu s32min-(-2),0-s32max
BUF_SIZE 0 iter s32min-(-1),1-s32max
BUF_SIZE 0 iter s32min-(-1),1-s32max
BUF_SIZE 0 iter->array_buffer (-1),40
BUF_SIZE 0 iter->buffer_iter (-1)-65544
BUF_SIZE 0 iter->temp (-1),128
BUF_SIZE 0 iter->tr s32min-(-1),1-s32max
CAPPED_DATA 1 cpu 1
DATA_SOURCE 0 iter $0
DATA_SOURCE 1 cpu $1
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 iter->cpu_file 0-8191
USER_DATA 1 cpu 0-8191[c]
UNITS 0 iter unit_array_size
UNITS 1 cpu unit_array_size
HALF_LOCKED2 &m->lock
HALF_LOCKED2 global &trace_types_lock

kernel/trace/trace.c wait_on_pipe() -> trace_buffer_iter()

Type Parameter Key Value
PARAM_VALUE 0 iter 4096-ptr_max
BUF_SIZE 0 iter s32min-(-2),1-s32max
BUF_SIZE 0 iter s32min-(-2),1-s32max
DATA_SOURCE 0 iter $0
RX_PATH
TASK_NOT_RUNNING

kernel/trace/trace_functions_graph.c get_return_for_leaf() -> trace_buffer_iter()

Type Parameter Key Value
PARAM_VALUE 0 iter 4096-ptr_max
BUF_SIZE 0 iter s32min-(-1),1-s32max
BUF_SIZE 0 iter s32min-(-1),1-s32max
DATA_SOURCE 0 iter $0
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 iter->cpu 0-8191
USER_DATA 0 iter->cpu_file 0-8191
USER_DATA 1 cpu 0-8191
HALF_LOCKED2 flags
HALF_LOCKED2 0 &iter->mutex