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Documented in 1 files:

Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 4 files:

Smatch caller information:

kernel/trace/trace_remote.c __alloc_ring_buffer_iter() -> ring_buffer_read_start()

Type Parameter Key Value
PARAM_VALUE 1 cpu 0-s32max
PARAM_VALUE 2 flags 3264
DATA_SOURCE 1 cpu $1
RX_PATH
TASK_NOT_RUNNING
LOCK2 _T->lock

kernel/trace/trace_remote.c __alloc_ring_buffer_iter() -> ring_buffer_read_start()

Type Parameter Key Value
PARAM_VALUE 1 cpu 0-64
PARAM_VALUE 2 flags 3264
CAPPED_DATA 1 cpu 1
DATA_SOURCE 1 cpu r find_next_bit
CONSTRAINT 1 cpu <3035
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 1 cpu
LOCK2 _T->lock

kernel/trace/trace.c __tracing_open() -> ring_buffer_read_start()

Type Parameter Key Value
PARAM_VALUE 0 buffer 4096-ptr_max
PARAM_VALUE 1 cpu 0-64
PARAM_VALUE 2 flags 3264
CAPPED_DATA 1 cpu 1
DATA_SOURCE 1 cpu r find_next_bit
CONSTRAINT 1 cpu <3035
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 1 cpu
UNITS 1 cpu unit_array_size
LOCK2 global &trace_types_lock

kernel/trace/trace.c __tracing_open() -> ring_buffer_read_start()

Type Parameter Key Value
PARAM_VALUE 0 buffer 4096-ptr_max
PARAM_VALUE 1 cpu s32min-(-2),0-s32max
PARAM_VALUE 2 flags 3264
RX_PATH
TASK_NOT_RUNNING
LOCK2 global &trace_types_lock

kernel/trace/trace_kdb.c ftrace_dump_buf() -> ring_buffer_read_start()

Type Parameter Key Value
PARAM_VALUE 1 cpu 0-64
PARAM_VALUE 2 flags 2080
CAPPED_DATA 1 cpu 1
DATA_SOURCE 1 cpu r find_next_bit
CONSTRAINT 1 cpu <3035
HALF_LOCKED2 rcu_read

kernel/trace/trace_kdb.c ftrace_dump_buf() -> ring_buffer_read_start()

Type Parameter Key Value
PARAM_VALUE 1 cpu 0-8191
PARAM_VALUE 2 flags 2080
DATA_SOURCE 1 cpu $1
USER_DATA 1 cpu 0-8191
HALF_LOCKED2 rcu_read