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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

kernel/trace/ring_buffer.c __rb_get_reader_page() -> rb_num_of_entries()

Type Parameter Key Value
PARAM_VALUE 0 cpu_buffer 4096-ptr_max
CAPPED_DATA 0 cpu_buffer->reader_page->read 1
DATA_SOURCE 0 cpu_buffer $0
PARAM_COMPARE 0 cpu_buffer->commit_page != $0->reader_page
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 flags
HALF_LOCKED2 flags
HALF_LOCKED2 irq
HALF_LOCKED2 0 &cpu_buffer->mapping_lock
HALF_LOCKED2 0 &cpu_buffer->reader_lock

kernel/trace/ring_buffer.c rb_per_cpu_empty() -> rb_num_of_entries()

Type Parameter Key Value
PARAM_VALUE 0 cpu_buffer 4096-ptr_max
DATA_SOURCE 0 cpu_buffer $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 flags
HALF_LOCKED2 &cpu_buffer->reader_lock
HALF_LOCKED2 0 &cpu_buffer->reader_lock

kernel/trace/ring_buffer.c rb_read_remote_meta_page() -> rb_num_of_entries()

Type Parameter Key Value
PARAM_VALUE 0 cpu_buffer 4096-ptr_max
DATA_SOURCE 0 cpu_buffer $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &buffer->mutex
HALF_LOCKED2 &cpu_buffer->reader_lock
HALF_LOCKED2 irq
HALF_LOCKED2 0 &cpu_buffer->mapping_lock
HALF_LOCKED2 0 &cpu_buffer->reader_lock

kernel/trace/ring_buffer.c ring_buffer_entries() -> rb_num_of_entries()

Type Parameter Key Value
HALF_LOCKED2 flags

kernel/trace/ring_buffer.c ring_buffer_entries_cpu() -> rb_num_of_entries()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 global &all_cpu_access_lock

kernel/trace/ring_buffer.c ring_buffer_poll_remote() -> rb_num_of_entries()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 _T->lock