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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

kernel/trace/ring_buffer.c __rb_allocate_pages() -> rb_range_meta()

Type Parameter Key Value
PARAM_VALUE 0 buffer 4096-ptr_max
BUF_SIZE 0 buffer (-1)-2551
BUF_SIZE 0 buffer (-1)-2551
CAPPED_DATA 1 nr_pages 1
DATA_SOURCE 1 nr_pages $1
RX_PATH
TASK_NOT_RUNNING
UNITS 1 nr_pages unit_byte
HALF_LOCKED2 &buffer->mutex
HALF_LOCKED2 _T->lock

kernel/trace/ring_buffer.c rb_allocate_cpu_buffer() -> rb_range_meta()

Type Parameter Key Value
PARAM_VALUE 0 buffer 4096-ptr_max
PARAM_VALUE 2 cpu 0-s32max
BUF_SIZE 0 buffer (-1)-2551
BUF_SIZE 0 buffer (-1)-2551
BUF_SIZE 0 buffer->buffers (-1)-67583
DATA_SOURCE 0 buffer $0
DATA_SOURCE 1 nr_pages $1
DATA_SOURCE 2 cpu $2
RX_PATH
TASK_NOT_RUNNING
UNITS 1 nr_pages unit_byte

kernel/trace/ring_buffer.c rb_range_buffer() -> rb_range_meta()

Type Parameter Key Value
PARAM_VALUE 1 nr_pages 0
BUF_SIZE 0 buffer (-1)-s32max
BUF_SIZE 0 buffer (-1)-s32max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &m->lock

kernel/trace/ring_buffer.c rb_range_meta_init() -> rb_range_meta()

Type Parameter Key Value
PARAM_VALUE 0 buffer 4096-ptr_max
PARAM_VALUE 0 buffer->meta 4096-ptr_max
PARAM_VALUE 0 buffer->subbuf_size 4080
PARAM_VALUE 2 cpu 0-8192
BUF_SIZE 0 buffer 0-2551
BUF_SIZE 0 buffer 0-2551
BUF_SIZE 0 buffer->buffers 0-67583
CAPPED_DATA 0 buffer->range_addr_end 1
CAPPED_DATA 2 cpu 1
DATA_SOURCE 0 buffer $0
DATA_SOURCE 1 nr_pages $1
CONSTRAINT 2 cpu <3035
BIT_INFO 0 buffer->range_addr_start 0x0,0xfffffffffffffff8
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 irq

kernel/trace/ring_buffer.c rb_range_meta_init() -> rb_range_meta()

Type Parameter Key Value
PARAM_VALUE 0 buffer 4096-ptr_max
PARAM_VALUE 0 buffer->meta 4096-ptr_max
PARAM_VALUE 0 buffer->subbuf_size 4080
PARAM_VALUE 2 cpu 1-8192
BUF_SIZE 0 buffer 0-2551
BUF_SIZE 0 buffer 0-2551
BUF_SIZE 0 buffer->buffers 0-67583
CAPPED_DATA 0 buffer->range_addr_end 1
CAPPED_DATA 2 cpu 1
DATA_SOURCE 0 buffer $0
DATA_SOURCE 1 nr_pages $1
BIT_INFO 0 buffer->range_addr_start 0x0,0xfffffffffffffff8
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 irq