Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

fs/pipe.c anon_pipe_read() -> pipe_update_tail()

Type Parameter Key Value
PARAM_VALUE 0 pipe 4096-ptr_max
PARAM_VALUE 0 pipe->mutex.dep_map->name 0-255
PARAM_VALUE 0 pipe->mutex.first_waiter 0,4096-ptr_max
PARAM_VALUE 0 pipe->mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 pipe->mutex.osq.tail.counter 0-s32max
PARAM_VALUE 0 pipe->mutex.wait_lock.dep_map->name 0-255
PARAM_VALUE 0 pipe->mutex.wait_lock.owner (-1)
PARAM_VALUE 0 pipe->mutex.wait_lock.owner_cpu u32max
PARAM_VALUE 0 pipe->note_loss 0
PARAM_VALUE 1 buf 4096-ptr_max
PARAM_VALUE 1 buf->len 0
PARAM_VALUE 1 buf->ops 4096-ptr_max
PARAM_VALUE 1 buf->ops->confirm 0,4096-ptr_max
BUF_SIZE 0 pipe s32min-(-2),1-s32max
BUF_SIZE 0 pipe s32min-(-2),1-s32max
CAPPED_DATA 0 pipe->max_usage 1
CAPPED_DATA 0 &pipe->mutex 1
DATA_SOURCE 1 buf r pipe_buf
RX_PATH
TASK_NOT_RUNNING
USER_DATA 1 buf->len 0[c][u]
USER_DATA 1 buf->offset 0-u32max[c][u]
LOCK2 0 &pipe->mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct pipe_inode_info)->mutex