Documented in 1 files:
Defined in 1 files as a function:
Referenced in 4 files:
Smatch caller information:
fs/splice.c pipe_buf_usage() -> pipe_occupancy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | head | unit_array_size |
fs/splice.c pipe_empty() -> pipe_occupancy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | head | $0 |
| DATA_SOURCE | 1 | tail | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | head | unit_array_size |
fs/splice.c pipe_full() -> pipe_occupancy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | head | $0 |
| DATA_SOURCE | 1 | tail | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | head | unit_array_size |
fs/splice.c splice_to_socket() -> pipe_occupancy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | head | unit_array_size |
| HALF_LOCKED2 | &inode->i_rwsem |
mm/shmem.c pipe_buf_usage() -> pipe_occupancy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | head | unit_array_size |
mm/shmem.c pipe_full() -> pipe_occupancy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | head | $0 |
| DATA_SOURCE | 1 | tail | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | head | unit_array_size |
fs/pipe.c pipe_empty() -> pipe_occupancy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | head | $0 |
| DATA_SOURCE | 1 | tail | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | head | unit_array_size |
| HALF_LOCKED2 | &pipe->mutex |
fs/pipe.c pipe_full() -> pipe_occupancy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | head | $0 |
| DATA_SOURCE | 1 | tail | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | head | unit_array_size |
| HALF_LOCKED2 | &pipe->mutex |
fs/pipe.c pipe_resize_ring() -> pipe_occupancy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PREEMPT_ADD | <- disables preempt | ||
| UNITS | 0 | head | unit_array_size |
| LOCK2 | &pipe->mutex | ||
| LOCK2 | &pipe->rd_wait.lock | ||
| LOCK2 | irq | ||
| TYPE_LOCK | (struct pipe_inode_info)->mutex | ||
| TYPE_LOCK | (struct wait_queue_head)->lock |
kernel/watch_queue.c pipe_full() -> pipe_occupancy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | head | $0 |
| DATA_SOURCE | 1 | tail | $1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | head | unit_array_size |
| LOCK2 | &pipe->rd_wait.lock | ||
| LOCK2 | &wqueue->lock | ||
| LOCK2 | bh | ||
| LOCK2 | irq | ||
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | &key->sem | ||
| TYPE_LOCK | (struct wait_queue_head)->lock | ||
| TYPE_LOCK | (struct watch_queue)->lock |
mm/filemap.c pipe_buf_usage() -> pipe_occupancy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | head | unit_array_size |
| HALF_LOCKED2 | &inode->i_rwsem |
mm/filemap.c pipe_full() -> pipe_occupancy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | head | $0 |
| DATA_SOURCE | 1 | tail | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | head | unit_array_size |
fs/fuse/dev.c fuse_dev_splice_write() -> pipe_occupancy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | head | unit_array_size |
| HALF_LOCKED2 | &inode->i_rwsem |
fs/fuse/dev.c pipe_buf_usage() -> pipe_occupancy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | head | unit_array_size |
fs/fuse/dev.c pipe_empty() -> pipe_occupancy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | head | $0 |
| DATA_SOURCE | 1 | tail | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | head | unit_array_size |
drivers/char/virtio_console.c pipe_buf_usage() -> pipe_occupancy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | head | unit_array_size |
drivers/char/virtio_console.c pipe_empty() -> pipe_occupancy()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | head | $0 |
| DATA_SOURCE | 1 | tail | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | head | unit_array_size |