Documented in 1 files:
Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 3 files:
Smatch caller information:
fs/splice.c splice_from_pipe() -> __splice_from_pipe()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pipe | 4096-ptr_max |
| PARAM_VALUE | 1 | sd | 8718261230004080640 |
| PARAM_VALUE | 1 | sd->len | 0 |
| PARAM_VALUE | 1 | sd->need_wakeup | 0 |
| PARAM_VALUE | 1 | sd->num_spliced | 0 |
| PARAM_VALUE | 1 | sd->opos | 0 |
| PARAM_VALUE | 1 | sd->u.data | 0 |
| PARAM_VALUE | 1 | sd->u.file | 4096-ptr_max |
| PARAM_VALUE | 2 | actor | 1896357769076797440 |
| BUF_SIZE | 0 | pipe | s32min-(-1),1-s32max |
| BUF_SIZE | 0 | pipe | s32min-(-1),1-s32max |
| DATA_SOURCE | 0 | pipe | $0 |
| DATA_SOURCE | 2 | actor | $5 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | sd->flags | 0-16[c] |
| USER_DATA | 1 | sd->pos | 0-1000000000 |
| USER_DATA | 1 | sd->total_len | 1-1000000000[c] |
| NO_OVERFLOW_SIMPLE | 0 | pipe->max_usage | |
| NO_OVERFLOW_SIMPLE | 0 | pipe->nr_accounted | |
| NO_OVERFLOW_SIMPLE | 0 | pipe->ring_size |
fs/splice.c vmsplice_to_user() -> __splice_from_pipe()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pipe | 4096-ptr_max |
| PARAM_VALUE | 1 | sd | 53197550370504704 |
| PARAM_VALUE | 1 | sd->flags | 0-14 |
| PARAM_VALUE | 1 | sd->len | 0 |
| PARAM_VALUE | 1 | sd->need_wakeup | 0 |
| PARAM_VALUE | 1 | sd->num_spliced | 0 |
| PARAM_VALUE | 1 | sd->opos | 0 |
| PARAM_VALUE | 1 | sd->pos | 0 |
| PARAM_VALUE | 1 | sd->total_len | 1-1000000000 |
| PARAM_VALUE | 1 | sd->u.data | 135035070536749056 |
| PARAM_VALUE | 1 | sd->u.file | 0 |
| PARAM_VALUE | 2 | actor | 3252258699902791680 |
| BUF_SIZE | 0 | pipe | s32min-(-2),1-s32max |
| BUF_SIZE | 0 | pipe | s32min-(-2),1-s32max |
| DATA_SOURCE | 0 | pipe | r get_pipe_info |
| USER_DATA | 1 | sd->flags | 0-14 |
| USER_DATA | 1 | sd->total_len | 1-1000000000 |
fs/nfsd/vfs.c nfsd_direct_splice_actor() -> __splice_from_pipe()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pipe | 4096-ptr_max |
| PARAM_VALUE | 1 | sd | 4265377859624452096,8719402049992806400 |
| PARAM_VALUE | 1 | sd->flags | 0-1,4-5 |
| PARAM_VALUE | 1 | sd->splice_eof | 0,8210566249946718208 |
| PARAM_VALUE | 1 | sd->total_len | 1-9223372036854775807 |
| PARAM_VALUE | 1 | sd->u.file | 0,4096-ptr_max |
| PARAM_VALUE | 2 | actor | 3699370642238414848 |
| BUF_SIZE | 0 | pipe | (-1),488 |
| BUF_SIZE | 0 | pipe | (-1),488 |
| DATA_SOURCE | 0 | pipe | $0 |
| DATA_SOURCE | 1 | sd | $1 |
| BIT_INFO | 1 | sd->flags | 0x0,0x5 |
| NOSPEC | 1 | sd->pos | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | sd->len | 0-2147479551,3294967297-u32max |
| USER_DATA | 1 | sd->pos | 0-15442450941 |
| NO_OVERFLOW_SIMPLE | 0 | pipe->max_usage | |
| NO_OVERFLOW_SIMPLE | 0 | pipe->nr_accounted | |
| NO_OVERFLOW_SIMPLE | 0 | pipe->ring_size | |
| NO_OVERFLOW_SIMPLE | 1 | sd->len | |
| NO_OVERFLOW_SIMPLE | 1 | sd->total_len | |
| USER_PTR | 1 | sd->opos |
drivers/char/virtio_console.c port_fops_splice_write() -> __splice_from_pipe()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pipe | 4096-ptr_max |
| PARAM_VALUE | 1 | sd | 5946973327574691840 |
| PARAM_VALUE | 1 | sd->len | 0 |
| PARAM_VALUE | 1 | sd->need_wakeup | 0 |
| PARAM_VALUE | 1 | sd->num_spliced | 0 |
| PARAM_VALUE | 1 | sd->opos | 0 |
| PARAM_VALUE | 1 | sd->u.data | 8631093125754978304 |
| PARAM_VALUE | 1 | sd->u.file | 0 |
| PARAM_VALUE | 2 | actor | 7512252948342398976 |
| BUF_SIZE | 0 | pipe | s32min-(-1),1-s32max |
| BUF_SIZE | 0 | pipe | s32min-(-1),1-s32max |
| DATA_SOURCE | 0 | pipe | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | sd->flags | 0-16[c] |
| USER_DATA | 1 | sd->pos | 0-1000000000 |
| USER_DATA | 1 | sd->total_len | 1-1000000000[c] |
| NO_OVERFLOW_SIMPLE | 0 | pipe->max_usage | |
| NO_OVERFLOW_SIMPLE | 0 | pipe->nr_accounted | |
| NO_OVERFLOW_SIMPLE | 0 | pipe->ring_size | |
| HALF_LOCKED2 | &inode->i_rwsem |