Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
fs/dax.c dax_associate_entry() -> dax_is_empty_entry()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | entry | 1,3-u64max |
| DATA_SOURCE | 0 | entry | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &(xas->xa)->xa_lock | ||
| LOCK2 | irq | ||
| HALF_LOCKED2 | &inode->i_mapping->invalidate_lock | ||
| HALF_LOCKED2 | &mapping->invalidate_lock |
fs/dax.c dax_busy_page() -> dax_is_empty_entry()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | entry | 1-u64max |
| DATA_SOURCE | 0 | entry | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &((&xas)->xa)->xa_lock | ||
| LOCK2 | irq |
fs/dax.c dax_disassociate_entry() -> dax_is_empty_entry()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | entry | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | irq | ||
| HALF_LOCKED2 | &((&xas)->xa)->xa_lock | ||
| HALF_LOCKED2 | &(xas->xa)->xa_lock |
fs/dax.c dax_entry_size() -> dax_is_empty_entry()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | entry | 1,3-u64max |
| DATA_SOURCE | 0 | entry | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &(xas->xa)->xa_lock | ||
| LOCK2 | irq | ||
| HALF_LOCKED2 | &inode->i_mapping->invalidate_lock | ||
| HALF_LOCKED2 | &mapping->invalidate_lock |
fs/dax.c dax_insert_entry() -> dax_is_empty_entry()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | entry | $3 |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &(xas->xa)->xa_lock | ||
| LOCK2 | irq | ||
| HALF_LOCKED2 | &inode->i_mapping->invalidate_lock | ||
| HALF_LOCKED2 | &mapping->invalidate_lock |
fs/dax.c dax_lock_mapping_entry() -> dax_is_empty_entry()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | entry | 1-u64max |
| DATA_SOURCE | 0 | entry | r xas_load |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &((&xas)->xa)->xa_lock | ||
| LOCK2 | irq | ||
| LOCK2 | rcu_read |
fs/dax.c dax_writeback_one() -> dax_is_empty_entry()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | entry | 1-u64max |
| DATA_SOURCE | 0 | entry | r get_next_unlocked_entry |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &((&xas)->xa)->xa_lock | ||
| LOCK2 | irq | ||
| HALF_LOCKED2 | &mapping->invalidate_lock |
fs/dax.c grab_mapping_entry() -> dax_is_empty_entry()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | entry | 1-u64max |
| CAPPED_DATA | 0 | entry | 1 |
| DATA_SOURCE | 0 | entry | r get_next_unlocked_entry |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &(xas->xa)->xa_lock | ||
| LOCK2 | irq | ||
| HALF_LOCKED2 | &inode->i_mapping->invalidate_lock | ||
| HALF_LOCKED2 | &mapping->invalidate_lock |