Defined in 1 files as a function:
Referenced in 3 files:
Smatch caller information:
ipc/sem.c __do_semtimedop() -> ipc_valid_object()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | perm | 4096-ptr_max |
| LOCK2 | rcu_read | ||
| LOCK2 | sma |
ipc/sem.c __do_semtimedop() -> ipc_valid_object()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | perm | 4096-ptr_max |
| PARAM_VALUE | 0 | perm->deleted | 0 |
| LOCK2 | rcu_read | ||
| LOCK2 | sma |
ipc/sem.c exit_sem() -> ipc_valid_object()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | perm | 4096-ptr_max |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | rcu_read | ||
| LOCK2 | sma |
ipc/sem.c find_alloc_undo() -> ipc_valid_object()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | perm | 4096-ptr_max |
| LOCK2 | rcu_read | ||
| LOCK2 | sma |
ipc/sem.c semctl_main() -> ipc_valid_object()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | perm | 4096-ptr_max |
| LOCK2 | rcu_read | ||
| LOCK2 | sma |
ipc/sem.c semctl_main() -> ipc_valid_object()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | perm | 4096-ptr_max |
| PARAM_VALUE | 0 | perm->deleted | 0 |
| LOCK2 | rcu_read | ||
| LOCK2 | sma |
ipc/sem.c semctl_main() -> ipc_valid_object()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | perm | 4096-ptr_max |
| LOCK2 | rcu_read | ||
| LOCK2 | sma |
ipc/sem.c semctl_main() -> ipc_valid_object()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | perm | 4096-ptr_max |
| LOCK2 | rcu_read | ||
| LOCK2 | sma |
ipc/sem.c semctl_setval() -> ipc_valid_object()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | perm | 4096-ptr_max |
| LOCK2 | rcu_read | ||
| LOCK2 | sma |
ipc/sem.c semctl_stat() -> ipc_valid_object()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | perm | 4096-ptr_max |
| PREEMPT_ADD | <- disables preempt | ||
| LOCK2 | &sma->sem_perm.lock | ||
| LOCK2 | rcu_read | ||
| TYPE_LOCK | (struct kern_ipc_perm)->lock |
ipc/msg.c do_msgrcv() -> ipc_valid_object()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | perm | 4096-ptr_max |
| PREEMPT_ADD | <- disables preempt | ||
| LOCK2 | &msq->q_perm.lock | ||
| LOCK2 | rcu_read | ||
| TYPE_LOCK | (struct kern_ipc_perm)->lock |
ipc/msg.c do_msgsnd() -> ipc_valid_object()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | perm | 4096-ptr_max |
| PREEMPT_ADD | <- disables preempt | ||
| LOCK2 | &msq->q_perm.lock | ||
| LOCK2 | rcu_read | ||
| TYPE_LOCK | (struct kern_ipc_perm)->lock |
ipc/msg.c do_msgsnd() -> ipc_valid_object()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | perm | 4096-ptr_max |
| PARAM_VALUE | 0 | perm->deleted | 0 |
| PREEMPT_ADD | <- disables preempt | ||
| LOCK2 | &msq->q_perm.lock | ||
| LOCK2 | rcu_read | ||
| TYPE_LOCK | (struct kern_ipc_perm)->lock |
ipc/msg.c msgctl_stat() -> ipc_valid_object()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | perm | 4096-ptr_max |
| PREEMPT_ADD | <- disables preempt | ||
| LOCK2 | &msq->q_perm.lock | ||
| LOCK2 | rcu_read | ||
| TYPE_LOCK | (struct kern_ipc_perm)->lock |
ipc/shm.c do_shmat() -> ipc_valid_object()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | perm | 4096-ptr_max |
| PREEMPT_ADD | <- disables preempt | ||
| LOCK2 | &shp->shm_perm.lock | ||
| LOCK2 | rcu_read | ||
| TYPE_LOCK | (struct kern_ipc_perm)->lock |
ipc/shm.c exit_shm() -> ipc_valid_object()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | perm | 4096-ptr_max |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &shp->shm_perm.lock | ||
| LOCK2 | rcu_read | ||
| TYPE_LOCK | (struct kern_ipc_perm)->lock |
ipc/shm.c shm_lock() -> ipc_valid_object()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | perm | 4096-ptr_max |
| DATA_SOURCE | 0 | perm | r ipc_obtain_object_idr |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | rcu_read | ||
| LOCK2 | 0 | &perm->lock | |
| TYPE_LOCK | (struct kern_ipc_perm)->lock |
ipc/shm.c shmctl_do_lock() -> ipc_valid_object()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | perm | 4096-ptr_max |
| PREEMPT_ADD | <- disables preempt | ||
| LOCK2 | &shp->shm_perm.lock | ||
| LOCK2 | rcu_read | ||
| TYPE_LOCK | (struct kern_ipc_perm)->lock |
ipc/shm.c shmctl_stat() -> ipc_valid_object()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | perm | 4096-ptr_max |
| PREEMPT_ADD | <- disables preempt | ||
| LOCK2 | &shp->shm_perm.lock | ||
| LOCK2 | rcu_read | ||
| TYPE_LOCK | (struct kern_ipc_perm)->lock |