Documented in 1 files:
Defined in 2 files as a function:
- arch/powerpc/include/asm/qspinlock.h, line 81 (as a function)
- include/asm-generic/qspinlock.h, line 82 (as a function)
Referenced in 4 files:
- arch/powerpc/include/asm/qspinlock.h, line 162
- arch/x86/kernel/paravirt-spinlocks.c
- include/asm-generic/qspinlock.h, line 177
- kernel/locking/qspinlock.c, line 122
Smatch caller information:
security/keys/gc.c spin_is_contended() -> queued_spin_is_contended()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | lock | 7793827098108829696 |
| PREEMPT_ADD | |||
| LOCK2 | global &key_serial_lock | ||
| HALF_LOCKED2 | &pool->lock |
mm/vmscan.c spin_is_contended() -> queued_spin_is_contended()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | lock | 4096-ptr_max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &anon_vma->root->rwsem | ||
| HALF_LOCKED2 | &folio->private->lock |
mm/memory.c spin_is_contended() -> queued_spin_is_contended()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &mm->mmap_lock | ||
| LOCK2 | &oldmm->mmap_lock | ||
| LOCK2 | lock | ||
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | dst_ptl | ||
| HALF_LOCKED2 | src_ptl | ||
| TYPE_LOCK | (struct mm_struct)->mmap_lock |
fs/jbd2/checkpoint.c spin_is_contended() -> queued_spin_is_contended()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | lock | 4096-ptr_max |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &journal->j_list_lock | ||
| HALF_LOCKED2 | &journal->j_checkpoint_mutex | ||
| TYPE_LOCK | (struct journal_s)->j_list_lock |
arch/x86/kernel/paravirt-spinlocks.c native_queued_spin_unlock_traced() -> queued_spin_is_contended()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | lock | $0 |
arch/x86/kernel/paravirt-spinlocks.c pv_queued_spin_unlock_traced() -> queued_spin_is_contended()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | lock | $0 |
kernel/sched/core.c spin_is_contended() -> queued_spin_is_contended()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | lock | 4096-ptr_max |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HALF_LOCKED2 | &caching_ctl->mutex | ||
| HALF_LOCKED2 | &ctl->tree_lock | ||
| HALF_LOCKED2 | &dlm->spinlock | ||
| HALF_LOCKED2 | &fs_info->commit_root_sem | ||
| HALF_LOCKED2 | &fs_info->ref_verify_lock | ||
| HALF_LOCKED2 | &journal->j_list_lock | ||
| HALF_LOCKED2 | &obj->lut_lock | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &root->delalloc_lock | ||
| HALF_LOCKED2 | &root->delalloc_mutex | ||
| HALF_LOCKED2 | &root->ordered_extent_lock | ||
| HALF_LOCKED2 | &root->ordered_extent_mutex | ||
| HALF_LOCKED2 | &tmp_ctl.tree_lock | ||
| HALF_LOCKED2 | &tree->lock | ||
| HALF_LOCKED2 | &xprt->queue_lock | ||
| HALF_LOCKED2 | &zi->zi_open_zones_lock | ||
| HALF_LOCKED2 | global &lru_lock |