Defined in 1 files as a function:
Referenced in 16 files:
- arch/microblaze/mm/fault.c, line 142
- arch/s390/kvm/pv.c, line 114
- arch/sparc/mm/fault_64.c, line 324
- arch/um/kernel/trap.c, line 30
- drivers/android/binder_alloc.c, line 1158
- drivers/gpu/drm/amd/amdkfd/kfd_svm.c, line 3645
- include/linux/mmap_lock.h, line 634
- kernel/bpf/stackmap.c
- kernel/bpf/task_iter.c, line 800
- kernel/sched/fair.c, line 4192
- mm/khugepaged.c, line 2898
- mm/memory.c
- mm/mmap_lock.c, line 441
- mm/oom_kill.c, line 566
- mm/vmscan.c, line 3853
- rust/helpers/mm.c, line 33
Smatch caller information:
mm/oom_kill.c oom_reap_task_mm() -> mmap_read_trylock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| DATA_SOURCE | 0 | mm | $1 |
kernel/bpf/stackmap.c stack_map_get_build_id_offset() -> mmap_read_trylock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PREEMPT_ADD | |||
| UNITS | 0 | mm | unit_byte |
kernel/bpf/stackmap.c stack_map_lock_vma() -> mmap_read_trylock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| UNITS | 0 | mm | unit_byte |
mm/vmscan.c walk_mm() -> mmap_read_trylock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->mmap_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | mm->page_table_lock.rlock.dep_map->name | 0-255 |
| DATA_SOURCE | 0 | mm | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING |
drivers/android/binder_alloc.c binder_alloc_free_page() -> mmap_read_trylock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->mm_users.counter | 0-s32max |
| CAPPED_DATA | 0 | mm | 1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
mm/memory.c __vmf_anon_prepare() -> mmap_read_trylock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &mm->mmap_lock |
mm/memory.c map_kernel_pages_prepare() -> mmap_read_trylock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
mm/memory.c print_vma_addr() -> mmap_read_trylock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
mm/memory.c vm_insert_page() -> mmap_read_trylock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | mm->vma_writer_wait.task->sched_class->uclamp_enabled | 0-1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &file->device->disassociate_srcu | ||
| HALF_LOCKED2 | &file->disassociation_lock | ||
| HALF_LOCKED2 | &mm->mmap_lock | ||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | &po->pg_vec_lock | ||
| HALF_LOCKED2 | global &gref_mutex |
mm/memory.c vm_insert_pages() -> mmap_read_trylock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm->vma_writer_wait.task->sched_class->uclamp_enabled | 0-1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | _T->lock |
kernel/sched/fair.c task_numa_work() -> mmap_read_trylock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | bh | ||
| HALF_LOCKED2 | rcu |
drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_svm.c svm_range_evict_svm_bo() -> mmap_read_trylock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->mm_users.counter | 0-s32max |
| RX_PATH | |||
| TASK_NOT_RUNNING |
kernel/bpf/task_iter.c ____bpf_find_vma() -> mmap_read_trylock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 1-u64max |
| UNITS | 0 | mm | unit_byte |
mm/mmap_lock.c get_mmap_lock_carefully() -> mmap_read_trylock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 1-u64max |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->handoff_set | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| CAPPED_DATA | 0 | mm | 1 |
| DATA_SOURCE | 0 | mm | $0 |
| RX_PATH | |||
| UNITS | 0 | mm | unit_byte |
mm/vmalloc.c class_mmap_read_lock_try_constructor() -> mmap_read_trylock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 7138969414219841536 |
| DATA_SOURCE | 0 | mm | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING |
mm/khugepaged.c collapse_scan_mm_slot() -> mmap_read_trylock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| UNITS | 0 | mm | unit_byte |