Defined in 1 files as a function:
Referenced in 35 files:
- arch/arm/mm/fault.c
- arch/csky/kernel/vdso.c, line 53
- arch/loongarch/mm/pageattr.c, line 120
- arch/nios2/mm/init.c, line 99
- arch/openrisc/kernel/dma.c
- arch/powerpc/kvm/book3s_hv_uvmem.c, line 406
- arch/powerpc/mm/book3s64/subpage_prot.c
- arch/powerpc/platforms/pseries/vas.c, line 794
- arch/riscv/mm/pageattr.c, line 278
- arch/s390/kvm/gmap.c, line 973
- arch/s390/kvm/kvm-s390.c, line 2595
- arch/sparc/vdso/vma.c, line 131
- arch/x86/entry/vdso/vma.c, line 228
- arch/x86/kernel/uprobes.c, line 1199
- arch/x86/mm/pat/set_memory.c, line 464
- drivers/gpu/drm/amd/amdkfd/kfd_svm.c
- drivers/gpu/drm/nouveau/nouveau_svm.c, line 358
- drivers/iommu/iommufd/pages.c, line 1001
- drivers/xen/privcmd.c
- include/linux/mmap_lock.h
- include/linux/mmu_notifier.h, line 325
- kernel/events/uprobes.c
- kernel/fork.c, line 1321
- kernel/trace/trace_events_user.c, line 842
- lib/test_lockup.c, line 198
- mm/khugepaged.c
- mm/ksm.c, line 3130
- mm/mempolicy.c
- mm/mmap.c
- mm/mmu_notifier.c, line 750
- mm/mprotect.c
- mm/nommu.c
- mm/ptdump.c, line 180
- mm/userfaultfd.c
- mm/util.c
Smatch caller information:
kernel/fork.c replace_mm_exe_file() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->exe_file | 0,4096-ptr_max |
| PARAM_VALUE | 0 | mm->exe_file->f_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | mm->exe_file->f_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | mm->exe_file->f_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | mm->exe_file->f_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | mm->exe_file->f_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | mm->exe_file->f_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | mm->exe_file->f_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | mm->exe_file->f_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | mm->exe_file->f_security | 0 |
| PARAM_VALUE | 0 | mm->exe_file->f_task_work.func | 5179756662909861888 |
| 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 | $0 |
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
kernel/trace/trace_events_user.c user_event_mm_remove() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
arch/x86/entry/vdso/vma.c map_vdso_once() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
mm/mmap.c exit_mmap() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->binfmt->module | 0 |
| PARAM_VALUE | 0 | mm->context.ldt | 0 |
| PARAM_VALUE | 0 | mm->ioctx_table | 0 |
| PARAM_VALUE | 0 | mm->mm_cid.pcpu | 0 |
| PARAM_VALUE | 0 | mm->mm_id | 0 |
| PARAM_VALUE | 0 | mm->mm_users.counter | 0 |
| PARAM_VALUE | 0 | mm->mmap_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->handoff_set | 1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->list.next | 2212933610777083904,2624917664208203776 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->list.prev | 2212933610777083904,2624917664208203776 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | mm->notifier_subscriptions | 0 |
| PARAM_VALUE | 0 | mm->sc_stat.pcpu_sched | 0 |
| CAPPED_DATA | 0 | mm | 1 |
| CAPPED_DATA | 0 | mm->uprobes_state.xol_area | 1 |
| DATA_SOURCE | 0 | mm | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &pool->lock |
mm/mmap.c exit_mmap() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->binfmt->module | 0 |
| PARAM_VALUE | 0 | mm->context.ldt | 0 |
| PARAM_VALUE | 0 | mm->ioctx_table | 0 |
| PARAM_VALUE | 0 | mm->mm_cid.pcpu | 0 |
| PARAM_VALUE | 0 | mm->mm_id | 0 |
| PARAM_VALUE | 0 | mm->mm_users.counter | 0 |
| PARAM_VALUE | 0 | mm->mmap_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->handoff_set | 1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->list.next | 2212933610777083904,2624917664208203776 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->list.prev | 2212933610777083904,2624917664208203776 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | mm->notifier_subscriptions | 0 |
| PARAM_VALUE | 0 | mm->sc_stat.pcpu_sched | 0 |
| CAPPED_DATA | 0 | mm | 1 |
| CAPPED_DATA | 0 | mm->uprobes_state.xol_area | 1 |
| DATA_SOURCE | 0 | mm | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &pool->lock |
mm/mmap.c mmap_read_lock_maybe_expand() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm->map_count | (-1)-s32max |
| PARAM_VALUE | 0 | mm->mmap_lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | mm->stack_vm | 1 |
| PARAM_VALUE | 0 | mm->total_vm | 1 |
| DATA_SOURCE | 0 | mm | $0 |
| NOCHECK_CALL |
mm/userfaultfd.c userfaultfd_register() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->mm_users.counter | 0-s32max |
| PARAM_VALUE | 0 | mm->task_size | 1-u64max |
| CAPPED_DATA | 0 | mm->task_size | 1 |
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
mm/userfaultfd.c userfaultfd_release_all() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->mm_users.counter | 0-s32max |
| DATA_SOURCE | 0 | mm | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
mm/userfaultfd.c userfaultfd_release_new() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
mm/userfaultfd.c userfaultfd_set_mode() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->mm_users.counter | 0-s32max |
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
mm/userfaultfd.c userfaultfd_unregister() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->mm_users.counter | 0-s32max |
| PARAM_VALUE | 0 | mm->task_size | 1-u64max |
| CAPPED_DATA | 0 | mm->task_size | 1 |
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_process.c mmu_notifier_get() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| DATA_SOURCE | 0 | mm | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
| LOCK2 | global &kfd_processes_mutex |
mm/ptdump.c ptdump_walk_pgd() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| DATA_SOURCE | 0 | mm | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &m->lock |
drivers/iommu/iommufd/pages.c update_mm_locked_vm() -> mmap_write_lock()
| 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 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &ictx->ioas_creation_lock | ||
| HALF_LOCKED2 | &pages->mutex |
mm/util.c account_locked_vm() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 1-u64max |
| DATA_SOURCE | 0 | mm | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
mm/util.c vm_mmap_shadow_stack() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
mm/mprotect.c __do_sys_pkey_alloc() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
mm/mprotect.c __do_sys_pkey_alloc() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
mm/mprotect.c __do_sys_pkey_free() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
mm/mprotect.c __do_sys_pkey_free() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
mm/ksm.c __ksm_exit() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->binfmt->module | 0 |
| 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 | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | 0 | &mm->mmap_lock |
arch/x86/kernel/uprobes.c arch_uprobe_optimize() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
lib/test_lockup.c test_lock() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | global lock_mutex_ptr | ||
| HALF_LOCKED2 | global lock_rwsem_ptr |
drivers/xen/privcmd.c alloc_ioreq() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
| LOCK2 | global &ioreq_lock |
drivers/xen/privcmd.c privcmd_ioctl_mmap() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
drivers/xen/privcmd.c privcmd_ioctl_mmap_batch() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
drivers/xen/privcmd.c privcmd_ioctl_mmap_resource() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
mm/mmu_notifier.c mmu_notifier_register() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | mm | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | global &iommu_sva_lock |
drivers/gpu/drm/nouveau/nouveau_svm.c nouveau_svmm_init() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
| LOCK2 | &cli->mutex | ||
| TYPE_LOCK | (struct nouveau_cli)->mutex |
drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_svm.c svm_range_deferred_list_work() -> mmap_write_lock()
| 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 |
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &pool->lock |
drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_svm.c svm_range_list_lock_and_flush_work() -> mmap_write_lock()
| 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 |
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &process_info->lock |
drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_svm.c svm_range_restore_pages() -> mmap_write_lock()
| 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 | 1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->list.next | 2212933610777083904 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->list.prev | 2212933610777083904 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| DATA_SOURCE | 0 | mm | r get_task_mm |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &pool->lock |
mm/mempolicy.c __do_sys_set_mempolicy_home_node() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
mm/mempolicy.c __do_sys_set_mempolicy_home_node() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
mm/mempolicy.c do_mbind() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
mm/mempolicy.c mpol_rebind_mm() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| DATA_SOURCE | 0 | mm | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | global &cpuset_mutex |
kernel/events/uprobes.c register_for_each_vma() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
| LOCK2 | &uprobe->register_rwsem | ||
| HALF_LOCKED2 | global &event_mutex | ||
| TYPE_LOCK | (struct uprobe)->register_rwsem |
kernel/events/uprobes.c unapply_uprobe() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | mm | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
| LOCK2 | &uprobe->register_rwsem | ||
| TYPE_LOCK | (struct uprobe)->register_rwsem |
arch/x86/mm/pat/set_memory.c class_mmap_write_lock_constructor() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 7138969414219841536 |
| DATA_SOURCE | 0 | mm | $0 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | global &mem_enc_lock |
mm/khugepaged.c __khugepaged_exit() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->binfmt->module | 0 |
| PARAM_VALUE | 0 | mm->context.global_asid | 0 |
| PARAM_VALUE | 0 | mm->context.ldt | 0 |
| PARAM_VALUE | 0 | mm->exe_file->f_cred->process_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | mm->exe_file->f_cred->process_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | mm->exe_file->f_cred->request_key_auth->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | mm->exe_file->f_cred->request_key_auth->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | mm->exe_file->f_cred->session_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | mm->exe_file->f_cred->session_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | mm->exe_file->f_cred->thread_keyring->user->qnbytes | s32min-s32max |
| PARAM_VALUE | 0 | mm->exe_file->f_cred->thread_keyring->user->qnkeys | s32min-s32max |
| PARAM_VALUE | 0 | mm->ioctx_table | 0 |
| PARAM_VALUE | 0 | mm->mm_cid.pcpu | 0 |
| PARAM_VALUE | 0 | mm->mm_id | 0 |
| PARAM_VALUE | 0 | mm->mm_users.counter | 0 |
| 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->list.next | 2624917664208203776 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->list.prev | 2624917664208203776 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | mm->mmap_lock.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | mm->notifier_subscriptions | 0 |
| PARAM_VALUE | 0 | mm->sc_stat.pcpu_sched | 0 |
| CAPPED_DATA | 0 | mm | 1 |
| CAPPED_DATA | 0 | mm->uprobes_state.xol_area | 1 |
| DATA_SOURCE | 0 | mm | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | 0 | &mm->mmap_lock |
mm/khugepaged.c collapse_huge_page() -> mmap_write_lock()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | mm | 4096-ptr_max |
| PARAM_VALUE | 0 | mm->mm_mt.ma_root | 1-u64max |
| PARAM_VALUE | 0 | mm->mm_users.counter | s32min-(-1),1-s32max |
| PARAM_VALUE | 0 | mm->mmap_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->handoff_set | 1 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->list.next | 2212933610777083904 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->list.prev | 2212933610777083904 |
| PARAM_VALUE | 0 | mm->mmap_lock.first_waiter->type | 0-1 |
| PARAM_VALUE | 0 | mm->notifier_subscriptions->has_itree | 0-1 |
| CAPPED_DATA | 0 | mm->mm_mt.ma_root | 1 |
| DATA_SOURCE | 0 | mm | $0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | mm | unit_byte |
| HALF_LOCKED2 | &mm->mmap_lock |