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Defined in 1 files as a function:

Referenced in 6 files:

Smatch caller information:

arch/x86/kvm/mmu/mmu.c __walk_slot_rmaps() -> rwlock_needbreak()

Type Parameter Key Value
PARAM_VALUE 0 lock 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &kvm->lock
HALF_LOCKED2 &kvm->mmu_lock
HALF_LOCKED2 &kvm->slots_lock

arch/x86/kvm/mmu/mmu.c kvm_mmu_zap_memslot_pages_and_flush() -> rwlock_needbreak()

Type Parameter Key Value
PARAM_VALUE 0 lock 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
LOCK2 &kvm->mmu_lock
HALF_LOCKED2 &kvm->lock
HALF_LOCKED2 &kvm->slots_lock
HALF_LOCKED2 _T->lock
TYPE_LOCK (struct kvm)->mmu_lock

arch/x86/kvm/mmu/mmu.c kvm_recover_nx_huge_pages() -> rwlock_needbreak()

Type Parameter Key Value
PARAM_VALUE 0 lock 4096-ptr_max
LOCK2 &kvm->mmu_lock
LOCK2 &kvm->srcu
LOCK2 rcu_read
TYPE_LOCK (struct kvm)->mmu_lock
TYPE_LOCK (struct kvm)->srcu

arch/x86/kvm/mmu/mmu.c mmu_sync_children() -> rwlock_needbreak()

Type Parameter Key Value
PARAM_VALUE 0 lock 4096-ptr_max
PREEMPT_ADD
LOCK2 &vcpu->kvm->mmu_lock
HALF_LOCKED2 &vcpu->kvm->srcu
HALF_LOCKED2 &vcpu->mutex
TYPE_LOCK (struct kvm)->mmu_lock

arch/x86/kvm/mmu/mmu.c need_topup_split_caches_or_resched() -> rwlock_needbreak()

Type Parameter Key Value
PARAM_VALUE 0 lock 4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &kvm->arch.apic_map_lock
HALF_LOCKED2 &kvm->arch.apicv_update_lock
HALF_LOCKED2 &kvm->lock
HALF_LOCKED2 &kvm->mmu_lock
HALF_LOCKED2 &kvm->slots_lock
HALF_LOCKED2 &kvm->srcu

fs/btrfs/extent_map.c btrfs_scan_inode() -> rwlock_needbreak()

Type Parameter Key Value
PARAM_VALUE 0 lock 4096-ptr_max
LOCK2 &inode->i_mmap_lock
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct btrfs_inode)->i_mmap_lock

arch/x86/kvm/mmu/tdp_mmu.c tdp_mmu_iter_need_resched() -> rwlock_needbreak()

Type Parameter Key Value
PARAM_VALUE 0 lock 4096-ptr_max
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 rcu_read
HALF_LOCKED2 &kvm->lock
HALF_LOCKED2 &kvm->mmu_lock
HALF_LOCKED2 &kvm->slots_lock

kernel/sched/core.c __cond_resched_rwlock_read() -> rwlock_needbreak()

Type Parameter Key Value
PARAM_VALUE 0 lock 4096-ptr_max
DATA_SOURCE 0 lock $0
RX_PATH
TASK_NOT_RUNNING
LOCK2 &kvm->mmu_lock
HALF_LOCKED2 &kvm->srcu
TYPE_LOCK (struct kvm)->mmu_lock

kernel/sched/core.c __cond_resched_rwlock_write() -> rwlock_needbreak()

Type Parameter Key Value
PARAM_VALUE 0 lock 4096-ptr_max
DATA_SOURCE 0 lock $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &dev_replace->lock_finishing_cancel_unmount
HALF_LOCKED2 &dev_replace->rwsem
HALF_LOCKED2 &fs_devices->device_list_mutex
HALF_LOCKED2 &fs_info->chunk_mutex
HALF_LOCKED2 &fs_info->mapping_tree_lock
HALF_LOCKED2 &kvm->mmu_lock
HALF_LOCKED2 &kvm->srcu
HALF_LOCKED2 &tree->lock
HALF_LOCKED2 &vcpu->kvm->mmu_lock
HALF_LOCKED2 global &srcu