| unwind-dw2-btree.h | 32 struct version_lock struct
42 uintptr_type version_lock; member in struct:version_lock
54 version_lock_initialize_locked_exclusive (struct version_lock *vl)
56 vl->version_lock = 1;
61 version_lock_try_lock_exclusive (struct version_lock *vl)
63 uintptr_type state = __atomic_load_n (&(vl->version_lock), __ATOMIC_SEQ_CST);
66 return __atomic_compare_exchange_n (&(vl->version_lock), &state, state | 1,
73 version_lock_lock_exclusive (struct version_lock *vl)
81 uintptr_type state = __atomic_load_n (&(vl->version_lock), __ATOMIC_SEQ_CST);
84 if (__atomic_compare_exchange_n (&(vl->version_lock), &state, state | 1
213 struct version_lock version_lock; member in struct:btree_node
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