Searched refs:atomic_dec_unless_positive (Results 1 – 3 of 3) sorted by relevance
76 #ifndef atomic_dec_unless_positive77 static inline int atomic_dec_unless_positive(atomic_t *p) in atomic_dec_unless_positive() function
551 return atomic_dec_unless_positive(&mapping->i_mmap_writable) ? in mapping_deny_writable()2466 return atomic_dec_unless_positive(&inode->i_writecount) ? 0 : -ETXTBSY; in deny_write_access()
3519 if (!atomic_dec_unless_positive(&pmu->exclusive_cnt)) in exclusive_event_init()