Lines Matching defs:dq_data_lock
94 * * dq_data_lock protects mem_dqinfo structures and modifications of dquot
100 * dq_data_lock > dq_list_lock > i_lock > dquot->dq_dqb_lock,
110 * they are freed. dq_data_lock is used to serialize the pointer setting and
114 * to check this flag under dq_data_lock and then (if S_NOQUOTA is not set) they
115 * have to do all pointer modifications before dropping dq_data_lock. This makes
131 __cacheline_aligned_in_smp DEFINE_SPINLOCK(dq_data_lock);
132 EXPORT_SYMBOL(dq_data_lock);
446 spin_lock(&dq_data_lock);
448 spin_unlock(&dq_data_lock);
1156 * (dq_data_lock).
1158 spin_lock(&dq_data_lock);
1166 spin_unlock(&dq_data_lock);
1582 spin_lock(&dq_data_lock);
1614 spin_unlock(&dq_data_lock);
1658 spin_lock(&dq_data_lock);
1663 spin_unlock(&dq_data_lock);
2070 spin_lock(&dq_data_lock);
2074 spin_unlock(&dq_data_lock);
2135 spin_unlock(&dq_data_lock);
2167 spin_unlock(&dq_data_lock);
2508 spin_lock(&dq_data_lock);
2510 spin_unlock(&dq_data_lock);
2894 spin_lock(&dq_data_lock);
2908 spin_unlock(&dq_data_lock);
2931 spin_lock(&dq_data_lock);
2942 spin_unlock(&dq_data_lock);