XFS_QLOCK_NESTED 1199 fs/xfs/xfs_dquot.c 			mutex_lock_nested(&d1->q_qlock, XFS_QLOCK_NESTED);
XFS_QLOCK_NESTED 1202 fs/xfs/xfs_dquot.c 			mutex_lock_nested(&d2->q_qlock, XFS_QLOCK_NESTED);