1102 void lock_two_inodes(struct inode *inode1, struct inode *inode2,  in lock_two_inodes()  argument
1105 	if (!inode1 || !inode2) {  in lock_two_inodes()
1112 			swap(inode1, inode2);  in lock_two_inodes()
1120 	if (S_ISDIR(inode2->i_mode) == S_ISDIR(inode1->i_mode)) {  in lock_two_inodes()
1121 		if (inode1 > inode2)  in lock_two_inodes()
1122 			swap(inode1, inode2);  in lock_two_inodes()
1124 		swap(inode1, inode2);  in lock_two_inodes()
1128 	if (inode2 && inode2 != inode1)  in lock_two_inodes()
1129 		inode_lock_nested(inode2, subclass2);  in lock_two_inodes()
1141 void lock_two_nondirectories(struct inode *inode1, struct inode *inode2)  in lock_two_nondirectories()  argument
1145 	if (inode2)  in lock_two_nondirectories()
1146 		WARN_ON_ONCE(S_ISDIR(inode2->i_mode));  in lock_two_nondirectories()
1147 	lock_two_inodes(inode1, inode2, I_MUTEX_NORMAL, I_MUTEX_NONDIR2);  in lock_two_nondirectories()
1156 void unlock_two_nondirectories(struct inode *inode1, struct inode *inode2)  in unlock_two_nondirectories()  argument
1162 	if (inode2 && inode2 != inode1) {  in unlock_two_nondirectories()
1163 		WARN_ON_ONCE(S_ISDIR(inode2->i_mode));  in unlock_two_nondirectories()
1164 		inode_unlock(inode2);  in unlock_two_nondirectories()