user1 be in a group, say,
group1 and allow
group1 to access
Assuming you have setup user1 be in a group called "group1"
chgrp -R group1 /home2/users
chmod -R 770 /home2/users
If you want the files/dirs created under
/home2/users to be accessible by user1 (regardless who created it) in the future then you will need to set the SGID:
chmod g+s /home2/users
Note that the above command can only be set by the
Can you elaborate more on your objective? Why does user1 needs to access user2's home directory? Will it be bad if user2 can access user1's home directory?