tree fceaebf6b6d7eb1d1150120c44a842cbce8347f6
parent d82c2df54e2f7e447476350848d8eccc8d2fe46a
author Jeff Layton <jlayton@redhat.com> 1226765567 -0500
committer Steve French <sfrench@us.ibm.com> 1226891652 +0000

cifs: reinstate sharing of tree connections

Use a similar approach to the SMB session sharing. Add a list of tcons
attached to each SMB session. Move the refcount to non-atomic. Protect
all of the above with the cifs_tcp_ses_lock. Add functions to
properly find and put references to the tcons.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>