revert changes to new_dentry_private_data and document it
authorErez_Zadok <ezk@cs.sunysb.edu>
Mon, 11 Jun 2007 14:52:21 +0000 (10:52 -0400)
committerErez Zadok <ezk@cs.sunysb.edu>
Tue, 11 Nov 2014 02:32:02 +0000 (21:32 -0500)
commit85f1a4bb11e9d9488b589887a4eb3c39303f4cbb
tree953e8e3860816df1633c2f1a2fd32b3182d71426
parent21cc17ae92893a5829f856db96fa53e475c3c55e
revert changes to new_dentry_private_data and document it

Revert bad changes to this function, but this time explain better its precise
semantics.  It can take a dentry whose private unionfs 'info' node exists or
not, and it should allocate and un/lock it only if it's NULL.

Signed-off-by: Erez Zadok <ezk@cs.sunysb.edu>
fs/unionfs/lookup.c