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(parent: 8288197) | patch
Unionfs: don't create whiteouts on rightmost branch
authorErez Zadok <ezk@cs.sunysb.edu>
Sun, 25 Nov 2007 20:48:40 +0000 (15:48 -0500)
committerErez Zadok <ezk@cs.sunysb.edu>
Tue, 13 Jan 2009 02:32:24 +0000 (21:32 -0500)
commitaf016c897db34a9fc30d522b65626aa9726c5aae
tree9c49569dd2d8c3225c15f4ece915d94ee6d4bb38tree | snapshot
parent828819759a8707c43ace7750cbb35e7ca5a9843ecommit | diff
Unionfs: don't create whiteouts on rightmost branch

If we are unlinking/rmdir'ing an object on the  rightmost branch, there's no
need to  create a whiteout there: this saves on storage space and inodes.
Also, in the (degenerate) case of having only one branch, this really saves
on whiteouts.

CC: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Erez Zadok <ezk@cs.sunysb.edu>
fs/unionfs/unlink.c diff | blob | history
unionfs2-lite