new helper: ihold()
authorAl Viro <viro@zeniv.linux.org.uk>
Sat, 23 Oct 2010 15:11:40 +0000 (11:11 -0400)
committerAl Viro <viro@zeniv.linux.org.uk>
Tue, 26 Oct 2010 01:26:11 +0000 (21:26 -0400)
Clones an existing reference to inode; caller must already hold one.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

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