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shmem: support RENAME_EXCHANGE
authorMiklos Szeredi <mszeredi@suse.cz>
Wed, 23 Jul 2014 13:15:34 +0000 (15:15 +0200)
committerAl Viro <viro@zeniv.linux.org.uk>
Thu, 7 Aug 2014 18:40:09 +0000 (14:40 -0400)
This is really simple in tmpfs since the VFS already takes care of
shuffling the dentries.  Just adjust nlink on parent directories and touch
c & mtimes.

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Acked-by: Hugh Dickins <hughd@google.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
mm/shmem.c patch | blob | history

diff --cc mm/shmem.c
Simple merge
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