fs: add vfs_iter_{read,write} helpers
authorChristoph Hellwig <hch@lst.de>
Sun, 25 Jan 2015 20:11:59 +0000 (21:11 +0100)
committerAl Viro <viro@zeniv.linux.org.uk>
Thu, 29 Jan 2015 05:13:13 +0000 (00:13 -0500)
Simple helpers that pass an arbitrary iov_iter to filesystems.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

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