tree 2e871c8698529878f93c225b818f4aa4b871f3c6
parent 6e242a1ceeb1bcf55ffefa84d3079f711fe8a667
author Al Viro <viro@zeniv.linux.org.uk> 1427932673 -0400
committer Al Viro <viro@zeniv.linux.org.uk> 1428805705 -0400

net/9p: switch the guts of p9_client_{read,write}() to iov_iter

... and have get_user_pages_fast() mapping fewer pages than requested
to generate a short read/write.

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