aio: lift iov_iter_init() into aio_setup_..._rw()

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the only non-trivial detail is that we do it before rw_verify_area(),
so we'd better cap the length ourselves in aio_setup_single_rw()
case (for vectored case rw_copy_check_uvector() will do that for us).

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

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Al Viro 2015-03-20 20:17:32 -04:00

parent ac15ac0669

commit 4c185ce06d

1 changed files with 11 additions and 6 deletions

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fs/aio.c

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