We use read/write[bslq] but do not include linux/io.h. This causes
build failures on PPC. Include that file.
Signed-off-by: NJiri Slaby <jslaby@suse.cz>
Cc: Stable Tree <stable@kernel.org>
Acked-by: NVikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: NJames Bottomley <James.Bottomley@suse.de>