linux: drop __bitwise__ everywhere

__bitwise__ used to mean "yes, please enable sparse checks
unconditionally", but now that we dropped __CHECK_ENDIAN__
__bitwise is exactly the same.
There aren't many users, replace it by __bitwise everywhere.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Stefan Schmidt <stefan@osg.samsung.com>
Acked-by: Krzysztof Kozlowski <krzk@kernel.org>
Akced-by: Lee Duncan <lduncan@suse.com>
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
index 5d49488..5def8e8 100644
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -111,8 +111,8 @@ struct uart_icount {
 	__u32	buf_overrun;
 };
 
-typedef unsigned int __bitwise__ upf_t;
-typedef unsigned int __bitwise__ upstat_t;
+typedef unsigned int __bitwise upf_t;
+typedef unsigned int __bitwise upstat_t;
 
 struct uart_port {
 	spinlock_t		lock;			/* port lock */