Consolidate asm/poll.h

These files are almost all the same.

This patch could be made even simpler if we don't mind POLLREMOVE turning
up in a few architectures that didn't have it previously (which should be
OK as POLLREMOVE is not used anywhere in the current tree).

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: <linux-arch@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/include/asm-cris/poll.h b/include/asm-cris/poll.h
index 1b25d4c..c98509d 100644
--- a/include/asm-cris/poll.h
+++ b/include/asm-cris/poll.h
@@ -1,26 +1 @@
-#ifndef __ASM_CRIS_POLL_H
-#define __ASM_CRIS_POLL_H
-
-/* taken from asm-alpha */
-
-#define POLLIN		1
-#define POLLPRI		2
-#define POLLOUT		4
-#define POLLERR		8
-#define POLLHUP		16
-#define POLLNVAL	32
-#define POLLRDNORM	64
-#define POLLRDBAND	128
-#define POLLWRNORM	256
-#define POLLWRBAND	512
-#define POLLMSG		1024
-#define POLLREMOVE	4096
-#define POLLRDHUP       8192
-
-struct pollfd {
-	int fd;
-	short events;
-	short revents;
-};
-
-#endif
+#include <asm-generic/poll.h>