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-x86_64/poll.h b/include/asm-x86_64/poll.h
index c0475a9..c98509d 100644
--- a/include/asm-x86_64/poll.h
+++ b/include/asm-x86_64/poll.h
@@ -1,27 +1 @@
-#ifndef __x86_64_POLL_H
-#define __x86_64_POLL_H
-
-/* These are specified by iBCS2 */
-#define POLLIN		0x0001
-#define POLLPRI		0x0002
-#define POLLOUT		0x0004
-#define POLLERR		0x0008
-#define POLLHUP		0x0010
-#define POLLNVAL	0x0020
-
-/* The rest seem to be more-or-less nonstandard. Check them! */
-#define POLLRDNORM	0x0040
-#define POLLRDBAND	0x0080
-#define POLLWRNORM	0x0100
-#define POLLWRBAND	0x0200
-#define POLLMSG		0x0400
-#define POLLREMOVE	0x1000
-#define POLLRDHUP       0x2000
-
-struct pollfd {
-	int fd;
-	short events;
-	short revents;
-};
-
-#endif
+#include <asm-generic/poll.h>