Undo 4 of the 5 changes introduced by r22638. Leave

one of them in as it may still be needed on Solaris.

This fixes trac:2530.

This commit was SVN r23626.

The following SVN revision numbers were found above:
  r22638 --> open-mpi/ompi@2a4b1227d9

The following Trac tickets were found above:
  Ticket 2530 --> https://svn.open-mpi.org/trac/ompi/ticket/2530

opal/event/devpoll.c

@@ -192,12 +192,12 @@ devpoll_recalc(struct event_base *base, void *arg, int max)
 {
 	struct devpollop *devpollop = arg;
 
-	if (max > devpollop->nfds) {
+	if (max >= devpollop->nfds) {
 		struct evdevpoll *fds;
 		int nfds;
 
 		nfds = devpollop->nfds;
-		while (nfds < max)
+		while (nfds <= max)
 			nfds <<= 1;
 
 		fds = realloc(devpollop->fds, nfds * sizeof(struct evdevpoll));

opal/event/epoll.c

@@ -167,12 +167,12 @@ epoll_recalc(struct event_base *base, void *arg, int max)
 {
 	struct epollop *epollop = arg;
 
-	if (max > epollop->nfds) {
+	if (max >= epollop->nfds) {
 		struct evepoll *fds;
 		int nfds;
 
 		nfds = epollop->nfds;
-		while (nfds < max)
+		while (nfds <= max)
 			nfds <<= 1;
 
 		fds = realloc(epollop->fds, nfds * sizeof(struct evepoll));