===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/tmux/tty.c,v
retrieving revision 1.357
retrieving revision 1.358
diff -c -r1.357 -r1.358
*** src/usr.bin/tmux/tty.c	2020/04/18 06:20:50	1.357
--- src/usr.bin/tmux/tty.c	2020/04/18 07:32:54	1.358
***************
*** 1,4 ****
! /* $OpenBSD: tty.c,v 1.357 2020/04/18 06:20:50 nicm Exp $ */
  
  /*
   * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
--- 1,4 ----
! /* $OpenBSD: tty.c,v 1.358 2020/04/18 07:32:54 nicm Exp $ */
  
  /*
   * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
***************
*** 944,949 ****
--- 944,950 ----
  static void
  tty_redraw_region(struct tty *tty, const struct tty_ctx *ctx)
  {
+ 	struct client		*c = tty->client;
  	struct window_pane	*wp = ctx->wp;
  	struct screen		*s = wp->screen;
  	u_int			 i;
***************
*** 953,958 ****
--- 954,960 ----
  	 * likely to be followed by some more scrolling.
  	 */
  	if (tty_large_region(tty, ctx)) {
+ 		log_debug("%s: %s, large redraw of %%%u", __func__, c->name, wp->id);
  		wp->flags |= PANE_REDRAW;
  		return;
  	}
***************
*** 1484,1489 ****
--- 1486,1499 ----
  	TAILQ_FOREACH(c, &clients, entry) {
  		if (!tty_client_ready(c, wp))
  			continue;
+ 		if (c->flags & CLIENT_REDRAWPANES) {
+ 			/*
+ 			 * Redraw is already deferred to redraw another pane -
+ 			 * redraw this one also when that happens.
+ 			 */
+ 			wp->flags |= PANE_REDRAW;
+ 			break;
+ 		}
  
  		ctx->bigger = tty_window_offset(&c->tty, &ctx->ox, &ctx->oy,
  		    &ctx->sx, &ctx->sy);