From 12d49c664254b67dab652e9c6fc05cb0765e93cb Mon Sep 17 00:00:00 2001
From: lkn <lkn@localhost>
Date: Wed, 24 Jun 2026 19:26:16 +0200
Subject: [PATCH] perf: block event loop with -1 timeout instead of spinning

Use epoll blocking dispatch so the compositor sleeps when idle.
WINGs timers and frame callbacks still wake the loop as needed.
---
 src/backend/wayland/wl_backend.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/backend/wayland/wl_backend.c b/src/backend/wayland/wl_backend.c
index 15d030a..e287c8f 100644
--- a/src/backend/wayland/wl_backend.c
+++ b/src/backend/wayland/wl_backend.c
@@ -1141,7 +1141,7 @@ wl_event_loop_run(void)
             wl_display_flush_clients(wl_state.display);
             extern void W_WLClientDispatchPending(void);
             W_WLClientDispatchPending();
-            wl_event_loop_dispatch(loop, 4);
+            wl_event_loop_dispatch(loop, -1);  /* block until fd ready */
 
             /* Check inotify for defaults database changes */
 #ifdef HAVE_INOTIFY