From 95f184337eb4627d0520551b057adeb8b17669b0 Mon Sep 17 00:00:00 2001 From: Nicolas Pitre Date: Tue, 10 Jun 2025 21:41:44 -0400 Subject: [PATCH] vt: add missing notification when switching back to text mode [ Upstream commit ff78538e07fa284ce08cbbcb0730daa91ed16722 ] Programs using poll() on /dev/vcsa to be notified when VT changes occur were missing one case: the switch from gfx to text mode. Signed-off-by: Nicolas Pitre Link: https://lore.kernel.org/r/9o5ro928-0pp4-05rq-70p4-ro385n21n723@onlyvoer.pbz Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin --- drivers/tty/vt/vt.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c index a6e0c803e96ec..a10b7ebbbe918 100644 --- a/drivers/tty/vt/vt.c +++ b/drivers/tty/vt/vt.c @@ -4443,6 +4443,7 @@ void do_unblank_screen(int leaving_gfx) set_palette(vc); set_cursor(vc); vt_event_post(VT_EVENT_UNBLANK, vc->vc_num, vc->vc_num); + notify_update(vc); } EXPORT_SYMBOL(do_unblank_screen); -- 2.47.2