From 3a1dab76b8496473fad3bce70fe526f699e0fb95 Mon Sep 17 00:00:00 2001 From: Nicolas Pitre Date: Tue, 8 Jan 2019 22:55:01 -0500 Subject: [PATCH] vt: invoke notifier on screen size change commit 0c9b1965faddad7534b6974b5b36c4ad37998f8e upstream. User space using poll() on /dev/vcs devices are not awaken when a screen size change occurs. Let's fix that. Signed-off-by: Nicolas Pitre Cc: stable Signed-off-by: Greg Kroah-Hartman --- 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 d7b435a..cbb4d1a 100644 --- a/drivers/tty/vt/vt.c +++ b/drivers/tty/vt/vt.c @@ -949,6 +949,7 @@ static int vc_do_resize(struct tty_struct *tty, struct vc_data *vc, if (CON_IS_VISIBLE(vc)) update_screen(vc); vt_event_post(VT_EVENT_RESIZE, vc->vc_num, vc->vc_num); + notify_update(vc); return err; } -- 2.7.4