From 8b4dffe8261a5079952222e5920303f6840ca211 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 41ad46bf22c5..da335899527b 100644 --- a/drivers/tty/vt/vt.c +++ b/drivers/tty/vt/vt.c @@ -1275,6 +1275,7 @@ 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; } -- GitLab