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authorNicolas Pitre <nicolas.pitre@linaro.org>2019-01-08 22:55:01 -0500
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-02-06 19:43:05 +0100
commit6a923fc6fe1e887e3f260d060144f01f85b1f081 (patch)
tree88b34b78efb40a2f854056f50f38187bebebdf98
parent8781bfdf733ec4c078454535f1354fc915a13786 (diff)
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 <nico@linaro.org> Cc: stable <stable@vger.kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/tty/vt/vt.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index ff3286fc22d8..6779f733bb83 100644
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -958,6 +958,7 @@ 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;
}