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path: root/drivers/tty/vt/vt.c
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Diffstat (limited to 'drivers/tty/vt/vt.c')
-rw-r--r--drivers/tty/vt/vt.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index 35d21cdb60d0..0cfbb7182b5a 100644
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -936,10 +936,21 @@ static void flush_scrollback(struct vc_data *vc)
WARN_CONSOLE_UNLOCKED();
set_origin(vc);
- if (vc->vc_sw->con_flush_scrollback)
+ if (vc->vc_sw->con_flush_scrollback) {
vc->vc_sw->con_flush_scrollback(vc);
- else
+ } else if (con_is_visible(vc)) {
+ /*
+ * When no con_flush_scrollback method is provided then the
+ * legacy way for flushing the scrollback buffer is to use
+ * a side effect of the con_switch method. We do it only on
+ * the foreground console as background consoles have no
+ * scrollback buffers in that case and we obviously don't
+ * want to switch to them.
+ */
+ hide_cursor(vc);
vc->vc_sw->con_switch(vc);
+ set_cursor(vc);
+ }
}
/*