[PATCH AUTOSEL 5.15 50/68] xen: flag hvc_xen to be not essential for system boot

[Sasha Levin]

From: Juergen Gross <jgross@xxxxxxxx>

[ Upstream commit 0239143490a9fa1344955dde93527b09f5576dac ]

The Xen pv console driver is not essential for boot. Set the respective
flag.

Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20211022064800.14978-4-jgross@xxxxxxxx
Signed-off-by: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/tty/hvc/hvc_xen.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/tty/hvc/hvc_xen.c b/drivers/tty/hvc/hvc_xen.c
index f0bf01ea069ae..71e0dd2c0ce5b 100644
--- a/drivers/tty/hvc/hvc_xen.c
+++ b/drivers/tty/hvc/hvc_xen.c
@@ -522,6 +522,7 @@ static struct xenbus_driver xencons_driver = {
 	.remove = xencons_remove,
 	.resume = xencons_resume,
 	.otherend_changed = xencons_backend_changed,
+	.not_essential = true,
 };
 #endif /* CONFIG_HVC_XEN_FRONTEND */
 
-- 
2.33.0