xive: Synchronize after disable IRQs in opal_xive_reset()

After all IRQs have been masked, sync the XIVE HW before we
start disabling all the queues.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Neuling <mikey@neuling.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/hw/xive.c b/hw/xive.c
index 0837bed..0b3475d 100644
--- a/hw/xive.c
+++ b/hw/xive.c
@@ -3779,6 +3779,7 @@ static void xive_reset_one(struct xive *x)
 				    x->int_base + i, true);
 		i++;
 	}
+	xive_sync(x);
 
 	lock(&x->lock);
 	memset(x->int_enabled_map, 0, BITMAP_BYTES(MAX_INT_ENTRIES));