linux-kernel - [PATCH 5.7 073/179] ionic: keep rss hash after fw update

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Message-Id: <20200727134936.238606592@linuxfoundation.org>
Date:   Mon, 27 Jul 2020 16:04:08 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Shannon Nelson <snelson@...sando.io>,
        "David S. Miller" <davem@...emloft.net>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.7 073/179] ionic: keep rss hash after fw update

From: Shannon Nelson <snelson@...sando.io>

[ Upstream commit bdff46665ee655600d0fe2a0e5f62ec7853d3b22 ]

Make sure the RSS hash key is kept across a fw update by not
de-initing it when an update is happening.

Fixes: c672412f6172 ("ionic: remove lifs on fw reset")
Signed-off-by: Shannon Nelson <snelson@...sando.io>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/net/ethernet/pensando/ionic/ionic_lif.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.c b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
index 48aa502e4bd3d..08ab6dafc66c5 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_lif.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
@@ -2227,11 +2227,10 @@ static void ionic_lif_deinit(struct ionic_lif *lif)
 		cancel_work_sync(&lif->deferred.work);
 		cancel_work_sync(&lif->tx_timeout_work);
 		ionic_rx_filters_deinit(lif);
+		if (lif->netdev->features & NETIF_F_RXHASH)
+			ionic_lif_rss_deinit(lif);
 	}
 
-	if (lif->netdev->features & NETIF_F_RXHASH)
-		ionic_lif_rss_deinit(lif);
-
 	napi_disable(&lif->adminqcq->napi);
 	ionic_lif_qcq_deinit(lif, lif->notifyqcq);
 	ionic_lif_qcq_deinit(lif, lif->adminqcq);
-- 
2.25.1