netdev - [PATCH net-next] ionic: fix up debugfs after queue swap

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Message-Id: <20200913191654.42345-1-snelson@pensando.io>
Date:   Sun, 13 Sep 2020 12:16:54 -0700
From:   Shannon Nelson <snelson@...sando.io>
To:     netdev@...r.kernel.org, davem@...emloft.net
Cc:     Shannon Nelson <snelson@...sando.io>
Subject: [PATCH net-next] ionic: fix up debugfs after queue swap

Clean and rebuild the debugfs info for the queues being swapped.

Fixes: a34e25ab977c ("ionic: change the descriptor ring length without full reset")
Signed-off-by: Shannon Nelson <snelson@...sando.io>
---
 drivers/net/ethernet/pensando/ionic/ionic_lif.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.c b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
index eeaa73650986..895e2113bd6b 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_lif.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
@@ -2235,6 +2235,21 @@ int ionic_reconfigure_queues(struct ionic_lif *lif,
 		}
 	}
 
+	/* now we can rework the debugfs mappings */
+	if (tx_qcqs) {
+		for (i = 0; i < qparam->nxqs; i++) {
+			ionic_debugfs_del_qcq(lif->txqcqs[i]);
+			ionic_debugfs_add_qcq(lif, lif->txqcqs[i]);
+		}
+	}
+
+	if (rx_qcqs) {
+		for (i = 0; i < qparam->nxqs; i++) {
+			ionic_debugfs_del_qcq(lif->rxqcqs[i]);
+			ionic_debugfs_add_qcq(lif, lif->rxqcqs[i]);
+		}
+	}
+
 	swap(lif->nxqs, qparam->nxqs);
 
 err_out_reinit_unlock:
-- 
2.17.1