netdev - [patch net-next] mlxsw: spectrum_router: Add FIB abort warning

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Date:   Thu, 10 Nov 2016 12:10:29 +0100
From:   Jiri Pirko <jiri@...nulli.us>
To:     netdev@...r.kernel.org
Cc:     davem@...emloft.net, idosch@...lanox.com, eladr@...lanox.com,
        yotamg@...lanox.com, nogahf@...lanox.com, ogerlitz@...lanox.com
Subject: [patch net-next] mlxsw: spectrum_router: Add FIB abort warning

From: Jiri Pirko <jiri@...lanox.com>

Add a warning that the abort mechanism was triggered for device.
Also avoid going through the procedure if abort was already done.

Signed-off-by: Jiri Pirko <jiri@...lanox.com>
Acked-by: Ido Schimmel <idosch@...lanox.com>
---
 drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
index 348c773..df31f38 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
@@ -1877,6 +1877,9 @@ static void mlxsw_sp_router_fib4_abort(struct mlxsw_sp *mlxsw_sp)
 	int i;
 	int err;
 
+	if (mlxsw_sp->router.aborted)
+		return;
+	dev_warn(mlxsw_sp->bus_info->dev, "FIB abort triggered. Note that FIB entries are no longer being offloaded to this device.\n");
 	for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_VRS); i++) {
 		vr = &mlxsw_sp->router.vrs[i];
 		if (!vr->used)
-- 
2.7.4