netdev - Re: [Intel-wired-lan] [PATCH net-next 09/10] bonding: fill IPsec state validation failure reason

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Date:   Mon, 23 Jan 2023 15:01:32 -0800
From:   Jay Vosburgh <jay.vosburgh@...onical.com>
To:     Leon Romanovsky <leon@...nel.org>
cc:     "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Steffen Klassert <steffen.klassert@...unet.com>,
        Veaceslav Falico <vfalico@...il.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Jonathan Corbet <corbet@....net>, oss-drivers@...igine.com,
        linux-doc@...r.kernel.org, Raju Rangoju <rajur@...lsio.com>,
        Jesse Brandeburg <jesse.brandeburg@...el.com>,
        Eric Dumazet <edumazet@...gle.com>, netdev@...r.kernel.org,
        intel-wired-lan@...ts.osuosl.org,
        Ayush Sawal <ayush.sawal@...lsio.com>,
        Simon Horman <simon.horman@...igine.com>,
        Tony Nguyen <anthony.l.nguyen@...el.com>,
        Paolo Abeni <pabeni@...hat.com>,
        Leon Romanovsky <leonro@...dia.com>,
        Saeed Mahameed <saeedm@...dia.com>,
        Andy Gospodarek <andy@...yhouse.net>
Subject: Re: [Intel-wired-lan] [PATCH net-next 09/10] bonding: fill IPsec state validation failure reason

Leon Romanovsky <leon@...nel.org> wrote:

>From: Leon Romanovsky <leonro@...dia.com>
>
>Rely on extack to return failure reason.
>
>Signed-off-by: Leon Romanovsky <leonro@...dia.com>
>Signed-off-by: Leon Romanovsky <leon@...nel.org>
>---
> drivers/net/bonding/bond_main.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
>diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
>index 686b2a6fd674..00646aa315c3 100644
>--- a/drivers/net/bonding/bond_main.c
>+++ b/drivers/net/bonding/bond_main.c
>@@ -444,7 +444,7 @@ static int bond_ipsec_add_sa(struct xfrm_state *xs,
> 	if (!slave->dev->xfrmdev_ops ||
> 	    !slave->dev->xfrmdev_ops->xdo_dev_state_add ||
> 	    netif_is_bond_master(slave->dev)) {
>-		slave_warn(bond_dev, slave->dev, "Slave does not support ipsec offload\n");
>+		NL_SET_ERR_MSG_MOD(extack, "Slave does not support ipsec offload");
> 		rcu_read_unlock();
> 		return -EINVAL;
> 	}

	Why only this one, and not include the other similar
slave_warn() calls in the bond_ipsec_* functions?  That would seem to
make some failures show up in dmesg, and others returned to the caller
via extack.

	-J

---
	-Jay Vosburgh, jay.vosburgh@...onical.com