netdev - Re: [PATCH v2 net 0/7] virtio_net: Fix problems around XDP tx and napi

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Date:   Wed, 30 Jan 2019 14:03:00 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     makita.toshiaki@....ntt.co.jp
Cc:     mst@...hat.com, jasowang@...hat.com, netdev@...r.kernel.org,
        virtualization@...ts.linux-foundation.org, willemb@...gle.com,
        brouer@...hat.com
Subject: Re: [PATCH v2 net 0/7] virtio_net: Fix problems around XDP tx and
 napi_tx

From: Toshiaki Makita <makita.toshiaki@....ntt.co.jp>
Date: Tue, 29 Jan 2019 09:45:52 +0900

> While I'm looking into how to account standard tx counters on XDP tx
> processing, I found several bugs around XDP tx and napi_tx.
> 
> Patch1: Fix oops on error path. Patch2 depends on this.
> Patch2: Fix memory corruption on freeing xdp_frames with napi_tx enabled.
> Patch3: Minor fix patch5 depends on.
> Patch4: Fix memory corruption on processing xdp_frames when XDP is disabled.
>   Also patch5 depends on this.
> Patch5: Fix memory corruption on processing xdp_frames while XDP is being
>   disabled.
> Patch6: Minor fix patch7 depends on.
> Patch7: Fix memory corruption on freeing sk_buff or xdp_frames when a normal
>   queue is reused for XDP and vise versa.
> 
> v2:
> - patch5: Make rcu_assign_pointer/synchronize_net conditional instead of
>           _virtnet_set_queues.
> - patch7: Use napi_consume_skb() instead of dev_consume_skb_any()
> 
> Signed-off-by: Toshiaki Makita <makita.toshiaki@....ntt.co.jp>

Series applied.