netdev - Re: [PATCH bpf v4] xdp: Handle device unregister for devmap

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Message-ID: <20191021155641.l44hz7hms5gvfrxe@kafai-mbp.dhcp.thefacebook.com>
Date:   Mon, 21 Oct 2019 15:56:57 +0000
From:   Martin Lau <kafai@...com>
To:     Toke Høiland-Jørgensen <toke@...hat.com>
CC:     "daniel@...earbox.net" <daniel@...earbox.net>,
        Alexei Starovoitov <ast@...com>,
        "bpf@...r.kernel.org" <bpf@...r.kernel.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
Subject: Re: [PATCH bpf v4] xdp: Handle device unregister for devmap_hash map
 type

On Sat, Oct 19, 2019 at 01:19:31PM +0200, Toke Høiland-Jørgensen wrote:
> It seems I forgot to add handling of devmap_hash type maps to the device
> unregister hook for devmaps. This omission causes devices to not be
> properly released, which causes hangs.
> 
> Fix this by adding the missing handler.
Acked-by: Martin KaFai Lau <kafai@...com>