From: Alexei Starovoitov <ast@fb.com>
To: David Miller <davem@davemloft.net>
Cc: <daniel@iogearbox.net>, <daniel@zonque.org>, <dvyukov@google.com>,
<netdev@vger.kernel.org>
Subject: Re: [PATCH net] bpf: add get_next_key callback to LPM map
Date: Sun, 5 Mar 2017 10:58:00 -0800 [thread overview]
Message-ID: <58BC5FB8.4090507@fb.com> (raw)
In-Reply-To: <20170305.104413.1645369685777679734.davem@davemloft.net>
On 3/5/17 10:44 AM, David Miller wrote:
> From: Alexei Starovoitov <ast@fb.com>
> Date: Sun, 5 Mar 2017 09:41:08 -0800
>
>> map_get_next_key callback is mandatory. Supply dummy handler.
>>
>> Fixes: b95a5c4db09b ("bpf: add a longest prefix match trie map implementation")
>> Reported-by: Dmitry Vyukov <dvyukov@google.com>
>> Signed-off-by: Alexei Starovoitov <ast@kernel.org>
>
> Wouldn't it be more appropriate to provide a proper DFS ordered
> traversal rather than return an error code?
yes. of course. This is quick fix for 'net'.
That's why the error code is ENOTSUPP with meaning that
it's not supported right now and will be supported in the future.
next prev parent reply other threads:[~2017-03-05 19:42 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-05 17:41 [PATCH net] bpf: add get_next_key callback to LPM map Alexei Starovoitov
2017-03-05 18:44 ` David Miller
2017-03-05 18:58 ` Alexei Starovoitov [this message]
2017-03-06 1:55 ` David Miller
2017-03-06 9:30 ` Daniel Borkmann
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