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From: Pavel Emelyanov <xemul@parallels.com>
To: Eric Dumazet <eric.dumazet@gmail.com>
Cc: David Miller <davem@davemloft.net>,
	Linux Netdev List <netdev@vger.kernel.org>
Subject: Re: [PATCH 11/13] udp_diag: Implement the get_exact dumping functionality
Date: Sat, 10 Dec 2011 13:07:51 +0400	[thread overview]
Message-ID: <4EE32167.2080202@parallels.com> (raw)
In-Reply-To: <1323467297.4016.10.camel@edumazet-laptop>

On 12/10/2011 01:48 AM, Eric Dumazet wrote:
> Le vendredi 09 décembre 2011 à 20:24 +0400, Pavel Emelyanov a écrit :
>> Do the same as TCP does -- lookup a socket in the given udp_table,
>> check cookie, fill the reply message with existing inet socket dumping
>> helper and send one back.
>>
>> Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
> 
>> +
>> +	if (req->sdiag_family == AF_INET)
>> +		sk = __udp4_lib_lookup(&init_net,
>> +				req->id.idiag_src[0], req->id.idiag_sport,
>> +				req->id.idiag_dst[0], req->id.idiag_dport,
>> +				req->id.idiag_if, tbl);
>> +	else if (req->sdiag_family == AF_INET6)
>> +		sk = __udp6_lib_lookup(&init_net,
>> +				(struct in6_addr *)req->id.idiag_src,
>> +				req->id.idiag_sport,
>> +				(struct in6_addr *)req->id.idiag_dst,
>> +				req->id.idiag_dport,
>> +				req->id.idiag_if, tbl);
>> +	else
> 
> OK, but what happens if IPv6 is a module ?

And the udp_diag is built-in, right?

>   LD      .tmp_vmlinux1
> net/built-in.o: In function `udp_dump_one':
> udp_diag.c:(.text+0xa2b40): undefined reference to `__udp6_lib_lookup'
> make: *** [.tmp_vmlinux1] Erreur 1

Crap :( I suppose the Kconfig rule should be fixed, I will try to provide a fix...

Thanks,
Pavel

  reply	other threads:[~2011-12-10  9:08 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-12-09 16:20 [PATCH 0/13] Implement dumping udp sockets via sock_diag netlink Pavel Emelyanov
2011-12-09 16:21 ` [PATCH 1/13] inet_diag: Remove indirect sizeof from inet diag handlers Pavel Emelyanov
2011-12-09 16:21 ` [PATCH 2/13] inet_diag: Reduce the number of args for bytecode run routine Pavel Emelyanov
2011-12-09 16:21 ` [PATCH 3/13] inet_diag: Export inet diag cookie checking routine Pavel Emelyanov
2011-12-09 16:22 ` [PATCH 4/13] inet_diag: Split inet_diag_get_exact into parts Pavel Emelyanov
2011-12-09 16:22 ` [PATCH 5/13] " Pavel Emelyanov
2011-12-09 16:22 ` [PATCH 6/13] inet_diag: Introduce the byte-code run on an inet socket Pavel Emelyanov
2011-12-09 16:23 ` [PATCH 7/13] inet_diag: Introduce the inet socket dumping routine Pavel Emelyanov
2011-12-09 16:23 ` [PATCH 8/13] inet_diag: Generalize inet_diag dump and get_exact calls Pavel Emelyanov
2011-12-09 16:23 ` [PATCH 9/13] udp: Export code sk lookup routines Pavel Emelyanov
2011-12-09 16:23 ` [PATCH 10/13] udp_diag: Basic skeleton Pavel Emelyanov
2011-12-09 16:24 ` [PATCH 11/13] udp_diag: Implement the get_exact dumping functionality Pavel Emelyanov
2011-12-09 21:48   ` Eric Dumazet
2011-12-10  9:07     ` Pavel Emelyanov [this message]
2011-12-10  9:33       ` [PATCH 1/2] udp_diag: Make it module when ipv6 is a module Pavel Emelyanov
2011-12-10  9:35         ` [PATCH 2/2] udp_diag: Fix the !ipv6 case Pavel Emelyanov
2011-12-10 11:02           ` Eric Dumazet
2011-12-10 18:15             ` David Miller
2011-12-10 19:48               ` [PATCH net-next] net: use IS_ENABLED(CONFIG_IPV6) Eric Dumazet
2011-12-10 22:00                 ` [PATCH net-next] drivers/net: " Joe Perches
2011-12-10 22:29                   ` Eric Dumazet
2011-12-11  0:51                     ` Joe Perches
2011-12-11  8:52                       ` Eric Dumazet
2011-12-13  0:06                         ` Joe Perches
2011-12-11 23:34                 ` [PATCH net-next] net: " David Miller
2011-12-10 11:00         ` [PATCH 1/2] udp_diag: Make it module when ipv6 is a module Eric Dumazet
2011-12-10 18:15           ` David Miller
2011-12-09 16:24 ` [PATCH 12/13] udp_diag: Implement the dump-all functionality Pavel Emelyanov
2011-12-09 16:24 ` [PATCH 13/13] udp_diag: Wire the udp_diag module into kbuild Pavel Emelyanov
2011-12-09 16:26 ` [PATCH] iproute: Dump UDP sockets via netlink Pavel Emelyanov
2011-12-09 19:19 ` [PATCH 0/13] Implement dumping udp sockets via sock_diag netlink David Miller

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