From: Jason Gunthorpe <jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
To: "David J. Wilder" <dwilder-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
Cc: linux-rdma <linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [ewg] rping is not resolving ipv6 addresses
Date: Mon, 12 Oct 2009 13:47:58 -0600 [thread overview]
Message-ID: <20091012194758.GB20313@obsidianresearch.com> (raw)
In-Reply-To: <1255369979.29677.7.camel-XfwDJb4SXxnMbYB6QlFGEg@public.gmane.org>
On Mon, Oct 12, 2009 at 10:52:59AM -0700, David J. Wilder wrote:
> > It is not, IPv6 link local addresses must be scoped. rping is
> > parsing the address with getaddrinfo, that does correctly set the
> > sin6_scope_id value in the sockaddr.
>
> ping6 is scoping the address (setting sin6_scope_id) by hand. So rping
> should do the same thing.
getaddrinfo already sets sin6_scope_id. Newish iputils ping6 also uses
getaddrinfo and doesn't touch the sin6_scope_id except in some
specialized cases.
> > So this is two bugs in the rdma cm, rping is correct as is..
>
> It may be correct, but not functional with link-local address.
Like I said, the RDMA CM kernel component has the bugs, not rping..
Jason
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prev parent reply other threads:[~2009-10-12 19:47 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1254957121.23471.17.camel@wilder.ibm.com>
[not found] ` <adavdiqn63u.fsf@cisco.com>
[not found] ` <1255114672.3533.8.camel@wilder.ibm.com>
[not found] ` <1255114672.3533.8.camel-XfwDJb4SXxnMbYB6QlFGEg@public.gmane.org>
2009-10-09 20:53 ` [ewg] rping is not resolving ipv6 addresses Or Gerlitz
[not found] ` <15ddcffd0910091353w51bddc60w8452ca107de296fb-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-10-09 21:15 ` David J. Wilder
[not found] ` <1255122901.3533.20.camel-XfwDJb4SXxnMbYB6QlFGEg@public.gmane.org>
2009-10-09 21:22 ` Or Gerlitz
2009-10-09 22:46 ` Jason Gunthorpe
[not found] ` <20091009224604.GG5191-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2009-10-09 23:02 ` Sean Hefty
[not found] ` <0AA9B9870A0545E6BCCF3A5EF4BAB34E-Zpru7NauK7drdx17CPfAsdBPR1lH4CV8@public.gmane.org>
2009-10-11 7:29 ` Or Gerlitz
[not found] ` <4AD18944.1040404-hKgKHo2Ms0FWk0Htik3J/w@public.gmane.org>
2009-10-11 19:52 ` Jason Gunthorpe
2009-10-12 17:52 ` [ewg] " David J. Wilder
[not found] ` <1255369979.29677.7.camel-XfwDJb4SXxnMbYB6QlFGEg@public.gmane.org>
2009-10-12 19:47 ` Jason Gunthorpe [this message]
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