From: Stephen Hemminger <shemminger@vyatta.com>
To: Arvid Brodin <Arvid.Brodin@xdin.com>
Cc: Ben Hutchings <bhutchings@solarflare.com>,
David Miller <davem@davemloft.net>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
"balferreira@googlemail.com" <balferreira@googlemail.com>
Subject: Re: [RFC] net/hsr: Add support for IEC 62439-3 High-availability Seamless Redundancy
Date: Tue, 10 Apr 2012 18:28:47 -0700 [thread overview]
Message-ID: <20120410182847.45e47c5e@nehalam.linuxnetplumber.net> (raw)
In-Reply-To: <4F84CA36.7020209@xdin.com>
> 3) My feeble suggestion to cast icmp_hdr() to (char *) is of course even worse (it doesn't
> even avoid the erroneous cast in the first place).
>
> So what do we do?
>
Reading Documentation/unalgined-memory-access.txt suggests that you
probably should copy the skb before passing up the stack (if necessary).
That is safe (but slightly slower).
next prev parent reply other threads:[~2012-04-11 1:28 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-27 13:20 [RFC] net/hsr: Add support for IEC 62439-3 High-availability Seamless Redundancy Arvid Brodin
2012-04-03 18:37 ` Stephen Hemminger
2012-04-04 23:09 ` Arvid Brodin
2012-04-04 23:55 ` Stephen Hemminger
2012-04-05 0:21 ` David Miller
2012-04-06 15:51 ` Arvid Brodin
2012-04-06 16:43 ` David Miller
2012-04-06 17:08 ` Arvid Brodin
2012-04-06 17:06 ` Ben Hutchings
2012-04-06 18:19 ` Stephen Hemminger
2012-04-11 0:00 ` Arvid Brodin
2012-04-11 1:28 ` Stephen Hemminger [this message]
2012-04-11 14:39 ` Arvid Brodin
2012-04-05 0:17 ` David Miller
2012-04-05 19:21 ` Ben Hutchings
2012-04-05 22:31 ` David Miller
2012-05-14 18:11 ` Arvid Brodin
2012-05-14 18:28 ` Stephen Hemminger
2012-05-24 17:09 ` Arvid Brodin
2012-05-24 17:16 ` Stephen Hemminger
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