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Message-Id: <200810012213.26916.paul.moore@hp.com> Date: Wed, 1 Oct 2008 22:13:26 -0400 From: Paul Moore <paul.moore@...com> To: James Morris <jmorris@...ei.org> Cc: selinux@...ho.nsa.gov, linux-security-module@...r.kernel.org, netdev@...r.kernel.org Subject: Re: [RFC PATCH v6 15/16] cipso: Add support for native local labeling and fixup mapping names On Wednesday 01 October 2008 6:12:16 pm James Morris wrote: > On Wed, 1 Oct 2008, Paul Moore wrote: > > > ... and why specify zero filling? (Setting and testing that > > > would be wasted cycles, if you enforced it). > > > > Better alignment within the IP option field, the goal being to try > > and get the secid aligned on a 32bit boundary. However, it just > > occurred to me that by adding the two octets of padding I've > > actually pushed it out of alignment (I forgot about the obligatory > > IP option type and length octets). > > I mean, why specify zero-filled rather than simply "unused" ? Gotcha. Yes, "unused" or "reserved" would be much better but it is kinda moot right now anyway since the Right Thing is to just remove the padding entirely. > > Man I hate IPv4 options, what a parsing nightmare ... > > It was all fixed with IPv6, right? :-) That is what the brochure says :) -- paul moore linux @ hp -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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