Date: Thu, 28 Jun 2007 14:26:40 -0600 (MDT) From: "M. Warner Losh" <imp@bsdimp.com> To: rwatson@freebsd.org Cc: cvs-src@freebsd.org, src-committers@freebsd.org, cvs-all@freebsd.org Subject: Re: cvs commit: src/sys/netatalk aarp.h ddp.h Message-ID: <20070628.142640.112853202.imp@bsdimp.com> In-Reply-To: <20070628135639.Q37694@fledge.watson.org> References: <200706281254.l5SCswtj063484@repoman.freebsd.org> <20070628135639.Q37694@fledge.watson.org>
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In message: <20070628135639.Q37694@fledge.watson.org> Robert Watson <rwatson@freebsd.org> writes: : On Thu, 28 Jun 2007, Robert Watson wrote: : : > rwatson 2007-06-28 12:54:58 UTC : > : > FreeBSD src repository : > : > Modified files: : > sys/netatalk aarp.h ddp.h : > Log: : > Mark wire data structures in netatalk as __packed so that they are : > properly (un)padded on the arm platform. With this change, FreeBSD/arm : > boxes are able to route AppleTalk properly. : > : > Submitted/tested by: Nathan Whitehorn <nathanw at uchicago dot edu> : > Tested on: arm, i386, amd64 : > Approved by: re (kensmith) : : We've now scattered __packed in a number of protocols, but I can't help but : wonder if we shouldn't generally be doing a sweep of callers to mtod() to find : all places where we cast wire data structures to C structures and checking : padding across platforms. It would also be good to add more CTASSERT's about : wire data structure sizes beside their definitions. More couldn't hurt... Warner
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