Date: Sat, 3 Nov 2001 14:32:18 -0500 From: Jim McGrath <jmcgrath@sitaranetworks.com> To: "'Luigi Rizzo'" <rizzo@aciri.org>, Jim McGrath <jmcgrath@sitaranetworks.com> Cc: net@FreeBSD.ORG, mjacob@feral.com Subject: RE: softc, ifnet and arpcom overlay Message-ID: <31269226357BD211979E00A0C9866DAB01BE79AD@rios.sitaranetworks.com>
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It makes the assumption that the ifnet/arpcom structure is at the beginning of the softc structure. In needs to do this to maintain media independence. Also see http://www.freebsd.org/cgi/query-pr.cgi?pr=29249 Jim -----Original Message----- From: 'Luigi Rizzo' [mailto:rizzo@aciri.org] Sent: Saturday, November 03, 2001 2:06 PM To: Jim McGrath Cc: net@FreeBSD.ORG; mjacob@feral.com Subject: Re: softc, ifnet and arpcom overlay On Sat, Nov 03, 2001 at 01:17:24PM -0500, Jim McGrath wrote: > Check mii.c, miibus_attach() I don't see anything strange there, the access is through device_get_softc(dev) which presumably does the right thing and makes no assumption on structure layout. cheers luigi ----------------------------------+----------------------------------------- Luigi RIZZO, luigi@iet.unipi.it . ACIRI/ICSI (on leave from Univ. di Pisa) http://www.iet.unipi.it/~luigi/ . 1947 Center St, Berkeley CA 94704 Phone: (510) 666 2927 ----------------------------------+----------------------------------------- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
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