Return-path: Received: from crystal.sipsolutions.net ([195.210.38.204]:43282 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751420AbXHCKbX (ORCPT ); Fri, 3 Aug 2007 06:31:23 -0400 Subject: Re: mac80211 driver interface semantics From: Johannes Berg To: Andy Green Cc: Ulrich Kunitz , linux-wireless , Daniel Drake In-Reply-To: <46B3032C.5040306@warmcat.com> References: <46B27729.5030406@gentoo.org> <20070803052935.GA12683@deine-taler.de> <46B2E06F.4090706@warmcat.com> <1186134894.4647.24.camel@johannes.berg> <46B3032C.5040306@warmcat.com> Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-I8UK0uSy8aJq0K32enWZ" Date: Fri, 03 Aug 2007 12:32:46 +0200 Message-Id: <1186137166.4647.34.camel@johannes.berg> Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: --=-I8UK0uSy8aJq0K32enWZ Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Fri, 2007-08-03 at 11:27 +0100, Andy Green wrote: > Inside that question, if you mark up skb->ip_summed with CHECKSUM_NONE, > include/linux/skbuff.h says this: >=20 > /* A. Checksumming of received packets by device. > * > * NONE: device failed to checksum this packet. > * skb->csum is undefined. >=20 > If we mark up the skb with FCS-broken packets with that, maybe it would > be compatible with the networking stack for this purpose. No, that's the IP checksum. It may or may not be broken if the FCS CRC fails. johannes --=-I8UK0uSy8aJq0K32enWZ Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Comment: Johannes Berg (powerbook) iD8DBQBGswRO/ETPhpq3jKURAtWCAJ40TkrHyWBhrHlZnp1Et4nTRJilUQCfXgiv 5qyqsn3vnApgVsm7oUsdQVs= =tsnY -----END PGP SIGNATURE----- --=-I8UK0uSy8aJq0K32enWZ--