From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from xc.sipsolutions.net ([83.246.72.84]:55187 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1764054AbYEHOnz (ORCPT ); Thu, 8 May 2008 10:43:55 -0400 Subject: Re: iwlwifi and tx info in skb->cb From: Johannes Berg To: Tomas Winkler Cc: Ron Rindjunsky , linux-wireless In-Reply-To: <1ba2fa240805071721i3d1e3258s1e8c024c4cae9239@mail.gmail.com> (sfid-20080508_022003_250745_C12D08D3) References: <1210197711.3547.1.camel@johannes.berg> <1ba2fa240805071629i6c7336f6y61a7c9690820ef5e@mail.gmail.com> <1210203054.3547.12.camel@johannes.berg> <1ba2fa240805071721i3d1e3258s1e8c024c4cae9239@mail.gmail.com> (sfid-20080508_022003_250745_C12D08D3) Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-XsVRIcx48nR8zfmCJkGX" Date: Thu, 08 May 2008 16:05:22 +0200 Message-Id: <1210255522.3547.48.camel@johannes.berg> (sfid-20080508_164305_829833_A954823F) Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: --=-XsVRIcx48nR8zfmCJkGX Content-Type: text/plain Content-Transfer-Encoding: quoted-printable > > > This is for scatter gather. Nothing to do with aggregation. If you g= et > > > fragmented frame you can send it out without linearizing in CPU. in > > > numer of TB - TX buffers (which is limitted bu MAX_NUM_OF_TBS) But > > > I'm just over ever explaining :) > > > > We don't support that in mac80211 right now, why do you have that ther= e? >=20 > Currently we actively use 2 of them. First for TX command second for > actual frame. It would be even worth if we need to expand > each packet also for TX command. We will no longer do that after davem and I figure out those allocation patches. You should implement TCP checksumming in the hardware. *that* would help a lot. johannes --=-XsVRIcx48nR8zfmCJkGX Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Comment: Johannes Berg (powerbook) iQIVAwUASCMIoaVg1VMiehFYAQLTJRAAxOMvlD5s89cNyMQzPSChRXHRaz6WairZ 03s85bkJlO7UAN3kaLi1cd9HQMl1VQcpCdPKTpHptXHqiIqq+birdtbWgAb44mSB 2Yu/3diVvpuaXE48HNRwFf7y9mhqr23kEFSeSbZroyqHa0rgeUBRgs3XYhXWn4KW yYvCSW2lIRG5zToEHCe/eO7EpLK9pOUWlXLGny8NT4gS8X+OsrhkcpCRG/S4cpIH JlJ7962t/qwMdqRQX7Y4Ej2Chhzi2tBmFEsUJzLL8qb84OjS3a7CzQnf+29X7ZVO +ytou40bkZJFpEeR/cWIXIY9UESqM4O9rC1ZJNK5b0zB+/psKo6W9UDJYVg+YaLo VBw21vRKTepM1rJczhqKYWoJhk6MdJNmRh1ZaX4N6wKqAS434u/xy+IAKMZ+JPor c4bRNHG/VbvwqVZNyzOCwzZlroD2TLwfRYGFuhF4e7c/KjhpQLeUzDBO/zjSk4YI 8F6wfrqHXAgV+L8s+wk9cR5aDvnblVyduXtnPHaaoI9rkkvuQRXNl7slCAUFXwdo 0tMlTd82ytZa1l2c49sfAvQqDkKH8bRIM+xOsqfM2mZDzXBxv0+QmYD2kIHClV3x ZGcUpUk0mLtAPs/4f2sd6q0p1NbNWLgOpcT+N5O/tkUrm8REvbKmwCE5LPZLyV/4 /a+rznAAz94= =NdCP -----END PGP SIGNATURE----- --=-XsVRIcx48nR8zfmCJkGX--