Return-path: Received: from crystal.sipsolutions.net ([195.210.38.204]:41485 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750709AbXLWVyN (ORCPT ); Sun, 23 Dec 2007 16:54:13 -0500 Subject: Re: tx_status reporting of RTS/CTS frames From: Johannes Berg To: Ivo van Doorn Cc: Mattias Nissler , rt2400-devel , linux-wireless , Stefano Brivio In-Reply-To: <200712232250.12962.IvDoorn@gmail.com> (sfid-20071223_214951_081999_3FC5E533) References: <1197412922.7030.11.camel@localhost> <200712232217.18941.IvDoorn@gmail.com> <1198445352.4103.0.camel@johannes.berg> <200712232250.12962.IvDoorn@gmail.com> (sfid-20071223_214951_081999_3FC5E533) Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-smj3Arrif7WkZIdWpTVh" Date: Sun, 23 Dec 2007 22:54:04 +0100 Message-Id: <1198446844.4103.3.camel@johannes.berg> (sfid-20071223_215420_282025_D032B217) Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: --=-smj3Arrif7WkZIdWpTVh Content-Type: text/plain Content-Transfer-Encoding: quoted-printable Hi Ivo, > I just checked, only rt2x00 and b43 call the rts/cts functions for ieee80= 211. > For b43 seems to report the tx status for the rts/cts frames as well. b43 definitely doesn't, it embeds the rts/cts frame in the TX descriptor of the data packet and only gets a tx status notification for the data packet from the hardware. > I have found the 2 emails that introduced and later reverted the behavior= from rt2x00: > [PATCH 16/26] rt2x00: Correctly handle RTS frames > [PATCH 7/24] RT2x00: Add RTS frame creation > They are dated from July 2006, so they were quite old actually :S :) > Anyway, I have no objects against not report those frames to mac80211, > so if mac80211 doesn't want those frames reported rt2x00 can filter them = out. :) I think it'd be best since most hw is not even capable of doing it, rate control algorithms don't care and we don't really want to have them anyway. johannes --=-smj3Arrif7WkZIdWpTVh Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Comment: Johannes Berg (powerbook) iQIVAwUAR27Y+6Vg1VMiehFYAQIzAxAAk6VuF1CN7jLrp99UhwD9QfsrHa+R1ZXA IquSuCkTCkSgjhB/cWVRSRwZk9XgdyXflXrYL8BkxqyYldnPLxqsyJ47O6VLOBkp MNBfOTpxHq2qAlA3PmSkPX7v0w67aRdWBMFlxhE04/mZNRAiZEYNzKh39ShfmR9Y tbDDRvcXkHgtWSOiyII2ufDD1qFPF8a1pnGs1jxPRee3fHwAGmP9BCrr5LBN98nc G7Ju2/CcqS6lC6FLDOQBC+uTCua6B12jMgzqkk/+za1sFrBiDpjRhvZYak2tBCb9 ZR+uo7gaB+cp+pxpDX9AHPmFtAHCB2JhVjvMCnisHpHsl8wWn4loyYqvZq7SUBlW 7zfd4Bh0B6bQMkA/aMfSIob9gfK9twfXHllX5XvYvLXaF6muG4/ZspnBC0rGYhLa gZM7y9Y99WjFztBZQo63Z8ljb7gn9KcDvDaFzYWxeQbAQFXSbtde8YJ48mOEc6gl HVy4GzSjIypT6kKxAf42RA2UyJPp4lwhEkGF+PDqocpZ/bfQkB5fJI6lK/bdbrVL YbW1nevvcCSjK59MkjTYMLi2jWzxGVCCDVj+KL5QEW6MQOLmRpalYs5par4XZl+a JHQKevV/XzqL0bDptvRvEXhIF6+LI3T5rBTWjFDcWCuLIgkxD1XQe9UFW+gGsqX+ Ak5AIG2PjlY= =+1LY -----END PGP SIGNATURE----- --=-smj3Arrif7WkZIdWpTVh--