Return-path: Received: from fmmailgate02.web.de ([217.72.192.227]:39692 "EHLO fmmailgate02.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1161761AbXEAS5c (ORCPT ); Tue, 1 May 2007 14:57:32 -0400 Message-ID: <46378D83.7020706@web.de> Date: Tue, 01 May 2007 20:57:07 +0200 From: Jan Kiszka MIME-Version: 1.0 To: Michael Wu CC: Jiri Benc , Johannes Berg , Ivo Van Doorn , linux-wireless Subject: Re: d80211: How does TX flow control work? References: <459A5945.80909@web.de> <46374C4C.50106@web.de> <20070501172513.2519f64b@logostar.upir.cz> <200705011301.24478.flamingice@sourmilk.net> In-Reply-To: <200705011301.24478.flamingice@sourmilk.net> Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enigE8507218054685F9E919A027" Sender: linux-wireless-owner@vger.kernel.org List-ID: This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigE8507218054685F9E919A027 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Michael Wu wrote: > On Tuesday 01 May 2007 11:25, Jiri Benc wrote: >> On Tue, 01 May 2007 16:18:52 +0200, Jan Kiszka wrote: >>> Already tried this lethal command? Works "fine" here... >>> >>> #tc qdisc del dev wmaster0 root >> I cannot reproduce it too. >> > I can reproduce it. Fine, that save /me some time. > I thought qdiscs couldn't be changed without taking the=20 > interface down first.. which is not true. It merely waits for things to= quiet=20 > down before swapping out the qdisc. >=20 > Some code in ieee80211_master_start_xmit probably will be needed to cor= rectly=20 > handle things if the ieee80211 qdisc isn't installed. I don't see an ea= sy way=20 > to prevent things from working all the time if the qdisc is removed. I didn't followed the discussion in details, but wasn't there once a suggestion to hide netdevices from the user so that there would be no chance to stumble over this issue? Jan --------------enigE8507218054685F9E919A027 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (GNU/Linux) Comment: Using GnuPG with SUSE - http://enigmail.mozdev.org iD8DBQFGN42LniDOoMHTA+kRApcbAJ9okOhWfwRRHu88w4CYN5HrilSQWQCfYlbM 5gfDWVaJidZPKz3P+T3BLH8= =5yI6 -----END PGP SIGNATURE----- --------------enigE8507218054685F9E919A027-- -: To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@vger.kernel.org: More majordomo info at http: //vger.kernel.org/majordomo-info.html