From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from xc.sipsolutions.net ([83.246.72.84]:39262 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754809AbZESJsW (ORCPT ); Tue, 19 May 2009 05:48:22 -0400 Subject: Re: Plan of attack for enhancements for scan while associated From: Johannes Berg To: "Luis R. Rodriguez" Cc: Senthil Balasubramanian , Helmut Schaa , linux-wireless , Aeolus.Yang@atheros.com, Gaurav.Jauhar@atheros.com In-Reply-To: <43e72e890905181122w38f83785p2134a5142a9f0905@mail.gmail.com> References: <43e72e890905181122w38f83785p2134a5142a9f0905@mail.gmail.com> Content-Type: multipart/signed; micalg="pgp-sha1"; protocol="application/pgp-signature"; boundary="=-YhPiGA279/1C5piADX1y" Date: Tue, 19 May 2009 11:48:13 +0200 Message-Id: <1242726493.17164.28.camel@johannes.local> Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: --=-YhPiGA279/1C5piADX1y Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Mon, 2009-05-18 at 11:22 -0700, Luis R. Rodriguez wrote: > We could possibly allow for a debugfs parameters to allow users to > tune this to say scan over x channels before going to the operating > channel, as well as change the time between moving to a new channel. > This would probably help mostly with tuning this while debugging or > figuring out ideal default values. No, why? We can calculate things based on pm_qos, the only problem comes in if pm_qos essentially says "no latency allowed" in which case we need to do things as quickly as we can. > New userspace can simply make use of nl80211 scan on an individual > freq request and figure things out on its own. Umm, no, it can't. johannes --=-YhPiGA279/1C5piADX1y Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- iQIcBAABAgAGBQJKEoBVAAoJEODzc/N7+QmaWd8P/iLdZetbsnuU3OAp0dPDZIGD JhNXG6iff/gcSXhzLd6rUi5LCNfSCoTpTk0X5t+KXywXGeFRoqJHBjz6LYYn2FU3 9uzLzw6tftqFTieGU/z2NckaDR1o/m1uZ/TGqjfAGZAtOgQdbVzgCKroCq+srFeT RJPTugoHIrLE+dX/b7VLEWgVi9IHXtY6GqtibKNQ11FMVEr7nmzcsknqizbQg0uc BLCre+d9Ig+E/DZmdPwE5a2K09cmXXRrDim8r7bHVSECxEZ4EzpuQuW19P2+TIJR Il55RVgZD7NbDE3ZSB2kYUL9FIyORmN/Flaws23fIfha+QZS5dwixfsLwT3I3HDZ +lF6HDPnBXGbCdMuf1Sv0dl9K4bTjJ1vHRoCsbigdMpNxr6samKO57K0cwiv2fzv ieUJD2mGf7taijpqVOBlEFTTFzUr4TdQlRRpOXf0bBpNa8h3B9d+sYhJFbuE5VC7 N6aFK47/Yr3Sjg+idr5XoYnvOkRnOsoA2zLPz+Ddlw0j+SPcEFvSZ+cx7tStxuDK hshx+clQpcDH53i2CpqqliiJTleR27F0obP5058LvIidq3qruZFItNCBsu44c1QC ei61JUeUTX1bZoj3moLT1DwMxD0GRXpAYxGeSskjSMeUg+hQ1juQg2xBBOzlR/SY ioSFttZE8lOZwQdHP+Hs =E9EI -----END PGP SIGNATURE----- --=-YhPiGA279/1C5piADX1y--