Return-path: Received: from lennier.cc.vt.edu ([198.82.162.213]:50519 "EHLO lennier.cc.vt.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932773Ab0CLXtE (ORCPT ); Fri, 12 Mar 2010 18:49:04 -0500 To: Florian Mickler Cc: Dmitry Torokhov , "John W. Linville" , Marcel Holtmann , Henrique de Moraes Holschuh , Johannes Berg , linux-wireless@vger.kernel.org, Randy Dunlap , Alan Jenkins , linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org Subject: Re: [PATCH 2/2] enhance sysfs rfkill interface In-Reply-To: Your message of "Fri, 12 Mar 2010 23:39:25 +0100." <20100312233925.74effc7d@schatten.dmk.lab> From: Valdis.Kletnieks@vt.edu References: <1268416988-24862-1-git-send-email-florian@mickler.org> <1268416988-24862-2-git-send-email-florian@mickler.org> <1268416988-24862-3-git-send-email-florian@mickler.org> <20100312182209.GB8736@core.coreip.homeip.net> <20100312215743.7671d173@schatten.dmk.lab> <20100312212025.GA17712@core.coreip.homeip.net> <20100312233925.74effc7d@schatten.dmk.lab> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="==_Exmh_1268437699_4034P"; micalg=pgp-sha1; protocol="application/pgp-signature" Date: Fri, 12 Mar 2010 18:48:19 -0500 Message-ID: <12058.1268437699@localhost> Sender: linux-wireless-owner@vger.kernel.org List-ID: --==_Exmh_1268437699_4034P Content-Type: text/plain; charset=us-ascii On Fri, 12 Mar 2010 23:39:25 +0100, Florian Mickler said: > On Fri, 12 Mar 2010 13:20:26 -0800 > Dmitry Torokhov wrote: > > You are not updating but reading... Are you concerned about seeing > > a partial write to u32? It does not happen. > > > Hm.. You shure? On every arch that supports wireless drivers? If a u32 load or store from memory isn't atomic, the Linux kernel is screwed anyhow. Hint - imagine if every 32-bit reference had to be treated the way we currently treat 64-bit references on a 32-bit system. --==_Exmh_1268437699_4034P Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) Comment: Exmh version 2.5 07/13/2001 iD8DBQFLmtLDcC3lWbTT17ARAoUlAJ9PMVZS/+1dk+OT8hIJsrR6bUma8gCeOdwy g1K5M60opaPiEDX8C19AbIs= =Rkjv -----END PGP SIGNATURE----- --==_Exmh_1268437699_4034P--