From mboxrd@z Thu Jan 1 00:00:00 1970 From: Valdis.Kletnieks@vt.edu Subject: Re: mmotm 2009-06-30-12-50 uploaded Date: Thu, 02 Jul 2009 16:21:05 -0400 Message-ID: <30563.1246566065@turing-police.cc.vt.edu> References: <200906301951.n5UJpUSY013305@imap1.linux-foundation.org> <6719.1246562163@turing-police.cc.vt.edu> <20090702124726.a253f13d.akpm@linux-foundation.org> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="==_Exmh_1246566065_2896P"; micalg=pgp-sha1; protocol="application/pgp-signature" Content-Transfer-Encoding: 7bit Return-path: Received: from turing-police.cc.vt.edu ([128.173.14.107]:58097 "EHLO turing-police.cc.vt.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752229AbZGBU1c (ORCPT ); Thu, 2 Jul 2009 16:27:32 -0400 In-Reply-To: Your message of "Thu, 02 Jul 2009 12:47:26 PDT." <20090702124726.a253f13d.akpm@linux-foundation.org> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Andrew Morton Cc: linux-kernel@vger.kernel.org, Rusty Russell , Len Brown , linux-acpi@vger.kernel.org --==_Exmh_1246566065_2896P Content-Type: text/plain; charset=us-ascii On Thu, 02 Jul 2009 12:47:26 PDT, Andrew Morton said: > apart from having a crappy title, linux-next's > > : commit f29876421ec11f7d66f3d982219ef3af9bcccf32 > : Author: Rusty Russell > : AuthorDate: Wed Jul 1 12:37:19 2009 +1000 > : Commit: Stephen Rothwell > : CommitDate: Wed Jul 1 12:37:19 2009 +1000 > : > : misc:work_on_cpu-acpi > : > > causes get_throttling() to newly be called from an IPI, and lockdep doesn't > like irq-disabled interrupt handlers doing local_irq_enable(). > > > If we rely upon these functions only ever being called from > smp_call_function_single(), and if smp_call_function_single() is > correctly implemented, we should be able to do this: I'll take a leap of faith on the "correctly implemented" part. However, I admit I'm probably going to wait till Len or somebody agrees on the "only calledf from function_single()" part being correct before test-driving the patch... --==_Exmh_1246566065_2896P Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (GNU/Linux) Comment: Exmh version 2.5 07/13/2001 iD8DBQFKTRawcC3lWbTT17ARAgmuAKDOIPw0qPP+dy8JuCOIeZIjcSmSqgCgsmUz W89Q9WCP0/Y4GWyAnRtuzDQ= =QuBg -----END PGP SIGNATURE----- --==_Exmh_1246566065_2896P--