Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261312AbUJ2DCj (ORCPT ); Thu, 28 Oct 2004 23:02:39 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263162AbUJ2C5x (ORCPT ); Thu, 28 Oct 2004 22:57:53 -0400 Received: from fmr12.intel.com ([134.134.136.15]:42420 "EHLO orsfmr001.jf.intel.com") by vger.kernel.org with ESMTP id S263239AbUJ2Cv6 convert rfc822-to-8bit (ORCPT ); Thu, 28 Oct 2004 22:51:58 -0400 X-MimeOLE: Produced By Microsoft Exchange V6.5.7226.0 Content-class: urn:content-classes:message MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT Subject: RE: Userspace ACPI interpreter ( was RE: [ACPI] [RFC] dev_acpi: support for userspace access to acpi) Date: Fri, 29 Oct 2004 10:51:44 +0800 Message-ID: <3ACA40606221794F80A5670F0AF15F84041AC000@pdsmsx403> X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: Userspace ACPI interpreter ( was RE: [ACPI] [RFC] dev_acpi: support for userspace access to acpi) Thread-Index: AcS9AWiD4mpW8m6OQUOpWtujqCovZQAX1hkQ From: "Yu, Luming" To: "Bjorn Helgaas" Cc: "Brown, Len" , "Moore, Robert" , "Alex Williamson" , "linux-kernel" , X-OriginalArrivalTime: 29 Oct 2004 02:51:56.0741 (UTC) FILETIME=[40F43F50:01C4BD62] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1182 Lines: 29 >On Wednesday 27 October 2004 10:04 pm, Yu, Luming wrote: >> On IA64 platform, ACPI interpreter seems to be mandatory for those >> stuff, but IA32 is not. So, the ram disk is the generic solution >> for loading user space interpreter for boot. > >In two sentences: If you want to play with moving the interpreter >to user-space, please do so, and do it on ia64, so you have to >deal with the interesting problems. > >And this whole thing is a gigantic tangent that is only distracting >attention from the real question at hand, namely, Alex's dev_acpi >patch, which exists today and enables some very interesting new >functionality. > Yes, I agree Alex's dev_acpi is interesting, which could result in the removal of some acpi specific drive such as battery.c, button.c, fan.c, thermal.c .... So, I raised the question of userspace ACPI interpreter. Intuitively, userspace is the right place for interpreter. Thanks, Luming - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/