Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262147AbUKQBCw (ORCPT ); Tue, 16 Nov 2004 20:02:52 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262138AbUKQBCw (ORCPT ); Tue, 16 Nov 2004 20:02:52 -0500 Received: from pollux.ds.pg.gda.pl ([153.19.208.7]:14862 "EHLO pollux.ds.pg.gda.pl") by vger.kernel.org with ESMTP id S262146AbUKQBCp (ORCPT ); Tue, 16 Nov 2004 20:02:45 -0500 Date: Wed, 17 Nov 2004 01:02:36 +0000 (GMT) From: "Maciej W. Rozycki" To: Hiroshi Itoh Cc: "Li, Shaohua" , csapuntz@stanford.edu, linux-kernel@vger.kernel.org, Nickolai Zeldovich Subject: Re: [patch] Fix GDT re-load on ACPI resume In-Reply-To: <004701c4cc04$2fcbaff0$2000a8c0@TPHIROIT> Message-ID: References: <16A54BF5D6E14E4D916CE26C9AD305758EF0BA@pdsmsx402.ccr.corp.intel.com> <004701c4cc04$2fcbaff0$2000a8c0@TPHIROIT> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 586 Lines: 15 Hi Hiroshi-san, > I believe this patch is required because the original gdt is not addressable > via the low mapping page table (set by acpi_save_state_mem and used for wakeup > code), not the GDTR's linear address size reason. That makes sense, indeed. Using "lgdtl" (and likewise "lidtl") universally is a bit safer anyway. Maciej - 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/