Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Fri, 20 Apr 2001 17:45:54 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Fri, 20 Apr 2001 17:45:34 -0400 Received: from runyon.cygnus.com ([205.180.230.5]:35507 "EHLO cygnus.com") by vger.kernel.org with ESMTP id ; Fri, 20 Apr 2001 17:45:32 -0400 To: root@chaos.analogic.com Cc: linux-kernel@vger.kernel.org Subject: Re: BUG: Global FPU corruption in 2.2 In-Reply-To: Reply-To: drepper@cygnus.com (Ulrich Drepper) X-fingerprint: BE 3B 21 04 BC 77 AC F0 61 92 E4 CB AC DD B9 5A X-fingerprint: e6:49:07:36:9a:0d:b7:ba:b5:e9:06:f3:e7:e7:08:4a From: Ulrich Drepper Date: 20 Apr 2001 14:44:41 -0700 In-Reply-To: "Richard B. Johnson"'s message of "Fri, 20 Apr 2001 15:37:07 -0400 (EDT)" Message-ID: Lines: 14 User-Agent: Gnus/5.0807 (Gnus v5.8.7) XEmacs/21.2 (Thelxepeia) 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 "Richard B. Johnson" writes: > The kernel doesn't know if a process is going to use the FPU when > a new process is created. Only the user's code, i.e., the 'C' runtime > library knows. Maybe you should try to understand the kernel code and the features of the processor first. The kernel can detect when the FPU is used for the first time. -- ---------------. ,-. 1325 Chesapeake Terrace Ulrich Drepper \ ,-------------------' \ Sunnyvale, CA 94089 USA Red Hat `--' drepper at redhat.com `------------------------ - 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/