Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752883Ab0H3Frd (ORCPT ); Mon, 30 Aug 2010 01:47:33 -0400 Received: from freeflow.nu ([178.79.134.28]:55255 "EHLO freeflow.nu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751551Ab0H3Frb (ORCPT ); Mon, 30 Aug 2010 01:47:31 -0400 Message-ID: <4C7B45F1.7000503@kernel.org> Date: Mon, 30 Aug 2010 08:47:29 +0300 From: Pekka Enberg User-Agent: Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; en-US; rv:1.9.2.8) Gecko/20100802 Thunderbird/3.1.2 MIME-Version: 1.0 To: Brian Gerst CC: hpa@zytor.com, x86@kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 03/11] x86: Merge tolerant_fwait() References: <1283011478-27237-1-git-send-email-brgerst@gmail.com> <1283011478-27237-4-git-send-email-brgerst@gmail.com> In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1051 Lines: 22 On 8/30/10 3:35 AM, Brian Gerst wrote: > On Sun, Aug 29, 2010 at 2:32 PM, Pekka Enberg wrote: >> On Sat, Aug 28, 2010 at 7:04 PM, Brian Gerst wrote: >>> Now that 32-bit can handle exceptions from the kernel, switch to using >>> the 64-bit version of tolerant_fwait() without fnclex. In the unlikely >>> event an exception is triggered, it is simply ignored. >>> >>> Signed-off-by: Brian Gerst >> Why is 32-bit able to handle exceptions? Is that part of this series >> or is it some existing commit in tip or linus? >> > Commit e2e75c915de045f0785387dc32f55e92fab0614c merged the 32-bit and > 64-bit math exception handlers into one, which calls > fixup_exception(). That could be in the changelog. Acked-by: Pekka Enberg -- 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/