Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751773AbbHSPym (ORCPT ); Wed, 19 Aug 2015 11:54:42 -0400 Received: from mail-ob0-f170.google.com ([209.85.214.170]:35586 "EHLO mail-ob0-f170.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751616AbbHSPyk (ORCPT ); Wed, 19 Aug 2015 11:54:40 -0400 MIME-Version: 1.0 In-Reply-To: References: From: Andy Lutomirski Date: Wed, 19 Aug 2015 08:54:20 -0700 Message-ID: Subject: Re: [PATCH] x86/entry/64: Context-track syscalls before enabling interrupts To: Andy Lutomirski Cc: X86 ML , Sasha Levin , Brian Gerst , =?UTF-8?B?RnLDqWTDqXJpYyBXZWlzYmVja2Vy?= , Denys Vlasenko , "linux-kernel@vger.kernel.org" , Oleg Nesterov , Borislav Petkov Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 785 Lines: 20 On Tue, Aug 18, 2015 at 5:30 PM, Andy Lutomirski wrote: > On Tue, Aug 18, 2015 at 12:11 PM, Andy Lutomirski wrote: >> This fixes a couple minor holes if we took an IRQ very early in syscall >> processing: >> > > The patch is buggy. v2 coming soon, hopefully. > No, let's drop this for now. It would be straightforward but quite messy to fix it, and I don't want to introduce further incomprehensibility into the asm. I'll send the warning change instead, and we can fix it better for 4.4 --Andy -- 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/