Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752850AbaAYUlG (ORCPT ); Sat, 25 Jan 2014 15:41:06 -0500 Received: from mx1.redhat.com ([209.132.183.28]:20475 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752379AbaAYUlE (ORCPT ); Sat, 25 Jan 2014 15:41:04 -0500 Date: Sat, 25 Jan 2014 15:41:00 -0500 (EST) From: Mikulas Patocka X-X-Sender: mpatocka@file01.intranet.prod.int.rdu2.redhat.com To: Mikael Pettersson cc: Tony Luck , Fenghua Yu , linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/5] ia64 ski emulator patches In-Reply-To: <21219.63903.326798.277717@gargle.gargle.HOWL> Message-ID: References: <21218.28095.779306.523187@gargle.gargle.HOWL> <21219.63903.326798.277717@gargle.gargle.HOWL> User-Agent: Alpine 2.02 (LRH 1266 2009-07-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, 25 Jan 2014, Mikael Pettersson wrote: > My ski patches are in > for now. I'll post the kernel patches to linux-ia64 @ vger in a few minutes. > > /Mikael Thanks for the patches. Isn't this subject to races? - could it lock up if the signal happens just before the pause syscall? + case SSC_HALT_LIGHT: + /* Sleep until SIGIO or SIGALRM is received; this relies on + keyboard/ethernet input being detected via SIGIO, and the + ITC now being emulated via setitimer() and SIGALRM. */ + pause (); + break; + Mikulas -- 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/