From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759476AbYDKNlj (ORCPT ); Fri, 11 Apr 2008 09:41:39 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753194AbYDKNlZ (ORCPT ); Fri, 11 Apr 2008 09:41:25 -0400 Received: from bombadil.infradead.org ([18.85.46.34]:58134 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751767AbYDKNlY (ORCPT ); Fri, 11 Apr 2008 09:41:24 -0400 Subject: Re: [PATCH 1/2] HAVE_SET_RESTORE_SIGMASK From: David Woodhouse To: Russell King Cc: Roland McGrath , "Linus Torvalds Andrew Morton" , Martin Schwidefsky , linux-s390@vger.kernel.org, tony.luck@intel.com, linux-ia64@vger.kernel.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, miles@gnu.org, geert@linux-m68k.org, zippel@linux-m68k.org In-Reply-To: <20080410203250.GA21589@flint.arm.linux.org.uk> References: <20080329001230.D013726FA1D@magilla.localdomain> <20080329001341.7F93826FA1D@magilla.localdomain> <20080329022408.0DD4726FA1D@magilla.localdomain> <20080329031146.6FF7126FA1D@magilla.localdomain> <1207741532.27048.64.camel@shinybook.infradead.org> <20080410203250.GA21589@flint.arm.linux.org.uk> Content-Type: text/plain Date: Fri, 11 Apr 2008 14:40:34 +0100 Message-Id: <1207921234.22291.4.camel@pmac.infradead.org> Mime-Version: 1.0 X-Mailer: Evolution 2.22.1 (2.22.1-1.fc9) Content-Transfer-Encoding: 7bit X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 2008-04-10 at 21:32 +0100, Russell King wrote: > On Wed, Apr 09, 2008 at 12:45:32PM +0100, David Woodhouse wrote: > > On Fri, 2008-03-28 at 20:11 -0700, Roland McGrath wrote: > > > Change all the #ifdef TIF_RESTORE_SIGMASK conditionals in non-arch > > > code to #ifdef HAVE_SET_RESTORE_SIGMASK. > > > > That ifdef was only supposed to be a temporary thing until all > > architectures had implemented TIF_RESTORE_SIGMASK anyway. > > > > It looks like only ARM, v850 and m68k which are still missing it; if > > those three architectures can catch up, then hopefully it can die off > > completely quite soon. > > Well, we don't have the pselect/ppoll/epoll_wait syscalls and there's > been no demand for them, so I don't particularly see the point of > going to the trouble of adding support for something no one's > interested in using. You're not likely to see demand for it from users. I believe glibc will emulate it as best it can (which is not very well), and things will appear to work.... most of the time. -- dwmw2