Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752355Ab1BBFio (ORCPT ); Wed, 2 Feb 2011 00:38:44 -0500 Received: from smtp1.linux-foundation.org ([140.211.169.13]:50810 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751850Ab1BBFin (ORCPT ); Wed, 2 Feb 2011 00:38:43 -0500 Date: Tue, 1 Feb 2011 21:38:28 -0800 From: Andrew Morton To: Roland McGrath Cc: Tejun Heo , oleg@redhat.com, jan.kratochvil@redhat.com, linux-kernel@vger.kernel.org, torvalds@linux-foundation.org Subject: Re: [PATCH] ptrace: use safer wake up on ptrace_detach() Message-Id: <20110201213828.c3df7e87.akpm@linux-foundation.org> In-Reply-To: <20110202053331.C27C6183D88@magilla.sf.frob.com> References: <1296227324-25295-1-git-send-email-tj@kernel.org> <1296227324-25295-3-git-send-email-tj@kernel.org> <20110128184601.CBF7C180996@magilla.sf.frob.com> <20110131103855.GD7459@htj.dyndns.org> <20110201102618.GE14211@htj.dyndns.org> <20110201162729.f75be47d.akpm@linux-foundation.org> <20110202053331.C27C6183D88@magilla.sf.frob.com> X-Mailer: Sylpheed 2.7.1 (GTK+ 2.18.9; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 840 Lines: 18 On Tue, 1 Feb 2011 21:33:31 -0800 (PST) Roland McGrath wrote: > > Am unable to work out why you tagged it for backporting. It fixes some > > observed bug? Perhaps a regression? > > No observed bug, only theoretical ones (AFAIK, never even a ginned-up > synthetic test case has been demonstrated). Certainly not a regression, > since it has been this (wrong) way since the dawn of time. I don't think > this first change is dangerous for -stable, but I have seen no positive > rationale for pushing it there. > OK, thanks. I shall destabilize my copy of this patch. -- 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/