Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760166Ab1EORBp (ORCPT ); Sun, 15 May 2011 13:01:45 -0400 Received: from mail-bw0-f46.google.com ([209.85.214.46]:35684 "EHLO mail-bw0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754491Ab1EORBo (ORCPT ); Sun, 15 May 2011 13:01:44 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-type:content-disposition:in-reply-to:user-agent; b=hXuuwGQKu9rWcYP6KX0GR1HMcZKR8jzCjqRbcxodt/TUo+WYKnuTnXIticFMwkSdkI aKjT9/g2m1T6e6MbJBpx9moL8fnsGjwrNeJuHlTS9u6EQ+5qYktHS28P4asIAx0N02+I rF0Fnp5/5hAv5F1As3COaPyaL11TnzNbsKz/s= Date: Sun, 15 May 2011 19:01:39 +0200 From: Tejun Heo To: Jan Kratochvil Cc: Oleg Nesterov , vda.linux@googlemail.com, linux-kernel@vger.kernel.org, torvalds@linux-foundation.org, akpm@linux-foundation.org, indan@nul.nu Subject: Re: waitpid(WNOHANG) should report SIGCHLD-notified signals [Re: [PATCH 09/11] job control: reorganize wait_task_stopped()] Message-ID: <20110515170139.GJ23665@htj.dyndns.org> References: <1304869745-1073-1-git-send-email-tj@kernel.org> <1304869745-1073-10-git-send-email-tj@kernel.org> <20110511154854.GB23688@redhat.com> <20110511192902.GC24245@mtj.dyndns.org> <20110512154247.GC18599@redhat.com> <20110512160253.GK1030@htj.dyndns.org> <20110512172506.GA23033@redhat.com> <20110512173228.GO1030@htj.dyndns.org> <20110515144017.GC31855@host1.jankratochvil.net> <20110515164705.GI23665@htj.dyndns.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20110515164705.GI23665@htj.dyndns.org> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 659 Lines: 18 Hello, BTW, I'm pretty close to send the second take and the INTERRUPT trap has changed quite a bit. It got renamed to PTRACE_EVENT_STOP and now acts as both group stop trap and INTERRUPT trap. IOW, PTRACE_INTERRUPT makes tracee go park at group stop trap site. The whole thing is much prettier this way. Well, being ptrace, it's not really pretty but at least it is much less disgusting. Thanks. -- tejun -- 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/