Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754100AbYK0QVO (ORCPT ); Thu, 27 Nov 2008 11:21:14 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751706AbYK0QU6 (ORCPT ); Thu, 27 Nov 2008 11:20:58 -0500 Received: from ey-out-2122.google.com ([74.125.78.25]:19271 "EHLO ey-out-2122.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752058AbYK0QU5 (ORCPT ); Thu, 27 Nov 2008 11:20:57 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=date:from:to:cc:subject:message-id:references:mime-version :content-type:content-disposition:in-reply-to:user-agent; b=AHL3dqPlVXWm97dFIVYJ3y7gUbWdD2lzb5ShghYs5/jMAkCKqw92F/1hcThphaUP2K s3KTEE7pVq0qLtFcbm5EDLs8sQ9FdvG6dqv6j1Cd0mqNu1lxdEM93Fvz5weZRkdCMA9F A83m4qNSRCOsSZ1KmEz49hEZHyZeNwp8ItgBk= Date: Thu, 27 Nov 2008 19:20:52 +0300 From: Cyrill Gorcunov To: Ingo Molnar Cc: Andi Kleen , tglx@linutronix.de, hpa@zytor.com, linux-kernel@vger.kernel.org, heukelum@fastmail.fm Subject: Re: [PATCH 2/5] x86: ret_from_fork - get rid of jump back Message-ID: <20081127162052.GA23593@localhost> References: <1227727024-2281-1-git-send-email-gorcunov@gmail.com> <82259867e200855889261370c29bbd15a111d7fb.1227725632.git.gorcunov@gmail.com> <874p1u45ke.fsf@basil.nowhere.org> <20081126201054.GB2624@localhost> <20081127134121.GA22736@elte.hu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20081127134121.GA22736@elte.hu> User-Agent: Mutt/1.5.17+20080114 (2008-01-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 692 Lines: 19 [Ingo Molnar - Thu, Nov 27, 2008 at 02:41:21PM +0100] ... | | Could you test something like the patch attached below, which cleans | up this code and applies the code reduction and speedup? Warning: | completely untested! Please check that things like strace -f and gdb | attaching to forked tasks still works fine. (it should by all means) | ... Thanks for explanation Ingo! Will try to test this but I will require some time. - Cyrill - -- 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/