Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752602AbaJYCil (ORCPT ); Fri, 24 Oct 2014 22:38:41 -0400 Received: from terminus.zytor.com ([198.137.202.10]:50874 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751747AbaJYCik (ORCPT ); Fri, 24 Oct 2014 22:38:40 -0400 Message-ID: <544B0D22.2070509@zytor.com> Date: Fri, 24 Oct 2014 19:38:26 -0700 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.2.0 MIME-Version: 1.0 To: Andy Lutomirski , X86 ML , "linux-kernel@vger.kernel.org" , Linus Torvalds Subject: Re: vmalloced stacks on x86_64? References: In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/24/2014 05:22 PM, Andy Lutomirski wrote: > Is there any good reason not to use vmalloc for x86_64 stacks? Additional TLB pressure if anything else. Now, on the flipside: what is the *benefit*? -hpa -- 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/