Received: by 2002:ad5:474a:0:0:0:0:0 with SMTP id i10csp40313imu; Thu, 8 Nov 2018 13:26:35 -0800 (PST) X-Google-Smtp-Source: AJdET5eXlPX2ywP3rx4zSpSXWRmfvvsfNckR7pmAtCUF9ilCdV2+8BBIN3KP2qDQ/wxQ0D4ZdGiG X-Received: by 2002:a62:5285:: with SMTP id g127-v6mr6130583pfb.128.1541712395650; Thu, 08 Nov 2018 13:26:35 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1541712395; cv=none; d=google.com; s=arc-20160816; b=b34aOH7gu5glGLXiN5+qY+r3Nb4UXKxml4NdPbl6bOjUu9yQP36V6csLPle8PXAUyP oZDix0H39o8/4KF54Uc0BKJkN2xJXVjjZidKIQ805nRpi/siiRRYQX1ESd/CJfciBW7V rzlm9p0xrFloIS+ze25cXfYDS3bzD50oUsvpYUeriVov+7ST+WnSarYCVmZYVkDDMsKo xZNIRh7z3LZ8WTJ36dUYmpFwxYfhqE7yoxiPkgB++5W3V52jCgmg0w/QxCjWDI2Pgv5P JS6ocqyeimyhfUij4zbrIqrh2jhB8svqQWrlcXWJ8xextvHcYM4nOzOM0rfPqKxFvPXo OwLg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=h5Ul3iDPfVEqiLieWnDDjOBvC//G3M4Rj+SFRIEO+hQ=; b=i/R/324VFruQbFJbwL4FZWcue6+rvZv4tKd4nLX/8I5XN/IKi8seIsmYu0zbqkjx5q xBpJqbdsAqQGFS6MXyhgQ/YHzpQ9azO58I3wHrCytBkQzUFOArC0S6Ajm3tZLXRfkLhR CiibytsvEC5VWXY0SYCpV9iyjGSz/JQEJOd06cxIMYRU0eq2qONwwmdlNNeDfhcXrVfW OtsPWPUwvAcrO8qHD3hxJYrEYMVxOhYZ6wDZvPLjieGlDeYT2sy/iMq9kT5/qrE5LKdI kX1uKKMZxi5xt9cSsEMK1sEekXSdPExgENi46uZkLW3a5N4pcivwrWqkMEyWcdQ9dtJ1 dR8g== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id bd6-v6si5441412plb.399.2018.11.08.13.26.19; Thu, 08 Nov 2018 13:26:35 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727171AbeKIHB3 (ORCPT + 99 others); Fri, 9 Nov 2018 02:01:29 -0500 Received: from mx1.redhat.com ([209.132.183.28]:43916 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725882AbeKIHB3 (ORCPT ); Fri, 9 Nov 2018 02:01:29 -0500 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id EEF80307D85A; Thu, 8 Nov 2018 21:24:08 +0000 (UTC) Received: from treble (ovpn-124-61.rdu2.redhat.com [10.10.124.61]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 45EC167651; Thu, 8 Nov 2018 21:24:07 +0000 (UTC) Date: Thu, 8 Nov 2018 15:24:05 -0600 From: Josh Poimboeuf To: linux-kernel@vger.kernel.org Cc: x86@kernel.org, Ard Biesheuvel , Andy Lutomirski , Steven Rostedt , Peter Zijlstra , Ingo Molnar , Thomas Gleixner , Linus Torvalds , Masami Hiramatsu , Jason Baron , Jiri Kosina , David Laight , Borislav Petkov Subject: Re: [PATCH RFC 0/3] Static calls Message-ID: <20181108212405.4xovfqjqz7x4lgms@treble> References: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20180716 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.48]); Thu, 08 Nov 2018 21:24:09 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Nov 08, 2018 at 03:15:50PM -0600, Josh Poimboeuf wrote: > - Does this feature have much value without retpolines? If not, should > we make it depend on retpolines somehow? I forgot Andy mentioned that we might be able to use this to clean up paravirt patching, in which case it would have a lot of value, retpolines or not... -- Josh