From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EBF4BC433DF for ; Tue, 16 Jun 2020 10:40:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C8C8020767 for ; Tue, 16 Jun 2020 10:40:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="cTYu7scx" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728399AbgFPKki (ORCPT ); Tue, 16 Jun 2020 06:40:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55182 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725775AbgFPKkh (ORCPT ); Tue, 16 Jun 2020 06:40:37 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C61C0C08C5C2; Tue, 16 Jun 2020 03:40:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=rR80UlMfCW/sEc1igNxwYy8MqIUhUxy8OEBjw3HSVg8=; b=cTYu7scxjqowUHmGv450LUAoaX IYsPxcwz87SK04dj2d0K2Awa/jRLEWooOfjnwEF0XVVW6R5EAlLKpJdoh4VbzNG3BSJtAdpw4CKC3 LoITBwOX7m4y1KewMMvqdDLayIZEcdsF/U2G+R+PdNMuSLBfu6CHz6N8rSLx8FbyXG5PERN1gMdnq RUPFEsCsZmTNxC3uBTnvrQvtKC8S8nmz1drHllnBlArdFxKIc28GkmCXrkjiZahs9OWPKt+gv8UFC IYmQsPjaBC3+X68k+RRNupUYJEZrGHTHWxlG5Je3dmb2SwWTYSDHfFMlY8/8eqwFvghT3ck0ESLsw yYmXgdOw==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=noisy.programming.kicks-ass.net) by bombadil.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1jl918-0004Iu-6o; Tue, 16 Jun 2020 10:40:34 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id 66384306089; Tue, 16 Jun 2020 12:40:32 +0200 (CEST) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 52998203EDAAE; Tue, 16 Jun 2020 12:40:32 +0200 (CEST) Date: Tue, 16 Jun 2020 12:40:32 +0200 From: Peter Zijlstra To: Christoph Hellwig Cc: Dexuan Cui , vkuznets , Stephen Hemminger , Andy Lutomirski , Andy Lutomirski , Michael Kelley , Ju-Hyoung Lee , "x86@kernel.org" , "linux-hyperv@vger.kernel.org" , "linux-kernel@vger.kernel.org" , KY Srinivasan , Tom Lendacky Subject: Re: hv_hypercall_pg page permissios Message-ID: <20200616104032.GR2531@hirez.programming.kicks-ass.net> References: <87y2ooiv5k.fsf@vitty.brq.redhat.com> <20200616072318.GA17600@lst.de> <20200616101807.GO2531@hirez.programming.kicks-ass.net> <20200616102350.GA29684@lst.de> <20200616102412.GB29684@lst.de> <20200616103137.GQ2531@hirez.programming.kicks-ass.net> <20200616103313.GA30833@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200616103313.GA30833@lst.de> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jun 16, 2020 at 12:33:13PM +0200, Christoph Hellwig wrote: > sorry, s/ftrace/kprobes/. See my updated branch here: > > http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/module_alloc-cleanup Ah the insn slot page, yes. Didn't you just loose VM_FLUSH_RESET_PERMS there?