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=-5.3 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_PASS, USER_AGENT_MUTT 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 C31F3C04AA7 for ; Mon, 13 May 2019 15:16:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8A37A208C3 for ; Mon, 13 May 2019 15:16:49 +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="dOoxRqeI" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731210AbfEMPQs (ORCPT ); Mon, 13 May 2019 11:16:48 -0400 Received: from merlin.infradead.org ([205.233.59.134]:56250 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727437AbfEMPQs (ORCPT ); Mon, 13 May 2019 11:16:48 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.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:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=fZCXLRK6siZkJzRThAZU41Qk9STzd0Ms+LwmndLzT4U=; b=dOoxRqeIU0IcG57wCspBazrWD 09pvLZ3B5B5JIvlkaPW2v9wmDfMD64eHIMMM9VvHovmSQKCVTDs7AE4x5WHR7JayzOyj0JrbYDzto ib/qLZIhKW6+9A9vmS6HmBS/La4Q8rd9fYbZQHpxTGe4fty4HDIjEm12v3yGcwPrVPWKPQb5fN8J4 Sb8DsdDGSKgndaqMp41piHOpX3l/9BQxCbIIi+bigL7I/3SyPyENVxM/pguzcSVXd93Vsm7UtGVx8 wQyZBWobruR2cR6mtbgUMTPFk/d/d7NZw3IEuj7HoEUIK5wB4IyvT2P1fkqsaxnzVT2JIKk5vnAFX I9EMq7JEw==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=hirez.programming.kicks-ass.net) by merlin.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1hQCgx-00083R-0e; Mon, 13 May 2019 15:16:39 +0000 Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id C83E22029F877; Mon, 13 May 2019 17:16:37 +0200 (CEST) Date: Mon, 13 May 2019 17:16:37 +0200 From: Peter Zijlstra To: Alexandre Chartre Cc: pbonzini@redhat.com, rkrcmar@redhat.com, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, hpa@zytor.com, dave.hansen@linux.intel.com, luto@kernel.org, kvm@vger.kernel.org, x86@kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, konrad.wilk@oracle.com, jan.setjeeilers@oracle.com, liran.alon@oracle.com, jwadams@google.com Subject: Re: [RFC KVM 25/27] kvm/isolation: implement actual KVM isolation enter/exit Message-ID: <20190513151637.GA2589@hirez.programming.kicks-ass.net> References: <1557758315-12667-1-git-send-email-alexandre.chartre@oracle.com> <1557758315-12667-26-git-send-email-alexandre.chartre@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1557758315-12667-26-git-send-email-alexandre.chartre@oracle.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, May 13, 2019 at 04:38:33PM +0200, Alexandre Chartre wrote: > diff --git a/arch/x86/mm/tlb.c b/arch/x86/mm/tlb.c > index a4db7f5..7ad5ad1 100644 > --- a/arch/x86/mm/tlb.c > +++ b/arch/x86/mm/tlb.c > @@ -444,6 +444,7 @@ void switch_mm_irqs_off(struct mm_struct *prev, struct mm_struct *next, > switch_ldt(real_prev, next); > } > } > +EXPORT_SYMBOL_GPL(switch_mm_irqs_off); > > /* > * Please ignore the name of this function. It should be called NAK