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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham 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 C3314C352A4 for ; Mon, 10 Feb 2020 09:37:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A376621739 for ; Mon, 10 Feb 2020 09:37:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727563AbgBJJhC (ORCPT ); Mon, 10 Feb 2020 04:37:02 -0500 Received: from 8bytes.org ([81.169.241.247]:51698 "EHLO theia.8bytes.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726118AbgBJJhB (ORCPT ); Mon, 10 Feb 2020 04:37:01 -0500 Received: by theia.8bytes.org (Postfix, from userid 1000) id 7BC0534A; Mon, 10 Feb 2020 10:36:59 +0100 (CET) From: Joerg Roedel To: iommu@lists.linux-foundation.org Cc: David Woodhouse , Lu Baolu , Joerg Roedel , CQ Tang , Ashok Raj , linux-kernel@vger.kernel.org Subject: [PATCH] iommu/vt-d: Fix compile warning from intel-svm.h Date: Mon, 10 Feb 2020 10:36:56 +0100 Message-Id: <20200210093656.8961-1-joro@8bytes.org> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Joerg Roedel The intel_svm_is_pasid_valid() needs to be marked inline, otherwise it causes the compile warning below: CC [M] drivers/dma/idxd/cdev.o In file included from drivers/dma/idxd/cdev.c:9:0: ./include/linux/intel-svm.h:125:12: warning: ‘intel_svm_is_pasid_valid’ defined but not used [-Wunused-function] static int intel_svm_is_pasid_valid(struct device *dev, int pasid) ^~~~~~~~~~~~~~~~~~~~~~~~ Reported-by: Borislav Petkov Fixes: 15060aba71711 ('iommu/vt-d: Helper function to query if a pasid has any active users') Signed-off-by: Joerg Roedel --- include/linux/intel-svm.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/intel-svm.h b/include/linux/intel-svm.h index 94f047a8a845..d7c403d0dd27 100644 --- a/include/linux/intel-svm.h +++ b/include/linux/intel-svm.h @@ -122,7 +122,7 @@ static inline int intel_svm_unbind_mm(struct device *dev, int pasid) BUG(); } -static int intel_svm_is_pasid_valid(struct device *dev, int pasid) +static inline int intel_svm_is_pasid_valid(struct device *dev, int pasid) { return -EINVAL; } -- 2.16.4