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=-12.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT 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 2D57FC433E1 for ; Thu, 20 Aug 2020 09:46:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 055C922D00 for ; Thu, 20 Aug 2020 09:46:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597916769; bh=olZ68WhNvG83HX80HgxGvok04QTPvwlYFeyVJu0yG0Y=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=lIzshtm7ZbuatV4Nwtly867X0yhCfPlV1g4EGmMnjjvBIwxh6jMWM9ueNzMd0fB9O QY9MHV8i7ymoxbtRl4Egc0PnYl+TmTezCnUgLV+3vdv9VuJ8EtgHeLA8HAruw+MgQ5 nQThFnpp/jGA/+u+XnEkwMOyVazQc3Ly6ea0khAM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729163AbgHTJqC (ORCPT ); Thu, 20 Aug 2020 05:46:02 -0400 Received: from mail.kernel.org ([198.145.29.99]:38576 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729170AbgHTJmk (ORCPT ); Thu, 20 Aug 2020 05:42:40 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id E5B0322CA1; Thu, 20 Aug 2020 09:42:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597916558; bh=olZ68WhNvG83HX80HgxGvok04QTPvwlYFeyVJu0yG0Y=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=M3zV1X/1jcFzjPsGYix8cSdbATwWBFjxkyHMPOKab0I1hoBA2BdDqkEzAku7Y94eD FmLwVud1JBIGpSPtJHHaNjIYkiYKlO8gxHg7oVO9SDGtVrJOgn1TBlZfcTPIT94V1A wGs+tOje1mxtZoEjOA3xN/x9UEVgxwjQ9ryHRkDE= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, kernel test robot , Krzysztof Kozlowski , Heiko Carstens , Sasha Levin Subject: [PATCH 5.7 171/204] s390/Kconfig: add missing ZCRYPT dependency to VFIO_AP Date: Thu, 20 Aug 2020 11:21:08 +0200 Message-Id: <20200820091614.748444536@linuxfoundation.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200820091606.194320503@linuxfoundation.org> References: <20200820091606.194320503@linuxfoundation.org> User-Agent: quilt/0.66 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: Krzysztof Kozlowski [ Upstream commit 929a343b858612100cb09443a8aaa20d4a4706d3 ] The VFIO_AP uses ap_driver_register() (and deregister) functions implemented in ap_bus.c (compiled into ap.o). However the ap.o will be built only if CONFIG_ZCRYPT is selected. This was not visible before commit e93a1695d7fb ("iommu: Enable compile testing for some of drivers") because the CONFIG_VFIO_AP depends on CONFIG_S390_AP_IOMMU which depends on the missing CONFIG_ZCRYPT. After adding COMPILE_TEST, it is possible to select a configuration with VFIO_AP and S390_AP_IOMMU but without the ZCRYPT. Add proper dependency to the VFIO_AP to fix build errors: ERROR: modpost: "ap_driver_register" [drivers/s390/crypto/vfio_ap.ko] undefined! ERROR: modpost: "ap_driver_unregister" [drivers/s390/crypto/vfio_ap.ko] undefined! Reported-by: kernel test robot Fixes: e93a1695d7fb ("iommu: Enable compile testing for some of drivers") Signed-off-by: Krzysztof Kozlowski Signed-off-by: Heiko Carstens Signed-off-by: Sasha Levin --- arch/s390/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index ae01be202204b..03e491c103e76 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -769,6 +769,7 @@ config VFIO_AP def_tristate n prompt "VFIO support for AP devices" depends on S390_AP_IOMMU && VFIO_MDEV_DEVICE && KVM + depends on ZCRYPT help This driver grants access to Adjunct Processor (AP) devices via the VFIO mediated device interface. -- 2.25.1