From patchwork Sat Sep 23 17:05:35 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cindy Lu X-Patchwork-Id: 13396850 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 73BA71F934 for ; Sat, 23 Sep 2023 17:06:02 +0000 (UTC) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5FB1A193 for ; Sat, 23 Sep 2023 10:06:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1695488760; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=7UcKrjqyQxxSyECaK74/D93KIs/IAtnu5JgrP6RvkC4=; b=JhPqdlYcRqGSlQHH4iK5Xc2dqPKURI9ULjR8vzvkej4D0l3jCyfcFfS7ANst11qKlmwWG1 Z+ePSAG/UUpnPvnBz7XKqshH2kqb4y1cqLqceCuhj1c5uZBX2UTTioZAChxqOvkdPPRNrv IDt8pBrf8D5h1Rl1KOCHMK8+J4Enwa8= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-609-toftKyUmOkqGbn7mW2VNZw-1; Sat, 23 Sep 2023 13:05:55 -0400 X-MC-Unique: toftKyUmOkqGbn7mW2VNZw-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 62F22185A790; Sat, 23 Sep 2023 17:05:54 +0000 (UTC) Received: from server.redhat.com (unknown [10.72.112.11]) by smtp.corp.redhat.com (Postfix) with ESMTP id 3C91F2026D4B; Sat, 23 Sep 2023 17:05:50 +0000 (UTC) From: Cindy Lu To: lulu@redhat.com, jasowang@redhat.com, mst@redhat.com, yi.l.liu@intel.com, jgg@nvidia.com, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org Subject: [RFC 2/7] Kconfig: Add the new file vhost/iommufd Date: Sun, 24 Sep 2023 01:05:35 +0800 Message-Id: <20230923170540.1447301-3-lulu@redhat.com> In-Reply-To: <20230923170540.1447301-1-lulu@redhat.com> References: <20230923170540.1447301-1-lulu@redhat.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.4 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H4,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net X-Patchwork-State: RFC Change the makefile and Kconfig, to add the new file vhost/iommufd.c Signed-off-by: Cindy Lu --- drivers/vhost/Kconfig | 1 + drivers/vhost/Makefile | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/vhost/Kconfig b/drivers/vhost/Kconfig index 587fbae06182..c54cea6c03f0 100644 --- a/drivers/vhost/Kconfig +++ b/drivers/vhost/Kconfig @@ -67,6 +67,7 @@ config VHOST_VDPA select VHOST select IRQ_BYPASS_MANAGER depends on VDPA + depends on IOMMUFD || !IOMMUFD help This kernel module can be loaded in host kernel to accelerate guest virtio devices with the vDPA-based backends. diff --git a/drivers/vhost/Makefile b/drivers/vhost/Makefile index f3e1897cce85..cda7f6b7f8da 100644 --- a/drivers/vhost/Makefile +++ b/drivers/vhost/Makefile @@ -12,6 +12,7 @@ obj-$(CONFIG_VHOST_RING) += vringh.o obj-$(CONFIG_VHOST_VDPA) += vhost_vdpa.o vhost_vdpa-y := vdpa.o +vhost_vdpa-$(CONFIG_IOMMUFD) += iommufd.o obj-$(CONFIG_VHOST) += vhost.o