From patchwork Mon Jun 24 21:24:44 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?C=C3=A9dric_Le_Goater?= X-Patchwork-Id: 13710136 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id F2E8AC2BD09 for ; Mon, 24 Jun 2024 21:26:58 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sLrCs-0005Yt-Gg; Mon, 24 Jun 2024 17:26:34 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sLrCg-0004bf-Vk for qemu-devel@nongnu.org; Mon, 24 Jun 2024 17:26:23 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sLrCe-0006m9-R0 for qemu-devel@nongnu.org; Mon, 24 Jun 2024 17:26:22 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1719264380; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=k2qATLNcNBu0tdZy+mmIA1IhZk80F7fErwBqOXKDazE=; b=YJ/dvULnlhyxAKs3fYvJKnFlIKfH/f4LJ9Mv0ZZ6NRjzN3q29Spav5b4blKP2Q3EvMBV41 SI5qDRy/FoNzWUPd0sSEFADVk9R6R+xxOvEWF80V7FfeeYoO1yCcBOUvYxflvRJWnA10uE rGWgCPnmw3EoHhtzHt1PUXAlwhBGcB0= Received: from mx-prod-mc-04.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-641-4Te833OYOTSj5AgJ_HkCHQ-1; Mon, 24 Jun 2024 17:26:18 -0400 X-MC-Unique: 4Te833OYOTSj5AgJ_HkCHQ-1 Received: from mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.17]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-04.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 7627319560BD; Mon, 24 Jun 2024 21:26:17 +0000 (UTC) Received: from corto.redhat.com (unknown [10.39.192.49]) by mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 7F9281956051; Mon, 24 Jun 2024 21:26:15 +0000 (UTC) From: =?utf-8?q?C=C3=A9dric_Le_Goater?= To: qemu-devel@nongnu.org Cc: Alex Williamson , =?utf-8?q?C=C3=A9dric_Le_G?= =?utf-8?q?oater?= , Zhenzhong Duan , Eric Auger Subject: [PULL 30/42] vfio/container: Introduce vfio_address_space_insert() Date: Mon, 24 Jun 2024 23:24:44 +0200 Message-ID: <20240624212456.350919-31-clg@redhat.com> In-Reply-To: <20240624212456.350919-1-clg@redhat.com> References: <20240624212456.350919-1-clg@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 Received-SPF: pass client-ip=170.10.129.124; envelope-from=clg@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: 10 X-Spam_score: 1.0 X-Spam_bar: + X-Spam_report: (1.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.207, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_SBL_CSS=3.335, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org It prepares ground for a future change initializing the 'space' pointer of VFIOContainerBase. The goal is to replace vfio_container_init() by an .instance_init() handler when VFIOContainerBase is QOMified. Reviewed-by: Zhenzhong Duan Reviewed-by: Eric Auger Tested-by: Eric Auger Signed-off-by: Cédric Le Goater --- include/hw/vfio/vfio-common.h | 2 ++ hw/vfio/common.c | 6 ++++++ hw/vfio/container.c | 2 +- hw/vfio/iommufd.c | 2 +- 4 files changed, 10 insertions(+), 2 deletions(-) diff --git a/include/hw/vfio/vfio-common.h b/include/hw/vfio/vfio-common.h index c19572f90b277193491020af28e8b5587f15bfd1..825d80130bd435fe50830c8ae5b7905d18104dd6 100644 --- a/include/hw/vfio/vfio-common.h +++ b/include/hw/vfio/vfio-common.h @@ -206,6 +206,8 @@ typedef struct VFIODisplay { VFIOAddressSpace *vfio_get_address_space(AddressSpace *as); void vfio_put_address_space(VFIOAddressSpace *space); +void vfio_address_space_insert(VFIOAddressSpace *space, + VFIOContainerBase *bcontainer); void vfio_disable_irqindex(VFIODevice *vbasedev, int index); void vfio_unmask_single_irqindex(VFIODevice *vbasedev, int index); diff --git a/hw/vfio/common.c b/hw/vfio/common.c index f28641bad5cf4b71fcdc0a6c9d42b24c8d786248..8cdf26c6f5a490cfa02bdf1087a91948709aaa33 100644 --- a/hw/vfio/common.c +++ b/hw/vfio/common.c @@ -1508,6 +1508,12 @@ void vfio_put_address_space(VFIOAddressSpace *space) } } +void vfio_address_space_insert(VFIOAddressSpace *space, + VFIOContainerBase *bcontainer) +{ + QLIST_INSERT_HEAD(&space->containers, bcontainer, next); +} + struct vfio_device_info *vfio_get_device_info(int fd) { struct vfio_device_info *info; diff --git a/hw/vfio/container.c b/hw/vfio/container.c index c48749c089a67ee4d0e6b8dd975562e2938500cd..0237c216987ff64a6d11bef8688bb000d93a7f09 100644 --- a/hw/vfio/container.c +++ b/hw/vfio/container.c @@ -637,7 +637,7 @@ static bool vfio_connect_container(VFIOGroup *group, AddressSpace *as, vfio_kvm_device_add_group(group); QLIST_INIT(&container->group_list); - QLIST_INSERT_HEAD(&space->containers, bcontainer, next); + vfio_address_space_insert(space, bcontainer); group->container = container; QLIST_INSERT_HEAD(&container->group_list, group, container_next); diff --git a/hw/vfio/iommufd.c b/hw/vfio/iommufd.c index e502081c2ad9eda31769176f875fef60a77e2b43..9f8f33e383a38827ceca0f73cb77f5ca6b123198 100644 --- a/hw/vfio/iommufd.c +++ b/hw/vfio/iommufd.c @@ -358,7 +358,7 @@ static bool iommufd_cdev_attach(const char *name, VFIODevice *vbasedev, bcontainer = &container->bcontainer; vfio_container_init(bcontainer, space, iommufd_vioc); - QLIST_INSERT_HEAD(&space->containers, bcontainer, next); + vfio_address_space_insert(space, bcontainer); if (!iommufd_cdev_attach_container(vbasedev, container, errp)) { goto err_attach_container;