From nobody Wed Nov 27 00:33:12 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 170301229512325.996012113513302; Tue, 19 Dec 2023 10:58:15 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rFfHY-0001ye-Lj; Tue, 19 Dec 2023 13:57:32 -0500 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 1rFfHW-0001yS-Vv for qemu-devel@nongnu.org; Tue, 19 Dec 2023 13:57:31 -0500 Received: from gandalf.ozlabs.org ([150.107.74.76]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rFfHU-0006zr-OJ for qemu-devel@nongnu.org; Tue, 19 Dec 2023 13:57:30 -0500 Received: from gandalf.ozlabs.org (gandalf.ozlabs.org [150.107.74.76]) by gandalf.ozlabs.org (Postfix) with ESMTP id 4SvmCT3sXNz4wcJ; Wed, 20 Dec 2023 05:57:25 +1100 (AEDT) Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 4SvmCN6SRSz4wx5; Wed, 20 Dec 2023 05:57:20 +1100 (AEDT) From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: qemu-devel@nongnu.org Cc: Eric Auger , Zhenzhong Duan , Peter Maydell , Richard Henderson , Nicholas Piggin , Harsh Prateek Bora , Thomas Huth , Eric Farman , Alex Williamson , Matthew Rosato , Yi Liu , Yi Sun , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Subject: [PULL 05/47] vfio/common: Move giommu_list in base container Date: Tue, 19 Dec 2023 19:56:01 +0100 Message-ID: <20231219185643.725448-6-clg@redhat.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20231219185643.725448-1-clg@redhat.com> References: <20231219185643.725448-1-clg@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=150.107.74.76; envelope-from=SRS0=7/MV=H6=redhat.com=clg@ozlabs.org; helo=gandalf.ozlabs.org X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.25, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1703012297731100007 From: Eric Auger Move the giommu_list field in the base container and store the base container in the VFIOGuestIOMMU. No functional change intended. Signed-off-by: Eric Auger Signed-off-by: Yi Liu Signed-off-by: Yi Sun Signed-off-by: Zhenzhong Duan Reviewed-by: C=C3=A9dric Le Goater Signed-off-by: C=C3=A9dric Le Goater --- include/hw/vfio/vfio-common.h | 9 --------- include/hw/vfio/vfio-container-base.h | 9 +++++++++ hw/vfio/common.c | 17 +++++++++++------ hw/vfio/container-base.c | 9 +++++++++ hw/vfio/container.c | 8 -------- 5 files changed, 29 insertions(+), 23 deletions(-) diff --git a/include/hw/vfio/vfio-common.h b/include/hw/vfio/vfio-common.h index 24a26345e5aa6094706dcf1301eeaf44ac91840d..6be082b8f20c2dfa28dbed85c34= 3667ea20e2b73 100644 --- a/include/hw/vfio/vfio-common.h +++ b/include/hw/vfio/vfio-common.h @@ -95,7 +95,6 @@ typedef struct VFIOContainer { uint64_t max_dirty_bitmap_size; unsigned long pgsizes; unsigned int dma_max_mappings; - QLIST_HEAD(, VFIOGuestIOMMU) giommu_list; QLIST_HEAD(, VFIOHostDMAWindow) hostwin_list; QLIST_HEAD(, VFIOGroup) group_list; QLIST_HEAD(, VFIORamDiscardListener) vrdl_list; @@ -104,14 +103,6 @@ typedef struct VFIOContainer { GList *iova_ranges; } VFIOContainer; =20 -typedef struct VFIOGuestIOMMU { - VFIOContainer *container; - IOMMUMemoryRegion *iommu_mr; - hwaddr iommu_offset; - IOMMUNotifier n; - QLIST_ENTRY(VFIOGuestIOMMU) giommu_next; -} VFIOGuestIOMMU; - typedef struct VFIORamDiscardListener { VFIOContainer *container; MemoryRegion *mr; diff --git a/include/hw/vfio/vfio-container-base.h b/include/hw/vfio/vfio-c= ontainer-base.h index 577f52ccbc0e6d3b48d733c3bec0c1a2435d3e32..a11aec575544d7a4f29c0e33200= ed962568372cf 100644 --- a/include/hw/vfio/vfio-container-base.h +++ b/include/hw/vfio/vfio-container-base.h @@ -29,8 +29,17 @@ typedef struct { */ typedef struct VFIOContainerBase { const VFIOIOMMUOps *ops; + QLIST_HEAD(, VFIOGuestIOMMU) giommu_list; } VFIOContainerBase; =20 +typedef struct VFIOGuestIOMMU { + VFIOContainerBase *bcontainer; + IOMMUMemoryRegion *iommu_mr; + hwaddr iommu_offset; + IOMMUNotifier n; + QLIST_ENTRY(VFIOGuestIOMMU) giommu_next; +} VFIOGuestIOMMU; + int vfio_container_dma_map(VFIOContainerBase *bcontainer, hwaddr iova, ram_addr_t size, void *vaddr, bool readonly); diff --git a/hw/vfio/common.c b/hw/vfio/common.c index e610771888491c8cd19883cdf91ad1589c843e27..43580bcc43c72336a50b002e17f= 4415035aa8798 100644 --- a/hw/vfio/common.c +++ b/hw/vfio/common.c @@ -292,7 +292,7 @@ static bool vfio_get_xlat_addr(IOMMUTLBEntry *iotlb, vo= id **vaddr, static void vfio_iommu_map_notify(IOMMUNotifier *n, IOMMUTLBEntry *iotlb) { VFIOGuestIOMMU *giommu =3D container_of(n, VFIOGuestIOMMU, n); - VFIOContainerBase *bcontainer =3D &giommu->container->bcontainer; + VFIOContainerBase *bcontainer =3D giommu->bcontainer; hwaddr iova =3D iotlb->iova + giommu->iommu_offset; void *vaddr; int ret; @@ -569,6 +569,7 @@ static void vfio_listener_region_add(MemoryListener *li= stener, MemoryRegionSection *section) { VFIOContainer *container =3D container_of(listener, VFIOContainer, lis= tener); + VFIOContainerBase *bcontainer =3D &container->bcontainer; hwaddr iova, end; Int128 llend, llsize; void *vaddr; @@ -612,7 +613,7 @@ static void vfio_listener_region_add(MemoryListener *li= stener, giommu->iommu_mr =3D iommu_mr; giommu->iommu_offset =3D section->offset_within_address_space - section->offset_within_region; - giommu->container =3D container; + giommu->bcontainer =3D bcontainer; llend =3D int128_add(int128_make64(section->offset_within_region), section->size); llend =3D int128_sub(llend, int128_one()); @@ -647,7 +648,7 @@ static void vfio_listener_region_add(MemoryListener *li= stener, g_free(giommu); goto fail; } - QLIST_INSERT_HEAD(&container->giommu_list, giommu, giommu_next); + QLIST_INSERT_HEAD(&bcontainer->giommu_list, giommu, giommu_next); memory_region_iommu_replay(giommu->iommu_mr, &giommu->n); =20 return; @@ -732,6 +733,7 @@ static void vfio_listener_region_del(MemoryListener *li= stener, MemoryRegionSection *section) { VFIOContainer *container =3D container_of(listener, VFIOContainer, lis= tener); + VFIOContainerBase *bcontainer =3D &container->bcontainer; hwaddr iova, end; Int128 llend, llsize; int ret; @@ -744,7 +746,7 @@ static void vfio_listener_region_del(MemoryListener *li= stener, if (memory_region_is_iommu(section->mr)) { VFIOGuestIOMMU *giommu; =20 - QLIST_FOREACH(giommu, &container->giommu_list, giommu_next) { + QLIST_FOREACH(giommu, &bcontainer->giommu_list, giommu_next) { if (MEMORY_REGION(giommu->iommu_mr) =3D=3D section->mr && giommu->n.start =3D=3D section->offset_within_region) { memory_region_unregister_iommu_notifier(section->mr, @@ -1206,7 +1208,9 @@ static void vfio_iommu_map_dirty_notify(IOMMUNotifier= *n, IOMMUTLBEntry *iotlb) vfio_giommu_dirty_notifier *gdn =3D container_of(n, vfio_giommu_dirty_notifier= , n); VFIOGuestIOMMU *giommu =3D gdn->giommu; - VFIOContainer *container =3D giommu->container; + VFIOContainerBase *bcontainer =3D giommu->bcontainer; + VFIOContainer *container =3D container_of(bcontainer, VFIOContainer, + bcontainer); hwaddr iova =3D iotlb->iova + giommu->iommu_offset; ram_addr_t translated_addr; int ret =3D -EINVAL; @@ -1284,12 +1288,13 @@ static int vfio_sync_ram_discard_listener_dirty_bit= map(VFIOContainer *container, static int vfio_sync_dirty_bitmap(VFIOContainer *container, MemoryRegionSection *section) { + VFIOContainerBase *bcontainer =3D &container->bcontainer; ram_addr_t ram_addr; =20 if (memory_region_is_iommu(section->mr)) { VFIOGuestIOMMU *giommu; =20 - QLIST_FOREACH(giommu, &container->giommu_list, giommu_next) { + QLIST_FOREACH(giommu, &bcontainer->giommu_list, giommu_next) { if (MEMORY_REGION(giommu->iommu_mr) =3D=3D section->mr && giommu->n.start =3D=3D section->offset_within_region) { Int128 llend; diff --git a/hw/vfio/container-base.c b/hw/vfio/container-base.c index e929435751d3bef179218f667f48e0419c352df4..20bcb9669a6122f951119c025b9= 950854c53f88e 100644 --- a/hw/vfio/container-base.c +++ b/hw/vfio/container-base.c @@ -34,8 +34,17 @@ int vfio_container_dma_unmap(VFIOContainerBase *bcontain= er, void vfio_container_init(VFIOContainerBase *bcontainer, const VFIOIOMMUOps= *ops) { bcontainer->ops =3D ops; + QLIST_INIT(&bcontainer->giommu_list); } =20 void vfio_container_destroy(VFIOContainerBase *bcontainer) { + VFIOGuestIOMMU *giommu, *tmp; + + QLIST_FOREACH_SAFE(giommu, &bcontainer->giommu_list, giommu_next, tmp)= { + memory_region_unregister_iommu_notifier( + MEMORY_REGION(giommu->iommu_mr), &giommu->n); + QLIST_REMOVE(giommu, giommu_next); + g_free(giommu); + } } diff --git a/hw/vfio/container.c b/hw/vfio/container.c index 32a0251dd1673ef9f47f8a0db9f7dd113841b7d8..133d3c8f5c08e6476cebb3c707e= bd115a068af2d 100644 --- a/hw/vfio/container.c +++ b/hw/vfio/container.c @@ -556,7 +556,6 @@ static int vfio_connect_container(VFIOGroup *group, Add= ressSpace *as, container->dirty_pages_supported =3D false; container->dma_max_mappings =3D 0; container->iova_ranges =3D NULL; - QLIST_INIT(&container->giommu_list); QLIST_INIT(&container->vrdl_list); bcontainer =3D &container->bcontainer; vfio_container_init(bcontainer, &vfio_legacy_ops); @@ -686,16 +685,9 @@ static void vfio_disconnect_container(VFIOGroup *group) =20 if (QLIST_EMPTY(&container->group_list)) { VFIOAddressSpace *space =3D container->space; - VFIOGuestIOMMU *giommu, *tmp; =20 QLIST_REMOVE(container, next); =20 - QLIST_FOREACH_SAFE(giommu, &container->giommu_list, giommu_next, t= mp) { - memory_region_unregister_iommu_notifier( - MEMORY_REGION(giommu->iommu_mr), &giommu->n); - QLIST_REMOVE(giommu, giommu_next); - g_free(giommu); - } vfio_container_destroy(bcontainer); =20 trace_vfio_disconnect_container(container->fd); --=20 2.43.0