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a="372563459" X-IronPort-AV: E=Sophos;i="6.03,253,1694761200"; d="scan'208";a="372563459" X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.03,253,1694761200"; d="scan'208";a="463695" From: Zhenzhong Duan To: qemu-devel@nongnu.org Cc: alex.williamson@redhat.com, clg@redhat.com, jgg@nvidia.com, nicolinc@nvidia.com, joao.m.martins@oracle.com, eric.auger@redhat.com, peterx@redhat.com, jasowang@redhat.com, kevin.tian@intel.com, yi.l.liu@intel.com, yi.y.sun@intel.com, chao.p.peng@intel.com, Yi Sun , Zhenzhong Duan Subject: [PATCH v3 16/37] vfio/container: Move dirty_pgsizes and max_dirty_bitmap_size to base container Date: Thu, 26 Oct 2023 18:30:43 +0800 Message-Id: <20231026103104.1686921-17-zhenzhong.duan@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231026103104.1686921-1-zhenzhong.duan@intel.com> References: <20231026103104.1686921-1-zhenzhong.duan@intel.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=134.134.136.126; envelope-from=zhenzhong.duan@intel.com; helo=mgamail.intel.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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-ZohoMail-DKIM: pass (identity @intel.com) X-ZM-MESSAGEID: 1698317408731100003 From: Eric Auger No functional change intended. Signed-off-by: Eric Auger Signed-off-by: Yi Liu Signed-off-by: Yi Sun Signed-off-by: Zhenzhong Duan Signed-off-by: C=C3=A9dric Le Goater Reviewed-by: C=C3=A9dric Le Goater --- include/hw/vfio/vfio-common.h | 2 -- include/hw/vfio/vfio-container-base.h | 2 ++ hw/vfio/container.c | 11 ++++++----- 3 files changed, 8 insertions(+), 7 deletions(-) diff --git a/include/hw/vfio/vfio-common.h b/include/hw/vfio/vfio-common.h index 56452018a9..423ab2436c 100644 --- a/include/hw/vfio/vfio-common.h +++ b/include/hw/vfio/vfio-common.h @@ -80,8 +80,6 @@ typedef struct VFIOContainer { int fd; /* /dev/vfio/vfio, empowered by the attached groups */ MemoryListener prereg_listener; unsigned iommu_type; - uint64_t dirty_pgsizes; - uint64_t max_dirty_bitmap_size; QLIST_HEAD(, VFIOHostDMAWindow) hostwin_list; QLIST_HEAD(, VFIOGroup) group_list; GList *iova_ranges; diff --git a/include/hw/vfio/vfio-container-base.h b/include/hw/vfio/vfio-c= ontainer-base.h index 89642e6b45..526d23acfd 100644 --- a/include/hw/vfio/vfio-container-base.h +++ b/include/hw/vfio/vfio-container-base.h @@ -53,6 +53,8 @@ typedef struct VFIOContainerBase { MemoryListener listener; Error *error; bool initialized; + uint64_t dirty_pgsizes; + uint64_t max_dirty_bitmap_size; unsigned long pgsizes; unsigned int dma_max_mappings; bool dirty_pages_supported; diff --git a/hw/vfio/container.c b/hw/vfio/container.c index b8f36f56d2..68dc6d240f 100644 --- a/hw/vfio/container.c +++ b/hw/vfio/container.c @@ -64,6 +64,7 @@ static int vfio_dma_unmap_bitmap(VFIOContainer *container, hwaddr iova, ram_addr_t size, IOMMUTLBEntry *iotlb) { + VFIOContainerBase *bcontainer =3D &container->bcontainer; struct vfio_iommu_type1_dma_unmap *unmap; struct vfio_bitmap *bitmap; VFIOBitmap vbmap; @@ -91,7 +92,7 @@ static int vfio_dma_unmap_bitmap(VFIOContainer *container, bitmap->size =3D vbmap.size; bitmap->data =3D (__u64 *)vbmap.bitmap; =20 - if (vbmap.size > container->max_dirty_bitmap_size) { + if (vbmap.size > bcontainer->max_dirty_bitmap_size) { error_report("UNMAP: Size of bitmap too big 0x%"PRIx64, vbmap.size= ); ret =3D -E2BIG; goto unmap_exit; @@ -131,7 +132,7 @@ static int vfio_legacy_dma_unmap(VFIOContainerBase *bco= ntainer, hwaddr iova, =20 if (iotlb && vfio_devices_all_running_and_mig_active(bcontainer)) { if (!vfio_devices_all_device_dirty_tracking(bcontainer) && - container->bcontainer.dirty_pages_supported) { + bcontainer->dirty_pages_supported) { return vfio_dma_unmap_bitmap(container, iova, size, iotlb); } =20 @@ -154,7 +155,7 @@ static int vfio_legacy_dma_unmap(VFIOContainerBase *bco= ntainer, hwaddr iova, if (errno =3D=3D EINVAL && unmap.size && !(unmap.iova + unmap.size= ) && container->iommu_type =3D=3D VFIO_TYPE1v2_IOMMU) { trace_vfio_legacy_dma_unmap_overflow_workaround(); - unmap.size -=3D 1ULL << ctz64(container->bcontainer.pgsizes); + unmap.size -=3D 1ULL << ctz64(bcontainer->pgsizes); continue; } error_report("VFIO_UNMAP_DMA failed: %s", strerror(errno)); @@ -469,8 +470,8 @@ static void vfio_get_iommu_info_migration(VFIOContainer= *container, */ if (cap_mig->pgsize_bitmap & qemu_real_host_page_size()) { bcontainer->dirty_pages_supported =3D true; - container->max_dirty_bitmap_size =3D cap_mig->max_dirty_bitmap_siz= e; - container->dirty_pgsizes =3D cap_mig->pgsize_bitmap; + bcontainer->max_dirty_bitmap_size =3D cap_mig->max_dirty_bitmap_si= ze; + bcontainer->dirty_pgsizes =3D cap_mig->pgsize_bitmap; } } =20 --=20 2.34.1