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Tsirkin" , Jason Wang , Zhu Lingshan , Si-Wei Liu , Cindy Lu Subject: [RFC PATCH 1/3] virtio_net: export virtio_net_guest_offloads_by_features Date: Fri, 25 Nov 2022 15:38:57 +0100 Message-Id: <20221125143859.2211494-2-eperezma@redhat.com> In-Reply-To: <20221125143859.2211494-1-eperezma@redhat.com> References: <20221125143859.2211494-1-eperezma@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.1 on 10.11.54.4 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=170.10.129.124; envelope-from=eperezma@redhat.com; helo=us-smtp-delivery-124.mimecast.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, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, 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 @redhat.com) X-ZM-MESSAGEID: 1669387184858100001 vdpa NIC can use it to know if it needs to restore guest offloads at startup / migration. Signed-off-by: Eugenio P=C3=A9rez --- include/hw/virtio/virtio-net.h | 1 + hw/net/virtio-net.c | 2 +- 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/include/hw/virtio/virtio-net.h b/include/hw/virtio/virtio-net.h index ef234ffe7e..491eafef16 100644 --- a/include/hw/virtio/virtio-net.h +++ b/include/hw/virtio/virtio-net.h @@ -221,6 +221,7 @@ struct VirtIONet { struct EBPFRSSContext ebpf_rss; }; =20 +uint64_t virtio_net_guest_offloads_by_features(uint32_t features); size_t virtio_net_handle_ctrl_iov(VirtIODevice *vdev, const struct iovec *in_sg, unsigned in_n= um, const struct iovec *out_sg, diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c index aba12759d5..87eb086dee 100644 --- a/hw/net/virtio-net.c +++ b/hw/net/virtio-net.c @@ -845,7 +845,7 @@ static void virtio_net_apply_guest_offloads(VirtIONet *= n) !!(n->curr_guest_offloads & (1ULL << VIRTIO_NET_F_GUEST_UFO))); } =20 -static uint64_t virtio_net_guest_offloads_by_features(uint32_t features) +uint64_t virtio_net_guest_offloads_by_features(uint32_t features) { static const uint64_t guest_offloads_mask =3D (1ULL << VIRTIO_NET_F_GUEST_CSUM) | --=20 2.31.1