From 59bfe3ad924d00dc9c7a4363fcd3db36ea247988 Mon Sep 17 00:00:00 2001 From: "Dr. David Alan Gilbert" Date: Mon, 27 Jan 2020 19:00:59 +0100 Subject: [PATCH 028/116] virtiofsd: get/set features callbacks MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit RH-Author: Dr. David Alan Gilbert Message-id: <20200127190227.40942-25-dgilbert@redhat.com> Patchwork-id: 93478 O-Subject: [RHEL-AV-8.2 qemu-kvm PATCH 024/112] virtiofsd: get/set features callbacks Bugzilla: 1694164 RH-Acked-by: Philippe Mathieu-Daudé RH-Acked-by: Stefan Hajnoczi RH-Acked-by: Sergio Lopez Pascual From: "Dr. David Alan Gilbert" Add the get/set features callbacks. Signed-off-by: Dr. David Alan Gilbert Reviewed-by: Daniel P. Berrangé Signed-off-by: Dr. David Alan Gilbert (cherry picked from commit f2cef5fb9ae20136ca18d16328787b69b3abfa18) Signed-off-by: Miroslav Rezanina --- tools/virtiofsd/fuse_virtio.c | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) diff --git a/tools/virtiofsd/fuse_virtio.c b/tools/virtiofsd/fuse_virtio.c index 1928a20..4819e56 100644 --- a/tools/virtiofsd/fuse_virtio.c +++ b/tools/virtiofsd/fuse_virtio.c @@ -46,6 +46,17 @@ struct virtio_fs_config { uint32_t num_queues; }; +/* Callback from libvhost-user */ +static uint64_t fv_get_features(VuDev *dev) +{ + return 1ULL << VIRTIO_F_VERSION_1; +} + +/* Callback from libvhost-user */ +static void fv_set_features(VuDev *dev, uint64_t features) +{ +} + /* * Callback from libvhost-user if there's a new fd we're supposed to listen * to, typically a queue kick? @@ -78,7 +89,9 @@ static bool fv_queue_order(VuDev *dev, int qidx) } static const VuDevIface fv_iface = { - /* TODO: Add other callbacks */ + .get_features = fv_get_features, + .set_features = fv_set_features, + .queue_is_processed_in_order = fv_queue_order, }; -- 1.8.3.1