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