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From 28ab6c187224be79fe02fb1b5037d1c0b300a778 Mon Sep 17 00:00:00 2001
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From: Kevin Wolf <kwolf@redhat.com>
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Date: Mon, 12 Jul 2021 10:22:29 -0400
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Subject: [PATCH 09/43] vhost-user-blk: Get more feature flags from vhost
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device
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RH-Author: Miroslav Rezanina <mrezanin@redhat.com>
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RH-Bugzilla: 1957194
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VIRTIO_F_RING_PACKED and VIRTIO_F_IOMMU_PLATFORM need to be supported by
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the vhost device, otherwise advertising it to the guest doesn't result
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in a working configuration. They are currently not supported by the
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vhost-user-blk export in QEMU.
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Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=1935020
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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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Acked-by: Raphael Norwitz <raphael.norwitz@nutanix.com>
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Message-Id: <20210429171316.162022-5-kwolf@redhat.com>
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Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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(cherry picked from commit 7556a320c98812ca6648b707393f4513387faf73)
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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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Signed-off-by: Danilo C. L. de Paula <ddepaula@redhat.com>
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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hw/block/vhost-user-blk.c | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/hw/block/vhost-user-blk.c b/hw/block/vhost-user-blk.c
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index f3a45af97c..c7e502f4c7 100644
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--- a/hw/block/vhost-user-blk.c
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+++ b/hw/block/vhost-user-blk.c
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@@ -47,6 +47,8 @@ static const int user_feature_bits[] = {
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VIRTIO_RING_F_INDIRECT_DESC,
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VIRTIO_RING_F_EVENT_IDX,
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VIRTIO_F_NOTIFY_ON_EMPTY,
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+ VIRTIO_F_RING_PACKED,
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+ VIRTIO_F_IOMMU_PLATFORM,
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VHOST_INVALID_FEATURE_BIT
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};
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--
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2.27.0
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