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From 7e8d64b3c21f606dd0b030f324b098444d489bc3 Mon Sep 17 00:00:00 2001
From: Yan Wang <wangyan122@huawei.com>
Date: Fri, 1 Sep 2023 17:19:26 +0800
Subject: [PATCH] vsock: diable VIRTIO_F_ACCESS_PLATFORM feature
Currently, we don't support VIRTIO_F_ACCESS_PLATFORM feature.
So, disable it.
Signed-off-by: Yan Wang <wangyan122@huawei.com>
---
virtio/src/vhost/kernel/vsock.rs | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/virtio/src/vhost/kernel/vsock.rs b/virtio/src/vhost/kernel/vsock.rs
index 17bc342..2b05fd0 100644
--- a/virtio/src/vhost/kernel/vsock.rs
+++ b/virtio/src/vhost/kernel/vsock.rs
@@ -30,7 +30,8 @@ use crate::VirtioError;
use anyhow::{anyhow, bail, Context, Result};
use super::super::super::{
- Queue, VirtioDevice, VirtioInterrupt, VirtioInterruptType, VIRTIO_TYPE_VSOCK,
+ Queue, VirtioDevice, VirtioInterrupt, VirtioInterruptType, VIRTIO_F_ACCESS_PLATFORM,
+ VIRTIO_TYPE_VSOCK,
};
use super::super::{VhostNotify, VhostOps};
use super::{VhostBackend, VhostIoHandler, VHOST_VSOCK_SET_GUEST_CID, VHOST_VSOCK_SET_RUNNING};
@@ -174,9 +175,10 @@ impl VirtioDevice for Vsock {
backend
.set_owner()
.with_context(|| "Failed to set owner for vsock")?;
- self.state.device_features = backend
+ let features = backend
.get_features()
.with_context(|| "Failed to get features for vsock")?;
+ self.state.device_features = features & !(1_u64 << VIRTIO_F_ACCESS_PLATFORM);
self.backend = Some(backend);
Ok(())
--
2.34.1
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