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virtiofs: Fix feature negotiation (for 6.0) 

A 6.0 fix for feature negotiation on vhost-user.
 
 Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
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Merge remote-tracking branch 'remotes/dgilbert-gitlab/tags/pull-virtiofs-20210413' into staging

virtiofs: Fix feature negotiation (for 6.0)

A 6.0 fix for feature negotiation on vhost-user.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>

# gpg: Signature made Tue 13 Apr 2021 16:21:41 BST
# gpg:                using RSA key 45F5C71B4A0CB7FB977A9FA90516331EBC5BFDE7
# gpg: Good signature from "Dr. David Alan Gilbert (RH2) <dgilbert@redhat.com>" [full]
# Primary key fingerprint: 45F5 C71B 4A0C B7FB 977A  9FA9 0516 331E BC5B FDE7

* remotes/dgilbert-gitlab/tags/pull-virtiofs-20210413:
  vhost-user-fs: fix features handling

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2021-04-13 22:12:27 +01:00
parent db55d2c923 ace66791cd
commit 3ddb05dbf2
1 changed files with 16 additions and 4 deletions
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20
hw/virtio/vhost-user-fs.c
View File

@ -24,6 +24,17 @@
#include "monitor/monitor.h"
#include "sysemu/sysemu.h"
static const int user_feature_bits[] = {
VIRTIO_F_VERSION_1,
VIRTIO_RING_F_INDIRECT_DESC,
VIRTIO_RING_F_EVENT_IDX,
VIRTIO_F_NOTIFY_ON_EMPTY,
VIRTIO_F_RING_PACKED,
VIRTIO_F_IOMMU_PLATFORM,
VHOST_INVALID_FEATURE_BIT
};
static void vuf_get_config(VirtIODevice *vdev, uint8_t *config)
{
VHostUserFS *fs = VHOST_USER_FS(vdev);
@ -129,11 +140,12 @@ static void vuf_set_status(VirtIODevice *vdev, uint8_t status)
}
static uint64_t vuf_get_features(VirtIODevice *vdev,
uint64_t requested_features,
Error **errp)
uint64_t features,
Error **errp)
{
/* No feature bits used yet */
return requested_features;
VHostUserFS *fs = VHOST_USER_FS(vdev);
return vhost_get_features(&fs->vhost_dev, user_feature_bits, features);
}
static void vuf_handle_output(VirtIODevice *vdev, VirtQueue *vq)