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authorEugenio Pérez <eperezma@redhat.com>2023-06-09 11:21:25 +0200
committerMichael S. Tsirkin <mst@redhat.com>2023-09-03 18:10:22 -0400
commit9f09fd6171fe8badef7875ab1642e67360bc5483 (patch)
tree7bf051cc6ec185a1d8bd27f3e43c4edfb7b2cda0
parent8b59b4da9b56ce2ec2dc7dc3ae544405553c2de0 (diff)
downloadlinux-9f09fd6171fe8badef7875ab1642e67360bc5483.tar.gz
vdpa: accept VHOST_BACKEND_F_ENABLE_AFTER_DRIVER_OK backend feature
Accepting VHOST_BACKEND_F_ENABLE_AFTER_DRIVER_OK backend feature if userland sets it. Signed-off-by: Eugenio Pérez <eperezma@redhat.com> Acked-by: Shannon Nelson <shannon.nelson@amd.com> Message-Id: <20230609092127.170673-3-eperezma@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
-rw-r--r--drivers/vhost/vdpa.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c
index b43e8680eee8d..bb5734323d7d1 100644
--- a/drivers/vhost/vdpa.c
+++ b/drivers/vhost/vdpa.c
@@ -680,7 +680,8 @@ static long vhost_vdpa_unlocked_ioctl(struct file *filep,
return -EFAULT;
if (features & ~(VHOST_VDPA_BACKEND_FEATURES |
BIT_ULL(VHOST_BACKEND_F_SUSPEND) |
- BIT_ULL(VHOST_BACKEND_F_RESUME)))
+ BIT_ULL(VHOST_BACKEND_F_RESUME) |
+ BIT_ULL(VHOST_BACKEND_F_ENABLE_AFTER_DRIVER_OK)))
return -EOPNOTSUPP;
if ((features & BIT_ULL(VHOST_BACKEND_F_SUSPEND)) &&
!vhost_vdpa_can_suspend(v))