[PATCH vhost v4 05/15] vdpa: Accept VHOST_BACKEND_F_CHANGEABLE_VQ_STATE_IN_SUSPEND backend feature

Dragos Tatulea
2023-12-19T18:09:49Z

If userland sets this feature, allow it.

Signed-off-by: Dragos Tatulea <dtatulea@nvidia.com>
Suggested-by: Eugenio Pérez <eperezma@redhat.com>
---
drivers/vhost/vdpa.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c
index 2250fcd90e5b..b4e8ddf86485 100644
--- a/drivers/vhost/vdpa.c
+++ b/drivers/vhost/vdpa.c
@@ -750,6 +750,7 @@ static long vhost_vdpa_unlocked_ioctl(struct file *filep,
BIT_ULL(VHOST_BACKEND_F_SUSPEND) |
BIT_ULL(VHOST_BACKEND_F_RESUME) |
BIT_ULL(VHOST_BACKEND_F_CHANGEABLE_VQ_ADDR_IN_SUSPEND) |
+ BIT_ULL(VHOST_BACKEND_F_CHANGEABLE_VQ_STATE_IN_SUSPEND) |
BIT_ULL(VHOST_BACKEND_F_ENABLE_AFTER_DRIVER_OK)))
return -EOPNOTSUPP;
if ((features & BIT_ULL(VHOST_BACKEND_F_SUSPEND)) &&
--
2.43.0