| Message ID | 20210408091047.4269-5-elic@nvidia.com (mailing list archive) |
|---|---|
| State | Awaiting Upstream |
| Delegated to: | Netdev Maintainers |
| Headers | show |
| Series | VDPA mlx5 fixes | expand |
| Context | Check | Description |
|---|---|---|
| netdev/tree_selection | success | Not a local patch |
在 2021/4/8 下午5:10, Eli Cohen 写道: > VIRTIO_F_VERSION_1 is a bit number. Use BIT_ULL() with mask > conditionals. > > Also, in mlx5_vdpa_is_little_endian() use BIT_ULL for consistency with > the rest of the code. > > Fixes: 1a86b377aa21 ("vdpa/mlx5: Add VDPA driver for supported mlx5 devices") > Signed-off-by: Eli Cohen <elic@nvidia.com> Acked-by: Jason Wang <jasowang@redhat.com> > --- > drivers/vdpa/mlx5/net/mlx5_vnet.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c > index a49ebb250253..6fe61fc57790 100644 > --- a/drivers/vdpa/mlx5/net/mlx5_vnet.c > +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c > @@ -820,7 +820,7 @@ static int create_virtqueue(struct mlx5_vdpa_net *ndev, struct mlx5_vdpa_virtque > MLX5_SET(virtio_q, vq_ctx, event_qpn_or_msix, mvq->fwqp.mqp.qpn); > MLX5_SET(virtio_q, vq_ctx, queue_size, mvq->num_ent); > MLX5_SET(virtio_q, vq_ctx, virtio_version_1_0, > - !!(ndev->mvdev.actual_features & VIRTIO_F_VERSION_1)); > + !!(ndev->mvdev.actual_features & BIT_ULL(VIRTIO_F_VERSION_1))); > MLX5_SET64(virtio_q, vq_ctx, desc_addr, mvq->desc_addr); > MLX5_SET64(virtio_q, vq_ctx, used_addr, mvq->device_addr); > MLX5_SET64(virtio_q, vq_ctx, available_addr, mvq->driver_addr); > @@ -1554,7 +1554,7 @@ static void clear_virtqueues(struct mlx5_vdpa_net *ndev) > static inline bool mlx5_vdpa_is_little_endian(struct mlx5_vdpa_dev *mvdev) > { > return virtio_legacy_is_little_endian() || > - (mvdev->actual_features & (1ULL << VIRTIO_F_VERSION_1)); > + (mvdev->actual_features & BIT_ULL(VIRTIO_F_VERSION_1)); > } > > static __virtio16 cpu_to_mlx5vdpa16(struct mlx5_vdpa_dev *mvdev, u16 val)
diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c index a49ebb250253..6fe61fc57790 100644 --- a/drivers/vdpa/mlx5/net/mlx5_vnet.c +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c @@ -820,7 +820,7 @@ static int create_virtqueue(struct mlx5_vdpa_net *ndev, struct mlx5_vdpa_virtque MLX5_SET(virtio_q, vq_ctx, event_qpn_or_msix, mvq->fwqp.mqp.qpn); MLX5_SET(virtio_q, vq_ctx, queue_size, mvq->num_ent); MLX5_SET(virtio_q, vq_ctx, virtio_version_1_0, - !!(ndev->mvdev.actual_features & VIRTIO_F_VERSION_1)); + !!(ndev->mvdev.actual_features & BIT_ULL(VIRTIO_F_VERSION_1))); MLX5_SET64(virtio_q, vq_ctx, desc_addr, mvq->desc_addr); MLX5_SET64(virtio_q, vq_ctx, used_addr, mvq->device_addr); MLX5_SET64(virtio_q, vq_ctx, available_addr, mvq->driver_addr); @@ -1554,7 +1554,7 @@ static void clear_virtqueues(struct mlx5_vdpa_net *ndev) static inline bool mlx5_vdpa_is_little_endian(struct mlx5_vdpa_dev *mvdev) { return virtio_legacy_is_little_endian() || - (mvdev->actual_features & (1ULL << VIRTIO_F_VERSION_1)); + (mvdev->actual_features & BIT_ULL(VIRTIO_F_VERSION_1)); } static __virtio16 cpu_to_mlx5vdpa16(struct mlx5_vdpa_dev *mvdev, u16 val)
VIRTIO_F_VERSION_1 is a bit number. Use BIT_ULL() with mask conditionals. Also, in mlx5_vdpa_is_little_endian() use BIT_ULL for consistency with the rest of the code. Fixes: 1a86b377aa21 ("vdpa/mlx5: Add VDPA driver for supported mlx5 devices") Signed-off-by: Eli Cohen <elic@nvidia.com> --- drivers/vdpa/mlx5/net/mlx5_vnet.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)