[v5,01/15] vhost: add virtio packed virtqueue defines
diff mbox series

Message ID 20180622134327.18973-2-maxime.coquelin@redhat.com
State Superseded, archived
Delegated to: Maxime Coquelin
Headers show
Series
  • Vhost: add support to packed ring layout
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Checks

Context Check Description
ci/Intel-compilation fail Compilation issues

Commit Message

Maxime Coquelin June 22, 2018, 1:43 p.m. UTC
From: Jens Freimann <jfreimann@redhat.com>

Signed-off-by: Jens Freimann <jfreimann@redhat.com>
---
 lib/librte_vhost/vhost.h         |  4 ++++
 lib/librte_vhost/virtio-packed.h | 22 ++++++++++++++++++++++
 2 files changed, 26 insertions(+)
 create mode 100644 lib/librte_vhost/virtio-packed.h

Comments

Tiwei Bie June 29, 2018, 3:47 p.m. UTC | #1
On Fri, Jun 22, 2018 at 03:43:13PM +0200, Maxime Coquelin wrote:
> From: Jens Freimann <jfreimann@redhat.com>
> 
> Signed-off-by: Jens Freimann <jfreimann@redhat.com>
> ---
>  lib/librte_vhost/vhost.h         |  4 ++++
>  lib/librte_vhost/virtio-packed.h | 22 ++++++++++++++++++++++
>  2 files changed, 26 insertions(+)
>  create mode 100644 lib/librte_vhost/virtio-packed.h
> 
> diff --git a/lib/librte_vhost/vhost.h b/lib/librte_vhost/vhost.h
> index 3f8fa3a78..bf2059198 100644
> --- a/lib/librte_vhost/vhost.h
> +++ b/lib/librte_vhost/vhost.h
> @@ -191,6 +191,10 @@ struct vhost_msg {
>  #ifndef VIRTIO_F_VERSION_1
>   #define VIRTIO_F_VERSION_1 32
>  #endif
> +#ifndef VIRTIO_F_RING_PACKED
> + #define VIRTIO_F_RING_PACKED 34
> +#endif
> +#define VHOST_USER_F_PROTOCOL_FEATURES	30

VHOST_USER_F_PROTOCOL_FEATURES has already been
defined in rte_vhost.h which has been included
in this file.

>  
>  /* Features supported by this builtin vhost-user net driver. */
>  #define VIRTIO_NET_SUPPORTED_FEATURES ((1ULL << VIRTIO_NET_F_MRG_RXBUF) | \
> diff --git a/lib/librte_vhost/virtio-packed.h b/lib/librte_vhost/virtio-packed.h
> new file mode 100644
> index 000000000..744b3991b
> --- /dev/null
> +++ b/lib/librte_vhost/virtio-packed.h
> @@ -0,0 +1,22 @@
> +/* SPDX-License-Identifier: BSD-3-Clause
> + * Copyright(c) Red Hat Inc.
> + */
> +
> +#ifndef __VIRTIO_PACKED_H
> +#define __VIRTIO_PACKED_H
> +
> +#define VRING_DESC_F_NEXT       1
> +#define VRING_DESC_F_WRITE      2
> +#define VRING_DESC_F_INDIRECT   4
> +
> +#define VRING_DESC_F_AVAIL      (1ULL << 7)
> +#define VRING_DESC_F_USED	(1ULL << 15)
> +
> +struct vring_desc_packed {
> +	uint64_t addr;
> +	uint32_t len;
> +	uint16_t index;
> +	uint16_t flags;
> +};
> +
> +#endif /* __VIRTIO_PACKED_H */
> -- 
> 2.14.4
>
Maxime Coquelin June 29, 2018, 4:20 p.m. UTC | #2
On 06/29/2018 05:47 PM, Tiwei Bie wrote:
> On Fri, Jun 22, 2018 at 03:43:13PM +0200, Maxime Coquelin wrote:
>> From: Jens Freimann<jfreimann@redhat.com>
>>
>> Signed-off-by: Jens Freimann<jfreimann@redhat.com>
>> ---
>>   lib/librte_vhost/vhost.h         |  4 ++++
>>   lib/librte_vhost/virtio-packed.h | 22 ++++++++++++++++++++++
>>   2 files changed, 26 insertions(+)
>>   create mode 100644 lib/librte_vhost/virtio-packed.h
>>
>> diff --git a/lib/librte_vhost/vhost.h b/lib/librte_vhost/vhost.h
>> index 3f8fa3a78..bf2059198 100644
>> --- a/lib/librte_vhost/vhost.h
>> +++ b/lib/librte_vhost/vhost.h
>> @@ -191,6 +191,10 @@ struct vhost_msg {
>>   #ifndef VIRTIO_F_VERSION_1
>>    #define VIRTIO_F_VERSION_1 32
>>   #endif
>> +#ifndef VIRTIO_F_RING_PACKED
>> + #define VIRTIO_F_RING_PACKED 34
>> +#endif
>> +#define VHOST_USER_F_PROTOCOL_FEATURES	30
> VHOST_USER_F_PROTOCOL_FEATURES has already been
> defined in rte_vhost.h which has been included
> in this file.

Good catch!

Thanks,
Maxime

Patch
diff mbox series

diff --git a/lib/librte_vhost/vhost.h b/lib/librte_vhost/vhost.h
index 3f8fa3a78..bf2059198 100644
--- a/lib/librte_vhost/vhost.h
+++ b/lib/librte_vhost/vhost.h
@@ -191,6 +191,10 @@  struct vhost_msg {
 #ifndef VIRTIO_F_VERSION_1
  #define VIRTIO_F_VERSION_1 32
 #endif
+#ifndef VIRTIO_F_RING_PACKED
+ #define VIRTIO_F_RING_PACKED 34
+#endif
+#define VHOST_USER_F_PROTOCOL_FEATURES	30
 
 /* Features supported by this builtin vhost-user net driver. */
 #define VIRTIO_NET_SUPPORTED_FEATURES ((1ULL << VIRTIO_NET_F_MRG_RXBUF) | \
diff --git a/lib/librte_vhost/virtio-packed.h b/lib/librte_vhost/virtio-packed.h
new file mode 100644
index 000000000..744b3991b
--- /dev/null
+++ b/lib/librte_vhost/virtio-packed.h
@@ -0,0 +1,22 @@ 
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) Red Hat Inc.
+ */
+
+#ifndef __VIRTIO_PACKED_H
+#define __VIRTIO_PACKED_H
+
+#define VRING_DESC_F_NEXT       1
+#define VRING_DESC_F_WRITE      2
+#define VRING_DESC_F_INDIRECT   4
+
+#define VRING_DESC_F_AVAIL      (1ULL << 7)
+#define VRING_DESC_F_USED	(1ULL << 15)
+
+struct vring_desc_packed {
+	uint64_t addr;
+	uint32_t len;
+	uint16_t index;
+	uint16_t flags;
+};
+
+#endif /* __VIRTIO_PACKED_H */