doc: add tested Marvell integrated NIC platforms

[dpdk.git] / doc / guides / sample_app_ug / vhost.rst

diff --git a/doc/guides/sample_app_ug/vhost.rst b/doc/guides/sample_app_ug/vhost.rst
index fd42cb3..b7ed4f8 100644 (file)
--- a/doc/guides/sample_app_ug/vhost.rst
+++ b/doc/guides/sample_app_ug/vhost.rst
@@ -78,7 +78,7 @@ could be done by:
 .. code-block:: console
 
    modprobe uio_pci_generic
 .. code-block:: console
 
    modprobe uio_pci_generic

-   $RTE_SDK/usertools/dpdk-devbind.py -b=uio_pci_generic 0000:00:04.0
+   $RTE_SDK/usertools/dpdk-devbind.py -b uio_pci_generic 0000:00:04.0

 
 Then start testpmd for packet forwarding testing.
 
 
 Then start testpmd for packet forwarding testing.
 


@@ -116,7 +116,7 @@ will create it. Put simply, it's the server to create the socket file.
 The vm2vm parameter sets the mode of packet switching between guests in
 the host.
 
 The vm2vm parameter sets the mode of packet switching between guests in
 the host.
 

-- 0 disables vm2vm, impling that VM's packets will always go to the NIC port.
+- 0 disables vm2vm, implying that VM's packets will always go to the NIC port.

 - 1 means a normal mac lookup packet routing.
 - 2 means hardware mode packet forwarding between guests, it allows packets
   go to the NIC port, hardware L2 switch will determine which guest the
 - 1 means a normal mac lookup packet routing.
 - 2 means hardware mode packet forwarding between guests, it allows packets
   go to the NIC port, hardware L2 switch will determine which guest the


@@ -148,7 +148,7 @@ default value is 15.
 
 **--dequeue-zero-copy**
 Dequeue zero copy will be enabled when this option is given. it is worth to
 
 **--dequeue-zero-copy**
 Dequeue zero copy will be enabled when this option is given. it is worth to

-note that if NIC is binded to driver with iommu enabled, dequeue zero copy
+note that if NIC is bound to driver with iommu enabled, dequeue zero copy

 cannot work at VM2NIC mode (vm2vm=0) due to currently we don't setup iommu
 dma mapping for guest memory.
 
 cannot work at VM2NIC mode (vm2vm=0) due to currently we don't setup iommu
 dma mapping for guest memory.
 


@@ -201,3 +201,10 @@ Common Issues
 
   QEMU vhost net device start will fail if protocol feature is not negotiated.
   DPDK virtio-user pmd can be the replacement of QEMU.
 
   QEMU vhost net device start will fail if protocol feature is not negotiated.
   DPDK virtio-user pmd can be the replacement of QEMU.

+
+* Device start fails when enabling "builtin-net-driver" without memory
+  pre-allocation
+
+  The builtin example doesn't support dynamic memory allocation. When vhost
+  backend enables "builtin-net-driver", "--socket-mem" option should be
+  added at virtio-user pmd side as a startup item.