help: add docs for missing 'queues' option of tap

Cc: Markus Armbruster <armbru@redhat.com>
Cc: qemu-stable@nongnu.org
Signed-off-by: Jason Wang <jasowang@redhat.com>
Message-id: 1361545072-30426-1-git-send-email-jasowang@redhat.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
(cherry picked from commit ec3960148f95dd90e94511a6a64838bc3f474bcc)

Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>

diff --git a/qapi-schema.json b/qapi-schema.json
index cd7ea25e4c6eb2436fe1e97b3b4e23736e4ec6bb..b3844e6fefc17e4933b22f741751cf315aa6b789 100644 (file)
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -2526,6 +2526,8 @@
 #
 # @vhostforce: #optional vhost on for non-MSIX virtio guests
 #
+# @queues: #optional number of queues to be created for multiqueue capable tap
+#
 # Since 1.2
 ##
 { 'type': 'NetdevTapOptions',

diff --git a/qemu-options.hx b/qemu-options.hx
index 14fb84b097dcdf641f5b0a7a76f7c96642d901d5..15dc29e3c56502163e7a3e4052c2feda8b2930e6 100644 (file)
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -1349,7 +1349,7 @@ DEF("net", HAS_ARG, QEMU_OPTION_net,
     "-net tap[,vlan=n][,name=str],ifname=name\n"
     "                connect the host TAP network interface to VLAN 'n'\n"
 #else
-    "-net tap[,vlan=n][,name=str][,fd=h][,fds=x:y:...:z][,ifname=name][,script=file][,downscript=dfile][,helper=helper][,sndbuf=nbytes][,vnet_hdr=on|off][,vhost=on|off][,vhostfd=h][,vhostfds=x:y:...:z][,vhostforce=on|off]\n"
+    "-net tap[,vlan=n][,name=str][,fd=h][,fds=x:y:...:z][,ifname=name][,script=file][,downscript=dfile][,helper=helper][,sndbuf=nbytes][,vnet_hdr=on|off][,vhost=on|off][,vhostfd=h][,vhostfds=x:y:...:z][,vhostforce=on|off][,queues=n]\n"
     "                connect the host TAP network interface to VLAN 'n'\n"
     "                use network scripts 'file' (default=" DEFAULT_NETWORK_SCRIPT ")\n"
     "                to configure it and 'dfile' (default=" DEFAULT_NETWORK_DOWN_SCRIPT ")\n"
@@ -1368,6 +1368,7 @@ DEF("net", HAS_ARG, QEMU_OPTION_net,
     "                use vhostforce=on to force vhost on for non-MSIX virtio guests\n"
     "                use 'vhostfd=h' to connect to an already opened vhost net device\n"
     "                use 'vhostfds=x:y:...:z to connect to multiple already opened vhost net devices\n"
+    "                use 'queues=n' to specify the number of queues to be created for multiqueue TAP\n"
     "-net bridge[,vlan=n][,name=str][,br=bridge][,helper=helper]\n"
     "                connects a host TAP network interface to a host bridge device 'br'\n"
     "                (default=" DEFAULT_BRIDGE_INTERFACE ") using the program 'helper'\n"