[Qemu-devel] [PATCH] Documentation: Describe NBD URL syntax

[Ronnie Sahlberg]

This patch adds a short description of how to specify a NBD device
to QEMU.
Syntax for both TCP and Unix Domain Sockets are provided as well
as examples.

Signed-off-by: Ronnie Sahlberg <address@hidden>
---
 qemu-options.hx |   21 +++++++++++++++++++++
 1 files changed, 21 insertions(+), 0 deletions(-)

diff --git a/qemu-options.hx b/qemu-options.hx
index 7c434f8..564ae3f 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -1757,6 +1757,27 @@ qemu --drive 
file=iscsi://192.0.2.1/iqn.2001-04.com.example/1
 iSCSI support is an optional feature of QEMU and only available when
 compiled and linked against libiscsi.
 
address@hidden NBD
+QEMU supports NBD (Network Block Devices) both using TCP protocol as well
+as Unix Domain Sockets.
+
+Syntax for specifying a NDB device using TCP
+``nbd:<server-ip>:<port>[:exportname=<export>]''
+
+Syntax for specifying a NDB device using Unix Domain Sockets
+``nbd:unix:<domain-socket>[:exportname=<export>]''
+
+
+Example for TCP
address@hidden
+qemu --drive file=nbd:192.0.2.1:30000
address@hidden example
+
+Example for Unix Domain Sockets
address@hidden
+qemu --drive file=nbd:unix:/tmp/nbd-socket
address@hidden example
+
 @end table
 ETEXI
 
-- 
1.7.3.1