Re: [Xen-devel] [PATCH][PVFB][LINUX] Fix possible sleep while holding spinlock

[Markus Armbruster <armbru@xxxxxxxxxx>]

Atsushi SAKAI <sakaia@xxxxxxxxxxxxxx> writes:

> Hi, Markus
>
>  I have a request of config.
> Please add vfb config example to files (xmexample1/2/3)
> which is located in tools/example/
>
> Thanks
> Atsushi SAKAI

Quick shot from the hip, hope this helps.


diff -r 9865145e53eb tools/examples/xmexample1
--- a/tools/examples/xmexample1 Fri Jan 05 18:17:36 2007 +0000
+++ b/tools/examples/xmexample1 Wed Jan 10 09:43:30 2007 +0100
@@ -64,6 +64,40 @@ vif = [ '' ]
 # and MODE is r for read-only, w for read-write.
 
 disk = [ 'phy:hda1,hda1,w' ]
+
+#----------------------------------------------------------------------------
+# Define frame buffer device.
+#
+# By default, no frame buffer device is configured.
+#
+# To create one using the SDL backend and sensible defaults:
+#
+# vfb = [ 'type=sdl' ]
+#
+# This uses environment variables XAUTHORITY and DISPLAY.  You
+# can override that:
+#
+# vfb = [ 'type=sdl,xauthority=/home/bozo/.Xauthority,display=:1' ]
+#
+# To create one using the VNC backend and sensible defaults:
+#
+# vfb = [ 'type=vnc' ]
+#
+# The backend listens on 127.0.0.1 port 5900+N by default, where N is
+# the domain ID.  You can override both address and N:
+#
+# vfb = [ 'type=vnc,vnclisten=127.0.0.1,vncdisplay=1' ]
+#
+# Or you can bind the first unused port above 5900:
+#
+# vfb = [ 'type=vnc,vnclisten=0.0.0.0,vnunused=1' ]
+#
+# You can override the password:
+#
+# vfb = [ 'type=vnc,vncpasswd=MYPASSWD' ]
+#
+# Empty password disables authentication.  Defaults to the vncpasswd
+# configured in xend-config.sxp.
 
 #----------------------------------------------------------------------------
 # Define to which TPM instance the user domain should communicate.
diff -r 9865145e53eb tools/examples/xmexample2
--- a/tools/examples/xmexample2 Fri Jan 05 18:17:36 2007 +0000
+++ b/tools/examples/xmexample2 Wed Jan 10 09:48:44 2007 +0100
@@ -100,6 +100,40 @@ vif = [ '' ]
 # All domains get sda6 read-only (to use for /usr, see below).
 disk = [ 'phy:sda%d,sda1,w' % (7+vmid),
          'phy:sda6,sda6,r' ]
+
+#----------------------------------------------------------------------------
+# Define frame buffer device.
+#
+# By default, no frame buffer device is configured.
+#
+# To create one using the SDL backend and sensible defaults:
+#
+# vfb = [ 'type=sdl' ]
+#
+# This uses environment variables XAUTHORITY and DISPLAY.  You
+# can override that:
+#
+# vfb = [ 'type=sdl,xauthority=/home/bozo/.Xauthority,display=:1' ]
+#
+# To create one using the VNC backend and sensible defaults:
+#
+# vfb = [ 'type=vnc' ]
+#
+# The backend listens on 127.0.0.1 port 5900+N by default, where N is
+# the domain ID.  You can override both address and N:
+#
+# vfb = [ 'type=vnc,vnclisten=127.0.0.1,vncdisplay=%d' % vmid ]
+#
+# Or you can bind the first unused port above 5900:
+#
+# vfb = [ 'type=vnc,vnclisten=0.0.0.0,vnunused=1' ]
+#
+# You can override the password:
+#
+# vfb = [ 'type=vnc,vncpasswd=MYPASSWD' ]
+#
+# Empty password disables authentication.  Defaults to the vncpasswd
+# configured in xend-config.sxp.
 
 #----------------------------------------------------------------------------
 # Define to which TPM instance the user domain should communicate.
diff -r 9865145e53eb tools/examples/xmexample3
--- a/tools/examples/xmexample3 Fri Jan 05 18:17:36 2007 +0000
+++ b/tools/examples/xmexample3 Wed Jan 10 09:49:04 2007 +0100
@@ -85,6 +85,40 @@ vif = [ 'ip=192.168.%d.1/24' % (vmid)]
 # to all domains as sda1.
 # All domains get sda6 read-only (to use for /usr, see below).
 disk = [ 'phy:hda%d,hda1,w' % (vmid)]
+
+#----------------------------------------------------------------------------
+# Define frame buffer device.
+#
+# By default, no frame buffer device is configured.
+#
+# To create one using the SDL backend and sensible defaults:
+#
+# vfb = [ 'type=sdl' ]
+#
+# This uses environment variables XAUTHORITY and DISPLAY.  You
+# can override that:
+#
+# vfb = [ 'type=sdl,xauthority=/home/bozo/.Xauthority,display=:1' ]
+#
+# To create one using the VNC backend and sensible defaults:
+#
+# vfb = [ 'type=vnc' ]
+#
+# The backend listens on 127.0.0.1 port 5900+N by default, where N is
+# the domain ID.  You can override both address and N:
+#
+# vfb = [ 'type=vnc,vnclisten=127.0.0.1,vncdisplay=%d' % vmid ]
+#
+# Or you can bind the first unused port above 5900:
+#
+# vfb = [ 'type=vnc,vnclisten=0.0.0.0,vnunused=1' ]
+#
+# You can override the password:
+#
+# vfb = [ 'type=vnc,vncpasswd=MYPASSWD' ]
+#
+# Empty password disables authentication.  Defaults to the vncpasswd
+# configured in xend-config.sxp.
 
 #----------------------------------------------------------------------------
 # Define to which TPM instance the user domain should communicate.
diff -r 9865145e53eb tools/python/xen/xm/create.py
--- a/tools/python/xen/xm/create.py     Fri Jan 05 18:17:36 2007 +0000
+++ b/tools/python/xen/xm/create.py     Wed Jan 10 09:46:02 2007 +0100
@@ -291,7 +291,8 @@ gopts.var('vfb', val="type={vnc,sdl},vnc
           For type=vnc, connect an external vncviewer.  The server will listen
           on ADDR (default 127.0.0.1) on port N+5900.  N defaults to the
           domain id.  If vncunused=1, the server will try to find an arbitrary
-          unused port above 5900.
+          unused port above 5900.  vncpasswd overrides the XenD configured
+          default password.
           For type=sdl, a viewer will be started automatically using the
           given DISPLAY and XAUTHORITY, which default to the current user's
           ones.""")

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