stubdom: update documentation

stubdom/ is now compiled and installed by default
HVM+IOEMU-stubdom can not boot if dom0 has to be ballooned.

Signed-off-by: Samuel Thibault <samuel.thibault@eu.citrix.com>

diff --git a/stubdom/README b/stubdom/README
index 8a475254914f6d9cc3b808e7e4183a7126c1f097..87edd52f788e4fd1195c84a1b4840d41ad8ab9b3 100644 (file)
--- a/stubdom/README
+++ b/stubdom/README
@@ -1,13 +1,3 @@
-To compile
-==========
-
-Just run make -j 4, that will download / patch / compile
-Then make install to install the result.
-
-Also, run make and make install in $XEN_ROOT/tools/fs-back
-
-
-
                                 IOEMU stubdom
                                 =============
 
@@ -16,6 +6,11 @@ Also, run make and make install in $XEN_ROOT/tools/fs-back
 General Configuration
 =====================
 
+Due to a race between the creation of the IOEMU stubdomain itself and allocation
+of video memory for the HVM domain, you need to avoid the need for ballooning,
+by using the hypervisor dom0_mem= option for instance.
+
+
 In your HVM config "hvmconfig",
 
 - use /usr/lib/xen/bin/stubdom-dm as dm script: