[Xen-changelog] [xen master] pvh: disable 32-bit guest support for now

[patchbot@xxxxxxx]

commit c50d59f962ac4e9ff77680020f446109994e421c
Author:     Mukesh Rathor <mukesh.rathor@xxxxxxxxxx>
AuthorDate: Wed Nov 13 09:40:41 2013 +0100
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Wed Nov 13 09:40:41 2013 +0100

    pvh: disable 32-bit guest support for now
    
    Removing the assert allows the PVH code to call this during vmcs
    construction in a later patch, making the code more robust by removing
    duplicate code.
    
    To be implemented.
    
    Signed-off-by: Mukesh Rathor <mukesh.rathor@xxxxxxxxxx>
    Signed-off-by: George Dunlap <george.dunlap@xxxxxxxxxxxxx>
    Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>
    Acked-by: Tim Deegan <tim@xxxxxxx>
    Acked-by: Keir Fraser <keir@xxxxxxx>
    Acked-by: Eddie Dong <eddie.dong@xxxxxxxxx>
---
 xen/arch/x86/domain.c |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/xen/arch/x86/domain.c b/xen/arch/x86/domain.c
index 5ec992d..45e5afe 100644
--- a/xen/arch/x86/domain.c
+++ b/xen/arch/x86/domain.c
@@ -339,6 +339,14 @@ int switch_compat(struct domain *d)
 
     if ( d == NULL )
         return -EINVAL;
+
+    if ( is_pvh_domain(d) )
+    {
+        printk(XENLOG_G_INFO
+               "Xen currently does not support 32bit PVH guests\n");
+        return -EINVAL;
+    }
+
     if ( !may_switch_mode(d) )
         return -EACCES;
     if ( is_pv_32on64_domain(d) )
--
generated by git-patchbot for /home/xen/git/xen.git#master

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