[XEN] Remove bogus assertion.

Signed-off-by: Keir Fraser <keir@xensource.com>

diff --git a/xen/include/asm-x86/shadow2.h b/xen/include/asm-x86/shadow2.h
index 51796bd5ab6406e3097a7d7d5cee7cd77d40a6a3..b6e271bedb19de57267ae6b4b764ca8979f18e4e 100644 (file)
--- a/xen/include/asm-x86/shadow2.h
+++ b/xen/include/asm-x86/shadow2.h
@@ -405,8 +405,6 @@ static inline void update_cr3(struct vcpu *v)
 #endif
         cr3_mfn = pagetable_get_pfn(v->arch.guest_table);
 
-    /* Update vcpu->arch.cr3 */
-    BUG_ON(cr3_mfn == 0);
     make_cr3(v, cr3_mfn);
 }