[Xen-changelog] [xen master] Revert "x86/vvmx: add a shadow vmcs check to vmlaunch"

[patchbot@xxxxxxx]

commit 99df591e3ad0a283bc7051f9efc4f9d7244d7979
Author:     Jan Beulich <jbeulich@xxxxxxxx>
AuthorDate: Fri Mar 17 09:30:41 2017 +0100
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Fri Mar 17 09:30:41 2017 +0100

    Revert "x86/vvmx: add a shadow vmcs check to vmlaunch"
    
    This reverts commit b22ee98c4ecc4e7c827451dee01181529df4d26c,
    causing a regression.
---
 xen/arch/x86/hvm/vmx/vvmx.c | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/xen/arch/x86/hvm/vmx/vvmx.c b/xen/arch/x86/hvm/vmx/vvmx.c
index 173ec74..3017849 100644
--- a/xen/arch/x86/hvm/vmx/vvmx.c
+++ b/xen/arch/x86/hvm/vmx/vvmx.c
@@ -1630,13 +1630,6 @@ int nvmx_handle_vmlaunch(struct cpu_user_regs *regs)
         return X86EMUL_OKAY;
     }
 
-    /* Check that guest is not using a shadow vmcs for vmentry */
-    if ( nvmx->shadow_vmcs )
-    {
-        vmfail_invalid(regs);
-        return X86EMUL_OKAY;
-    }
-
     __vmread(GUEST_INTERRUPTIBILITY_INFO, &intr_shadow);
     if ( intr_shadow & VMX_INTR_SHADOW_MOV_SS )
     {
--
generated by git-patchbot for /home/xen/git/xen.git#master

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