RE: [Xen-devel] [PATCH 00 of 20] Rebased Nested VMX v2

["Dong, Eddie" <eddie.dong@xxxxxxxxx>]

> 
> Eddie, I've queued up 01-19 ready to be committed.  Patch 20 still has
> some MSRs that are passed through directly from the host, which I think
> needs to be fixed.  I'd prefer just a new patch 20 rather than a new
> drop of the whole series next time, to save me having to re-check
> 01-19.
> 

Thanks, Tim. I have reposted patch 20.

BTW,  here is a bug fix to patch 17.

Eddie


    Filter out the high bit in indexing from port # to iobitmap

    Signed-off-by: Eddie Dong <eddie.dong@xxxxxxxxx>


diff -r 4e1760dc3134 xen/arch/x86/hvm/vmx/vvmx.c
--- a/xen/arch/x86/hvm/vmx/vvmx.c       Tue Jun 14 10:33:59 2011 +0800
+++ b/xen/arch/x86/hvm/vmx/vvmx.c       Tue Jun 14 10:53:20 2011 +0800
@@ -1531,7 +1531,7 @@ if (debug_nested_event) {
         {
             port = __vmread(EXIT_QUALIFICATION) >> 16;
             bitmap = nvmx->iobitmap[port >> 15];
-            if ( bitmap[(port <<1) >> 4] & (1 << (port & 0x7)) )
+            if ( bitmap[(port & 0x7fff) >> 4] & (1 << (port & 0x7)) )
                 nvcpu->nv_vmexit_pending = 1;
             if ( !nvcpu->nv_vmexit_pending )
                gdprintk(XENLOG_WARNING, "L0 PIO %x.\n", port);


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