Re: [Xen-devel] [PATCH] x86/EPT: fix super page splitting when resolving EPT_MISCONFIG VM exits

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Wed, Apr 23, 2014 at 07:47:30AM +0100, Jan Beulich wrote:
> Reported-by: Wei Liu <wei.liu2@xxxxxxxxxx>
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
> 
> --- a/xen/arch/x86/mm/p2m-ept.c
> +++ b/xen/arch/x86/mm/p2m-ept.c
> @@ -352,6 +352,7 @@ bool_t ept_handle_misconfig(uint64_t gpa
>                  {
>                      if ( ept_split_super_page(p2m, &e, level, level - 1) )
>                      {
> +                        atomic_write_ept_entry(&epte[i], e);
>                          unmap_domain_page(epte);
>                          mfn = e.mfn;
>                          continue;
> 

This patch doesn't apply to Xen master branch...

Wei.

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