Re: [PATCH 3.11-stable] xen/mmu: Correct PAT MST setting.

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On Fri, Nov 15, 2013 at 07:42:29PM +0900, Jonghwan Choi wrote:
> This patch looks like it should be in the 3.11-stable tree, should we apply
> it?

No.

Thank you.

> 
> ------------------
> 
> From: "Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>"
> 
> commit b1922a519e0788518d64abe7ec37d5de30e42305 upstream
> 
> Jan Beulich spotted that the PAT MSR settings in the Xen public
> document that "the first (PAT6) column was wrong across the
> board, and the column for PAT7 was missing altogether."
> 
> This updates it to be in sync.
> 
> CC: Jan Beulich <jbeulich@xxxxxxxx>
> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
> Acked-by: Jan Beulich <jbeulich@xxxxxxxx>
> Signed-off-by: Jonghwan Choi <jhbird.choi@xxxxxxxxxxx>
> ---
>  arch/x86/xen/mmu.c |    4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
> index fdc3ba2..c9631e7 100644
> --- a/arch/x86/xen/mmu.c
> +++ b/arch/x86/xen/mmu.c
> @@ -468,8 +468,8 @@ PV_CALLEE_SAVE_REGS_THUNK(xen_pgd_val);
>   * 3        PCD PWT      UC       UC     UC
>   * 4    PAT              WB       WC     WB
>   * 5    PAT     PWT      WC       WP     WT
> - * 6    PAT PCD          UC-      UC     UC-
> - * 7    PAT PCD PWT      UC       UC     UC
> + * 6    PAT PCD          UC-      rsv    UC-
> + * 7    PAT PCD PWT      UC       rsv    UC
>   */
>  
>  void xen_set_pat(u64 pat)
> -- 
> 1.7.9.5
> 
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