Re: [PATCHv2 2/2] xtensa: use buddy allocator for PTE table

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On Mon, Oct 14, 2013 at 7:44 PM, Kirill A. Shutemov
<kirill.shutemov@xxxxxxxxxxxxxxx> wrote:
> Corrected patch below.
>
> From 0ba2ac687321f5ad7bac5f5c141da5b65b957fdc Mon Sep 17 00:00:00 2001
> From: "Kirill A. Shutemov" <kirill.shutemov@xxxxxxxxxxxxxxx>
> Date: Mon, 14 Oct 2013 13:38:21 +0300
> Subject: [PATCHv3] xtensa: use buddy allocator for PTE table
>
> At the moment xtensa uses slab allocator for PTE table. It doesn't work
> with enabled split page table lock: slab uses page->slab_cache and
> page->first_page for its pages. These fields share stroage with
> page->ptl.
>
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
> Cc: Chris Zankel <chris@xxxxxxxxxx>
> Cc: Max Filippov <jcmvbkbc@xxxxxxxxx>
> ---
> v3:
>  - return correct value from pte_alloc_one_kernel();
> v2:
>  - add missed return in pte_alloc_one_kernel();

Acked-by: Max Filippov <jcmvbkbc@xxxxxxxxx>

-- 
Thanks.
-- Max
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