Re: [PATCH 6/7] mm: Set pt_mm in PTE constructor

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On Tue, Apr 28, 2020 at 9:45 PM Matthew Wilcox <willy@xxxxxxxxxxxxx> wrote:
From: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>

By setting pt_mm for pages in use as page tables, we can help with
debugging and lay the foundation for handling hardware errors in page
tables more gracefully.  It also opens up the possibility for adding
more sanity checks in the future.

Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>

 arch/m68k/include/asm/mcf_pgalloc.h | 2 +-
 arch/m68k/mm/motorola.c             | 2 +-

Reviewed-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
Acked-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds



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