Re: [PATCH] memblock: Check memory add/cap ordering

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On Wed, Aug 11, 2021 at 10:55:18AM +0200, Geert Uytterhoeven wrote:
> For memblock_cap_memory_range() to work properly, it should be called
> after memory is detected and added to memblock with memblock_add() or
> memblock_add_node().  If memblock_cap_memory_range() would be called
> before memory is registered, we may silently corrupt memory later
> because the crash kernel will see all memory as available.
> 
> Print a warning and bail out if ordering is not satisfied.
> 
> Suggested-by: Mike Rapoport <rppt@xxxxxxxxxx>
> Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>

Applied for 5.15,
Thanks!

-- 
Sincerely yours,
Mike.




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