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    SubjectRe: [RFC PATCH 3/4] arm64: add support for memtest
    On Mon, Mar 02, 2015 at 02:55:44PM +0000, Vladimir Murzin wrote:
    > Add support for memtest command line option.
    >
    > Signed-off-by: Vladimir Murzin <vladimir.murzin@arm.com>
    > ---
    > arch/arm64/mm/init.c | 2 ++
    > 1 file changed, 2 insertions(+)
    >
    > diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
    > index ae85da6..597831b 100644
    > --- a/arch/arm64/mm/init.c
    > +++ b/arch/arm64/mm/init.c
    > @@ -190,6 +190,8 @@ void __init bootmem_init(void)
    > min = PFN_UP(memblock_start_of_DRAM());
    > max = PFN_DOWN(memblock_end_of_DRAM());
    >
    > + early_memtest(min << PAGE_SHIFT, max << PAGE_SHIFT);
    > +
    > /*
    > * Sparsemem tries to allocate bootmem in memory_present(), so must be
    > * done after the fixed reservations.

    This is really neat, thanks for doing this Vladimir!

    Acked-by: Will Deacon <will.deacon@arm.com>

    For the series, modulo Baruch's comments about Documentation updates.

    Will

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