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    SubjectRe: [PATCH -v2 04/13] x86, mm: Revert back good_end setting for 64bit
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    On Sun, Sep 2, 2012 at 10:46 AM, Yinghai Lu <yinghai@kernel.org> wrote:
    > So we could put page table high again for 64bit.
    >
    > Signed-off-by: Yinghai Lu <yinghai@kernel.org>

    The changelog for this is too terse for me to actually understand why
    this is needed.

    > ---
    > arch/x86/mm/init.c | 2 +-
    > 1 files changed, 1 insertions(+), 1 deletions(-)
    >
    > diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c
    > index 15a6a38..cca9b7d 100644
    > --- a/arch/x86/mm/init.c
    > +++ b/arch/x86/mm/init.c
    > @@ -76,8 +76,8 @@ static void __init find_early_table_space(struct map_range *mr,
    > #ifdef CONFIG_X86_32
    > /* for fixmap */
    > tables += roundup(__end_of_fixed_addresses * sizeof(pte_t), PAGE_SIZE);
    > -#endif
    > good_end = max_pfn_mapped << PAGE_SHIFT;
    > +#endif
    >
    > base = memblock_find_in_range(start, good_end, tables, PAGE_SIZE);
    > if (!base)
    > --
    > 1.7.7
    >
    > --
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