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    SubjectRe: [patch] rfc: introduce /dev/hugetlb
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    > -#ifdef HAVE_ARCH_HUGETLB_UNMAPPED_AREA
    > -unsigned long hugetlb_get_unmapped_area(struct file *file, unsigned long addr,
    > - unsigned long len, unsigned long pgoff, unsigned long flags);
    > -#else
    > -static unsigned long
    > +unsigned long
    > hugetlb_get_unmapped_area(struct file *file, unsigned long addr,
    > unsigned long len, unsigned long pgoff, unsigned long flags)
    > {
    > @@ -150,7 +145,6 @@ full_search:
    > addr = ALIGN(vma->vm_end, HPAGE_SIZE);
    > }
    > }
    > -#endif

    WTF ? get_unmapped_area() -has- to be arch in some platforms like
    power...

    I'm trying to improve the whole get_unmapped_area() to better handle
    multiple constraints (cacheability, page size, ...) though I haven't
    quite yet settled on an interface I like.

    Ben.


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