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    SubjectRe: mm: convert vma->vm_flags to 64bit
    On Wed, Apr 13, 2011 at 09:13:03AM +0900, KOSAKI Motohiro wrote:
    > > On Tue, 2011-04-12 at 14:06 +0300, Alexey Dobriyan wrote:
    > > > On Tue, Apr 12, 2011 at 10:12 AM, KOSAKI Motohiro
    > > > <kosaki.motohiro@jp.fujitsu.com> wrote:
    > > > > After next year? All developers don't have to ignore compiler warnings!
    > > >
    > > > At least add vm_flags_t which is sparse-checked, just like we do with gfp_t.
    > > >
    > > > VM_SAO is ppc64 only, so it could be moved into high part,
    > > > freeing 1 bit?
    > >
    > > My original series did use a type, I don't know what that was dropped,
    > > it made conversion easier imho.
    >
    > Yes, I take Hugh's version because vm_flags_t is ugly to me. And arch
    > dependent variable size is problematic.

    Who said it should have arch-dependent size?


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