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SubjectRe: mm: convert vma->vm_flags to 64bit
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> 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?

Ben's patch had arch-dependent size.





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