On Thu, May 23, 2013 at 7:45 AM, Linus Torvalds
<torva...@linux-foundation.org> wrote:
>
> Page faults that don't cause us to map a page (ie a spurious one, or
> one that just updates dirty/accessed bits) don't show up as even minor
> faults. Thing of the major/minor as "mapping activity" not a page
> fault count.
Actually, I take that back. We always update eithe rmin_flt or maj_flt. My bad.
Another question: I'm assuming this is all 32-bit, is it with PAE
enabled? That changes some of the TLB flushing, and we had one bug
related to that, maybe there are others..
Linus
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