Re: PATCH][1/8] 2.6.15 mlock: make_pages_wired/unwired

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Stone Wang wrote:
We dont account HugeTLB pages for:

1. HugeTLB pages themselves are not reclaimable.

2. If we count HugeTLB pages in "Wired",then we would have no mind
   how many of the "Wired" are HugeTLB pages, and how many are
normal-size pages.
   Thus, hard to get a clear map of physical memory use,for example:
     how many pages are reclaimable?
   If we must count HugeTLB pages,more fields should be added to
"/proc/meminfo",
   for exmaple: "Wired HugeTLB:", "Wired Normal:".


Then why do you wire them at all? Your unwire function does not appear
to be able to unwire them.

--
SUSE Labs, Novell Inc.
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