Messages in this thread | | | Date | Wed, 22 Mar 2006 11:22:14 +1100 | From | Nick Piggin <> | Subject | Re: [PATCH][5/8] proc: export mlocked pages info through "/proc/meminfo: Wired" |
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Stone Wang wrote: > The list potentially could have more wider use. > > For example, kernel-space locked/pinned pages could be placed on the list too > (while mlocked pages are locked/pinned by system calls from user-space). >
kernel-space pages are always pinned. And no, you can't put them on the list because you never know if their ->lru field is going to be used for something else.
Why would you want to ever do something like that though? I don't think you should use this name "just in case", unless you have some really good potential usage in mind.
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