Rohit Seth wrote: > On Thu, 2006-08-17 at 01:22 +0100, Alan Cox wrote: > >>Ar Mer, 2006-08-16 am 12:15 -0700, ysgrifennodd Rohit Seth: >> >>>resources will be allocated/freed in context of a user process. And at >>>that time we know if a allocation should succeed or not. So we may >>>actually not need to track kernel pages that closely. >> >>Quite the reverse, tracking kernel pages is critical, > > > Having the knowledge of how many kernel pages are getting used by each > container is indeed very useful. But as long as the context in which > they are created and destroyed is identifiable, there is no need to > really physically tag each page with container id. And for the cases > where we have no context, it will be worth while to see if mapping field > could be used. as I described in another email this field is also reused for tracking user pages.
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