Re: [RFC] Track mlock()ed pages

Nick Piggin
2007-01-26T11:46:25Z

Christoph Lameter wrote:
> On Fri, 26 Jan 2007, Nick Piggin wrote:
>
>
>>Christoph Lameter wrote:
>>
>>>Add NR_MLOCK
>>>
>>>Track mlocked pages via a ZVC
>>
>>I think it is not quite right. You are tracking the number of ptes
>>that point to mlocked pages, which can be >= the actual number of pages.
>
>
> Mlocked pages are not inherited. I would expect sharing to be very rare.

Things like library and application text could easily have a lot of
sharing.

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SUSE Labs, Novell Inc.
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