Re: Why *not* rmap, anyway?
From: Momchil Velikov <hidden>
Date: 2002-05-08 07:59:12
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"Daniel" == Daniel Phillips [off-list ref] writes:
Daniel> On Tuesday 07 May 2002 21:25, William Lee Irwin III wrote:
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Procedural interfaces to pagetable manipulations are largely what the BSD pmap and SVR4 HAT layers consisted of, no?
Daniel> They factor the interface the wrong way for Linux. You don't want Daniel> to have to search for each (pte *) starting from the top of the Daniel> structure. We need to be able to do bulk processing. The BSD Daniel> interface just doesn't accomodate this. FWIW, UVM has a mechanism to traverse all the mapped pages, as opposed to traversing all the addresses and checking of there is a page. My 2c, -velco -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/