Re: Subtle MM bug

David Woodhouse (dwmw2@infradead.org)
Wed, 10 Jan 2001 11:46:03 +0000


torvalds@transmeta.com said:
> The no-swap behaviour shoul dactually be pretty much identical,
> simply because both 2.2 and 2.4 will do the same thing: just skip
> dirty pages in the page tables because they cannot do anything about
> them.

So the VM code spends a fair amount of time scanning lists of pages which
it really can't do anything about?

Would it be possible to put such pages on different list, so that the VM
code doesn't have to keep skipping them?

(forgive me if I'm displaying my utter ignorance of the VM code here)

--
dwmw2

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