PAE on -current pitfalls and issues?
Daniel Lang
dl at leo.org
Wed Jun 16 08:03:25 GMT 2004
Hi Peter,
Peter Wemm wrote on Tue, Jun 15, 2004 at 01:57:58PM -0700:
[..]
> > I just stumbled across the handbook section about PAE,
> > so this says modules are not working. I assume this is
> > still the case.
>
> There's a gotcha with KVA_PAGES. On a standard kernel, there are 1024
> Page directory slots. By default we use 256 of them for 1 out of 4GB.
>
> On a PAE kernel, there are now 2048 page directory slots. The same 1:3
> split requires a default KVA_PAGES of 512. So if you want to increase
> KVA beyond the default 1GB, do not forget to take the scaling into
> account.
Thanks a lot!
Best regards,
Daniel
--
IRCnet: Mr-Spock
- kommst du siehst du, gehst du hast du, weisst du, krass! -
Daniel Lang * dl at leo.org * +49 89 289 18532 * http://www.leo.org/~dl/
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