On Wed, Mar 21, 2001 at 04:14:32PM -0300, Rik van Riel wrote: > The (maybe too lightweight) structure I have in my patch > looks like this: > > struct pte_chain { > struct pte_chain * next; > pte_t * ptep; > }; > > Each pte_chain hangs off a page of physical memory and the > ptep is a pointer to a page table entry. > > The page struct of the page table page itself is used to > note down which address space and offset we have. This means > that FreeBSD's pv_pmap, pv_va and pv_ptem are in the page > table page and NOT in each pte_chain structure... How about portability? It maybe efficient, but it is not easy to port to other platforms. -- [EMAIL PROTECTED] Branda Open Site (BOS) [EMAIL PROTECTED] http://www.branda.to/ To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-hackers" in the body of the message
- Re: tuning a VERY heavily (30.0) loaded scerver Michael C . Wu
- Re: tuning a VERY heavily (30.0) loaded scerver Matt Dillon
- Re: tuning a VERY heavily (30.0) loaded scerver Michael C . Wu
- Re: tuning a VERY heavily (30.0) loaded scerver Alfred Perlstein
- Re: tuning a VERY heavily (30.0) loaded sce... Matt Dillon
- Re: tuning a VERY heavily (30.0) loaded s ce... Peter Wemm
- Re: tuning a VERY heavily (30.0) loaded s ce... Rik van Riel
- Re: tuning a VERY heavily (30.0) loaded s ce... Alfred Perlstein
- Re: tuning a VERY heavily (30.0) loaded s ce... Matt Dillon
- Re: tuning a VERY heavily (30.0) loaded s ce... Rik van Riel
- Re: tuning a VERY heavily (30.0) loaded s ce... thinker
- Re: tuning a VERY heavily (30.0) loaded s ce... Rik van Riel
- Re: tuning a VERY heavily (30.0) loaded s ce... Michael C . Wu
- Re: tuning a VERY heavily (30.0) loaded s ce... Matt Dillon
- Re: tuning a VERY heavily (30.0) loaded s ce... Alfred Perlstein
- Re: tuning a VERY heavily (30.0) loaded s ce... Matt Dillon
- Re: tuning a VERY heavily (30.0) loaded s ce... Michael C . Wu
- Re: tuning a VERY heavily (30.0) loaded s ce... Alfred Perlstein
- Re: tuning a VERY heavily (30.0) loaded s ce... Alexey V. Neyman
- Re: tuning a VERY heavily (30.0) loaded s ce... Robert Watson
- Re: tuning a VERY heavily (30.0) loaded s ce... Adrian Chadd