Re: The hall of bloat

2005-05-16 Thread Soeren Sandmann
Alan Cox [EMAIL PROTECTED] writes: On Llu, 2005-05-16 at 06:45, Mark McLoughlin wrote: On Sun, 2005-05-15 at 13:57 -0500, William Lovaton wrote: Reading your little chat with the kernel guys it seems that there is little benefit (or none) in reducing VM Size, why is that?

Re: The hall of bloat

2005-05-16 Thread Behdad Esfahbod
On Mon, 16 May 2005, Soeren Sandmann wrote: There is a cost if the mapping has just a few random pages filled as you have to fill in the whole page table heirarchy down to the page in question. Isn't it always the case that you have to fill in the page table hierarchy down to the pages

Re: The hall of bloat

2005-05-16 Thread Alan Cox
On Llu, 2005-05-16 at 18:21, Soeren Sandmann wrote: Alan Cox [EMAIL PROTECTED] writes: Isn't it always the case that you have to fill in the page table hierarchy down to the pages that you are actually using, regardless of the size of the mapping? Why would a mapping of 8K with both pages