Subject: Re: Multiple free list support in UVM
To: Jason Thorpe <email@example.com>
From: Bill Sommerfeld <firstname.lastname@example.org>
Date: 06/28/1998 01:39:51
One comment: you added another sizeof(int) bytes to the
per-physical-page overhead of the VM system...
We're not likely to ever have 2**32 different freelists.. Could you
shrink loan_count to a u_short and make the new field a u_short as
Actually, do you need a field like this at all? for applications like
what you described, which freelist to use can be computed based on the
physical address of the page..