cvs commit: src/sys/i386/i386 pmap.c
alc at cs.rice.edu
Sat Apr 29 18:36:11 UTC 2006
Kris Kennaway wrote:
> On Sat, Apr 29, 2006 at 10:21:11AM -0700, Peter Wemm wrote:
>> page of address space by unlinking the head of the ptelist. Freeing a
>> page is as simple as storing it on the head. I'm running my laptop
>> with that code right now.
> I'm running on a couple of machines too (WITNESS + INVARIANTS) under
> heavy load; they've been stable, but I've not tried to determine if
> the code is doing its job.
Yesterday's patch had one problem. The vm_page_alloc() call that is
only executed under low-memory conditions omits VM_PAGE_WIRED. This
could cause a later panic when the page is freed. I e-mailed Peter
about this yesterday. I haven't looked to see if he has fixed it yet.
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