cvs commit: src/sys/vm vm_pageq.c

Daniel O'Connor doconnor at gsoft.com.au
Fri Apr 15 21:27:28 PDT 2005


On Sat, 16 Apr 2005 07:15, John Baldwin wrote:
>   Add a vm.blacklist tunable which can hold a space or comma seperated list
>   of physical addresses.  The pages containing these physical addresses
> will not be added to the free list and thus will effectively be ignored by
> the VM system.  This is mostly useful for the case when one knows of
> specific physical addresses that have bit errors (such as from a memtest
> run) so that one can blacklist the bad pages while waiting for the new
> sticks of RAM to arrive.  The physical addresses of any ignored pages are
> listed in the message buffer as well.

Nice work :)
Finally, a VM coder got some bad RAM ;)

-- 
Daniel O'Connor software and network engineer
for Genesis Software - http://www.gsoft.com.au
"The nice thing about standards is that there
are so many of them to choose from."
  -- Andrew Tanenbaum
GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C
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