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Re: Protecting global lookup array
On Mon, Feb 08, 2010 at 11:40:50AM +0900, Masao Uebayashi wrote:
> The update process is very rare, and expected. Administrators carefully
> connects a device when the machine is not running some important task. So
> what I need here is to protect such a data adding no run-time performance
> Do we have any standard way to do this?
I don't think there is a standard way.
Does the tc_detach() approach work for the vm_physseg list?
BTW, a similar problem is to make sure all threads have exited a
device_t/softc before detaching it, with the least changes to the code
and the least expensive synchronization mechanism.
David Young OJC Technologies
dyoung%ojctech.com@localhost Urbana, IL * (217) 278-3933
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