Re: SMP changes and breaking kld object module compatibility

[Boris Popov]

On Tue, 25 Apr 2000, Jake Burkholder wrote:

> Has anyone thought about using kobj(9) for this?
> 
> For example, it should be possible to make simple_lock and lockmgr locks
> safe for use from modules by introducing a lock_if.h, which has
> abstract version of all the lock routines.  A class would be compiled
> with null implementations for UP, or the 'lock'ed implementations for SMP.

        kobj is a nice interface (I'm converted my NLS kernel module to
use it), but may be unsuitable for lock family functions due to an
additinal overhead invloved in the method call. I think that the
empty-body functions will be more efficient in this case.

--
Boris Popov



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