Subject: Re: typed copyin/copyout (was: Re: Show sysctl activity in ktrace)
To: Emmanuel Dreyfus <>
From: Jason Thorpe <>
List: tech-kern
Date: 09/20/2006 23:36:48
On Sep 20, 2006, at 11:32 PM, Emmanuel Dreyfus wrote:

> Working at the syscall code level seems unworkable, because you don't
> know if the argument given to the syscall will actually be used.

This is just a matter of extending the syscall table.  We already  
record how many arguments are there.

In any case, I really am not sure I like the direction this is going.   
If we really want a better ktrace, we should get rid of it completely  
and instead integrate dtrace from OpenSolaris.

-- thorpej