Subject: Re: typed copyin/copyout (was: Re: Show sysctl activity in ktrace)
To: David Laight <>
From: Jason Thorpe <>
List: tech-kern
Date: 09/21/2006 08:49:47
On Sep 20, 2006, at 11:50 PM, David Laight wrote:

> On Wed, Sep 20, 2006 at 11:36:48PM -0700, Jason Thorpe wrote:
>> If we really want a better ktrace, we should get rid of it completely
>> and instead integrate dtrace from OpenSolaris.
> Certainly something that works the way the SVR4 (and probably solaris)
> 'truss' program does [1] would be better for general monitoring of
> programs - rather than splatting printf calls throughout the kernel.
> Of course you lose the tracing of internal kernel events - eg namei.

Have you even looked at dtrace in OpenSolaris?

-- thorpej