Subject: Re: Show sysctl activity in ktrace
To: None <tech-kern@netbsd.org>
From: Christos Zoulas <christos@astron.com>
List: tech-kern
Date: 09/21/2006 03:52:59
In article <1hlzjeh.pco2qa13nztazM%manu@netbsd.org>,
Emmanuel Dreyfus <manu@netbsd.org> wrote:
>Hello
>
>ktrace tends to be useless when dealing with sysctl calls. I made a patch
>that traces sysctl activity, like this:
>
> 108 1 sysctl CALL __sysctl(0xbfbfecb0,3,0xbfbfdad0,
>0xbfbfdacc,0,0)
> 108 1 sysctl MIB 1.1118.1120
> 108 1 sysctl GIO read 7 bytes
> "amdpm0\0"
> 108 1 sysctl RET __sysctl 0
>
>Or, with a write operation:
> 303 1 sysctl CALL __sysctl(0xbfbfec30,3,0xbfbfebf0,
>0xbfbfebd4,0xbfbfebec,4)
> 303 1 sysctl MIB 10.764.4
> 303 1 sysctl GIO read 4 bytes
> "\0\0\0\0"
> 303 1 sysctl GIO wrote 4 bytes
> "\0\0\0\0"
> 303 1 sysctl RET __sysctl 0
>
>
>Here is the patch: http://ftp.espci.fr/shadow/manu/mib2.patch
>
>Is it okay to commit?
Looks good to me.
christos