On Fri, Apr 23, 2004 at 11:51:36AM -0700, Andrey Petrov wrote:
>On Fri, Apr 23, 2004 at 12:43:17PM +1000, Simon Burge wrote:
>>  - Adding a sysctl to return the trace buffer would be nice (remember
>>    64-bit alignment so there's no compat32 issues - sparc64 is a good
>>    place to test this :-).
>> 
>>  - What did FreeBSD have in terms of "sysctl control"?  A simple
>>    "enable/disable" tracing button would be nice.
>
>FreeBSD has an ability to save trace to a file, so if kern_ktr will go
>to tree I restore/port that part too. sysctl lets you to select
>flow to capture (using mask), and to control over storing trace to file.
>Getting trace by sysctl: information saved in trace point is pointer
>to format string and six parameters, so easiest(and kernel image
>independant) would be printing it and returning in string.

well...it's not like it's hard to make sysctl do all kinds of things
these days...  ;-)

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