RE: [patch] x86, ptrace: in-kernel BTS interface

From: Metzger, Markus T
Date: Mon May 05 2008 - 02:26:29 EST


>-----Original Message-----
>From: Andi Kleen [mailto:andi@xxxxxxxxxxxxxx]
>Sent: Mittwoch, 30. April 2008 18:06

>> >I'm not quite sure on the kernel interface. How would a in kernel
>> >subsystem use it for tracing itself for example?
>>
>> The task parameter would be current.
>>
>> Apart from that, you would use it the same way it is used in
>> arch/x86/kernel/ptrace.c.
>
>Hmm, sounds a little too complicated. Surely that could be easier?

Actually, it's just a bts_request() followed by a bts_configure() call.

regards,
markus.
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