Re: [Bug #11954] sysprof tracer ABI regression in 2.6.28rc1

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* Soeren Sandmann <sandmann@xxxxxxxxxxx> wrote:

> There are no ABI guarantees for the sysprof tracer at this point, 
> given that it is in debugfs [...]

to avoid situations like this, it would be nice to print out the 
format string itself in the trace header, in printf format string 
style. That way if there's a trivial expansion in trace format, it can 
be detected (and even followed) by user-space - without some ugly 
version based API.

	Ingo
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