[openib-general] Re: [PATCH 04/16] ehca: userspace support

Heiko J Schick info at schihei.de
Fri Apr 28 23:38:46 PDT 2006


Hello,

On 28.04.2006, at 08:32, Pekka Enberg wrote:

>> The problem I see with pr_debug() is that it could only activated via
>> a compile flag. To use the debug outputs you have to re-compile /
>> compile your own kernel.
>
> Do you really need this heavy debug logging in the first place? You
> can use kprobes for arbitrary run-time inspection anyway, so logging
> everything seems wasteful.

The problem I see with kprobes is that you have to set several kernel
configuration options (e.g. CONFIG_KPROBES, CONFIG_DEBUG_INFO, etc.)
on compile time to use it. Same problem with pr_debug().

Regards,
	Heiko



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