[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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