Re: [PATCH] Linux Kernel Markers 0.2 for Linux 2.6.17

["S. P. Prasanna" <prasanna@in.ibm.com>]

On Tue, Sep 19, 2006 at 02:34:47PM -0400, Mathieu Desnoyers wrote:
[....]
> --- /dev/null
> +++ b/kernel/Kconfig.marker
> @@ -0,0 +1,75 @@
> +# Code markers configuration
> +
> +menu "Marker configuration"
> +
> +
> +config MARK
> +	bool "Enable MARK code markers"
> +	default y
> +	help
> +	  Activate markers that can call printk or can be instrumented
> +	  dynamically.
> +
> +choice
> +	prompt "MARK code marker behavior"
> +	default MARK_KPROBE
> +	depends on MARK
> +	help
> +	  Configuration of markers that can call printk or can be
> +	  instrumented dynamically.
> +
> +config MARK_KPROBE
> +	bool "KPROBE"
> +	---help---
> +	Change markers for a symbol "__mark_modulename_event".
> +config MARK_JPROBE
> +	bool "JPROBE"
> +	---help---
> +	Change markers for a symbol "__mark_modulename_event"
> +	and create a target for a high speed dynamic probe.
> +config MARK_FPROBE
> +	bool "FPROBE"
> +	---help---
> +	Change markers for a function call.
> +config MARK_PRINT
> +	bool "PRINT"
> +	---help---
> +	Call printk from the marker.
> +endchoice
> +
> +config MARK_NOPRINT
> +	bool "Enable MARK_NOPRINT code markers"
> +	default y
> +	help
> +	  Activate markers that cannot call printk.
> + 
> +choice
> +	prompt "MARK_NOPRINT code marker behavior"
> +	default MARK_NOPRINT_KPROBE
> +	depends on MARK_NOPRINT
> +	help
> +	  Configuration of markers that cannot call printk.
> +
> +config MARK_NOPRINT_KPROBE
> +	bool "KPROBE"
> +	---help---
> +	Change markers for a symbol "__mark_modulename_event".
> +config MARK_NOPRINT_JPROBE
> +	bool "JPROBE"
> +	---help---
> +	Change markers for a symbol "__mark_modulename_event"
> +	and create a target for a high speed dynamic probe.
> +config MARK_NOPRINT_FPROBE
> +	bool "FPROBE"
> +	---help---
> +	Change markers for a function call.
> +endchoice
> +
> +config MARK_STATIC
> +	bool "Enable MARK_STATIC code markers"
> +	default n
> +	help
> +	  Activate markers that cannot be instrumented dynamically. They will
> +	  generate function calls to each function-style probe.
> +
> +endmenu

I think having so many config options is not a good idea, you can group them
and reduce the number of config options.

Thanks
Prasanna

-- 
Prasanna S.P.
Linux Technology Center
India Software Labs, IBM Bangalore
Email: prasanna@in.ibm.com
Ph: 91-80-41776329
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