Re: [PATCH 6/6] arm: omap: pm-debug: enhanced usecount debug support

[Kevin Hilman <khilman@xxxxxx>]

Tony Lindgren <tony@xxxxxxxxxxx> writes:

> * Tero Kristo <t-kristo@xxxxxx> [120214 08:19]:
>> Voltdm, pwrdm, clkdm, hwmod and clk usecounts are now separeted to
>> their own file, 'usecount'. This file shows the usecounts for every
>> active domain and their children recursively. 'count' file now only
>> shows power state counts for powerdomains.
>> 
>> This patch also provices a way to do printk dumps from kernel code,
>> by calling the pm_dbg_dump_X functions. The plan is to call these
>> functions once an error condition is detected, e.g. failed suspend.
>
> Why don't you replace this all with a userspace tool that deciphers
> the registers for you?

This patch isn't deciphering registers, it's just dumping usecounts, and
I think that is extremely useful to have in debugfs.

I've already removed all the register dumping from the kernel in the
hopes that someone will write a userspace tool for that.

Kevin


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