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SubjectRe: [PATCH 5/9] PM: suspend_block: Add debugfs file
On Sun, Apr 25, 2010 at 12:53 PM, Randy Dunlap <> wrote:
> On 04/25/10 11:15, Greg KH wrote:
>> On Fri, Apr 23, 2010 at 01:58:53PM -0700, Randy Dunlap wrote:
>>> On Thu, 22 Apr 2010 18:08:54 -0700 Arve Hj?nnev?g wrote:
>>>> Report active and inactive suspend blockers in
>>>> /sys/kernel/debug/suspend_blockers.
>>> This looks more like user interface information than it does debug information.
>>> If that's correct, it shouldn't be in debugfs.
>> It's debug-like information, and has more than one value per file, so
>> debugfs seems like the proper place for it.  I have no objection to it
>> going there.
> I have no objection if it really is debug info, but I'm not convinced
> of that yet.

Our most common use of this information is to capture it in bugreports
(along with process lists, system/radio logs, memory stats, etc) as
one additional piece of data used to diagnose a misbehaving device
(most commonly to answer the "why does the battery seem to be draining
too quickly?" question).

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