[PATCH 1/3] arm64: dump: Make ptdump debugfs a separate option

Laura Abbott labbott at redhat.com
Thu Sep 29 18:11:44 PDT 2016


On 09/29/2016 05:48 PM, Mark Rutland wrote:
> On Thu, Sep 29, 2016 at 05:31:09PM -0700, Laura Abbott wrote:
>> On 09/29/2016 05:13 PM, Mark Rutland wrote:
>>> On Thu, Sep 29, 2016 at 02:32:55PM -0700, Laura Abbott wrote:
>>>> +int ptdump_register(struct ptdump_info *info, const char *name)
>>>> +{
>>>> +	ptdump_initialize(info);
>>>> +	return ptdump_debugfs_create(info, name);
>>>> }
>>>
>>> It feels like a layering violation to have the core ptdump code call the
>>> debugfs ptdump code. Is there some reason this has to live here?
>>
>> Which 'this' are you referring to here? Are you suggesting moving
>> the ptdump_register elsewhere or moving the debugfs create elsewhere?
>
> Sorry, I should have worded that better.
>
> I meant moving ptdump_register into ptdump_debugfs.c, perhaps renamed to make it
> clear it's debugfs-specific.
>
> We could instead update existing users to call ptdump_debugfs_create()
> directly, and have that call ptdump_initialize(), which could itself become a
> staic inline in a header.

Ah okay, I see what you are suggesting. ptdump_initialize should still
happen regardless of debugfs status though so I guess 
ptdump_debugfs_create would just get turned into just ptdump_initialize
which seems a little unclear. I'll come up with some other shed 
colors^W^Wfunction names.

Thanks,
Laura




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