Re: [PATCH 3/8] eeepc-laptop: define rfkill notifier nodes only once

[Frans Klaver]

On Tue, Oct 28, 2014 at 6:12 AM, Darren Hart <dvhart@xxxxxxxxxxxxx> wrote:
> On Wed, Oct 22, 2014 at 09:12:38PM +0200, Frans Klaver wrote:
>> The rfkill notifier node names are used in three different places. As a
>> matter of style, it is better to store them somewhere and have the
>> compiler warn us about typos in the function arguments.
>>
>> Signed-off-by: Frans Klaver <fransklaver@xxxxxxxxx>
>> ---
>>  drivers/platform/x86/eeepc-laptop.c | 22 +++++++++++++---------
>>  1 file changed, 13 insertions(+), 9 deletions(-)
>>
>> diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c
>> index 6e3be01..e92ea41 100644
>> --- a/drivers/platform/x86/eeepc-laptop.c
>> +++ b/drivers/platform/x86/eeepc-laptop.c
>> @@ -819,11 +819,15 @@ static int eeepc_new_rfkill(struct eeepc_laptop *eeepc,
>>       return 0;
>>  }
>>
>> +static char EEEPC_RFKILL_NODE_1[] = "\\_SB.PCI0.P0P5";
>> +static char EEEPC_RFKILL_NODE_2[] = "\\_SB.PCI0.P0P6";
>> +static char EEEPC_RFKILL_NODE_3[] = "\\_SB.PCI0.P0P7";
>
> So, out of curiosity, any particular reason for static char[] instead of
> #define? I see both used frequently and didn't see any advice in CodingStyle.

My expectation is that this is more likely to produce a smaller
binary, but I have no measurements on that to back me up.

I was a bit annoyed by the fact that the acpi functions take a char*
instead of a const char*. I would have preferred static const char[]
in any case.

Thanks,
Frans
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