Re: [PATCH] mwifiex: Use put_unaligned_le32
From: Kalle Valo
Date: Fri Oct 06 2017 - 09:32:29 EST
Himanshu Jha <himanshujha199640@xxxxxxxxx> writes:
> On Thu, Oct 05, 2017 at 11:02:50AM -0700, Brian Norris wrote:
>> On Thu, Oct 05, 2017 at 08:52:33PM +0530, Himanshu Jha wrote:
>> > There are various instances where a function used in file say for eg
>> > int func_align (void* a)
>> > is used and it is defined in align.h
>> > But many files don't *directly* include align.h and rather include
>> > any other header which includes align.h
>>
>> I believe the general rule is that you should included headers for all
>> symbols you use, and not rely on implicit includes.
>>
>> The modification to the general rule is that not all headers are
>> intended to be included directly, and in such cases there's likely a
>> parent header that is the more appropriate target.
>>
>> In this case, the key is CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS. It
>> seems that asm-generic/unaligned.h is set up to include different
>> headers, based on the expected architecture behavior.
>>
> Yes, asm-generic/unaligned.h looks more appopriate and is most generic
> implementation of unaligned accesses and arc specific.
>
> Let's see what Kalle Valo recommends! And then I will send v2 of the
> patch.
Not sure what you are asking from me. But if you are asking should it
be:
#include <asm/unaligned.h>
or:
#include <asm-generic/unaligned.h>
I think it should be the former.
--
Kalle Valo