Re: linux-next: manual merge of the watchdog tree with the mfd tree

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Hi guys,

On Tue, 22 May 2012 15:37:04 -0700 Guenter Roeck <guenter@xxxxxxxxxxxx> wrote:
>
> >I don't think we have a clear standard yet, but I'm fine with either 
> >one of them.
> 
> Me too, though %04lx and typecast to long should really be sufficient.
> 
> I'd guess the change was made because resource_size_t is sometimes a long
> and sometimes a long long, depending on the platform. I hit that 
> problem a couple of times myself.

Exactly.  Since resource_size_t can be either 32 bit or 64 bit on 32 bit
platforms, you must print it as %llx and cast it to u64 always to
prevent these warnings.  If you cast it to (unsigned) long you could
possibly truncate the value.

-- 
Cheers,
Stephen Rothwell                    sfr@xxxxxxxxxxxxxxxx

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