On Tuesday, February 07, 2012 19:13:27 Martin Hundebøll wrote:
> On 2012-02-07 12:10, Marek Lindner wrote:
> >>> + unsigned long random_seqno;
> >>> 
> >>> >  >  +
> >>> >  >  +   /* randomize initial seqno to avoid collision */
> >>> >  >  +   get_random_bytes(&random_seqno, sizeof(unsigned long));
> >>> >  >  +   atomic_set(&hard_iface->seqno, (uint32_t)random_seqno);
> >> >  
> >> >  Wouldn't it be better to cast "unsigned long" in the call to
> >> >  atomic_set()?
> > 
> > Why should it better ?
> 
> Maybe not better, but at least it is consistent with the type of
> random_seqno, which is unsigned long. I know the two types are identical,
> but nevertheless, I like to use the same type of type :)

You lost me somewhere. Yes, random_seqno is unsigned long. If we wanted to 
store unsigned long we would not need a cast. 
However, in my kernel the second argument for atomic_set() is "int" and not 
"unsigned long" which why we have a cast there.

Regards,
Marek

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