Re: [PATCH] ax25.h unsigned long type for ax25 timers

[David Miller <davem@xxxxxxxxxxxxx>]

From: Bernard Pidoux <bpidoux@xxxxxxx>
Date: Tue, 17 Jun 2008 15:04:38 +0200

> In linux/include/linux/ax25.h
> ax25_info_struct timers types remain unsigned
> 
> struct ax25_info_struct {
> 	unsigned int	n2, n2count;
> 	unsigned int	t1, t1timer;
> 	unsigned int	t2, t2timer;
> 	unsigned int	t3, t3timer;
> 	unsigned int	idle, idletimer;
>         .....
> };
> 
> while in linux/include/net/ax25.h timers are unsigned long according
> to kernel 2.6 timers.
> 
> typedef struct ax25_cb {
>         .....
>         struct timer_list       t1timer, t2timer, t3timer, idletimer;
>         unsigned long           t1, t2, t3, idle, rtt;
>         ....
> 
> Although ax25_info_struct is not much used it is refered at least
> into libax25 and xfbb BBS application program.
> 
> It seems thus reasonable to make the change.
> 
> Signed-off-by: Bernard Pidoux <f6bvp@xxxxxxxxx>

Unfortunately this datastructure is exported to userspace,
and therefore we cannot change the structure layout without
breaking userspace.

We cannot, as a result, make this change.

The only way to fix this is to make a new fixed structure, and add new
ax25 calls that accept this new structure.
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