Cyril Wallois wrote:
> Hi all,
>
> This problem seems to be solve with last version of Xenomai.
>
> Nevertheless, Rtping doesn't run. Now I have the following error message :
>
> Xenomai: suspending kernel thread bf0096f0 ('rtnet-rtpc') at 0xc002d3c8
> after exception #0
>
> The error seems to comes from the function rt_icmp_echo_reply, I put
> some some printk in this function, and conclude that the error appears
> when trying to use the rtt field of the ping structure in ipv4_cmd :
>
> struct ipv4_cmd {
> struct rtnet_ioctl_head head;
>
> union {
> ...
>
> /*** rtping ***/
> struct {
> __u32 ip_addr;
> __u16 id;
> __u16 sequence;
> __u32 msg_size;
> __u32 timeout;
> __s64 rtt;
> } ping;
>
> __u64 __padding[8];
> } args;
> };
>
> I don't know why I have this error with this embedded system (PXA270,
> armv5te) and not with the previous system (armv4t). The compiler is a
> bit different, arm-linux-gnueabi against arm-linux-eabi before.
Could you show us a disassembly of the two functions?
--
Gilles.
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