Hi.

I do work with montavista kernel, but regarding this particular change - 
I can see it in all kernels
(montavista, kernel.org and linux-mips). In kernel.org this change 
happened between 2.4.18 and
2.4.19, don't know when exatcly it was introduced into other kernels.

10x.


Philippe De Swert wrote:

>Hi Alexander,
>
>Do you happen to work with a clean kernel or a montavista one?
>Montavista made a lot of changes which do not necessarely reflect in the
>normal kernel code (especially on irq, pre-emptiveness and PCI)
>
>  
>
>>I have noticed that somewhere around 2.4.17 sys_sysmips() function from 
>>sysmips.c
>>was rewritten and call to o32_ret_from_sys_call disappear. This function 
>>(o32_ret_from_sys_call)
>>was responsible for calling do_softirq() after each system call. I'm 
>>curious, what is the
>>current mechanism in mips 2.4.x that ensures that do_softirq is called 
>>after system call ?
>>    
>>
>
>regards,
>
>Philippe
> 
>| Philippe De Swert -GNU/linux - uClinux freak-      
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-- 
Alexander Sirotkin
SW Engineer

Texas Instruments
Broadband Communications Israel (BCIL)
Tel:  +972-9-9706587
________________________________________________________________________
"Those who do not understand Unix are condemned to reinvent it, poorly."
      -- Henry Spencer