RE: ExceptionHandler

Hi Alexei,

My suggestion would be to run a helper thread within the original thread's
address space and then have that helper change the exception handler TCR in
the UTCB of the original thread.

Best Regards,
-Jan



--
Jan Stoess
System Architecture Group
University of Karlsruhe
Phone: +49 (721) 608-4056 
Fax: +49 (721) 608-7664 
eMail: [email protected]


> -----Original Message-----
> From: [email protected] [mailto:[email protected]
> karlsruhe.de] On Behalf Of Alexei Mandrykine
> Sent: Sunday, October 07, 2007 19:38
> To: [email protected]
> Subject: ExceptionHandler
> 
> Hello l4ka,
> 
>   According to the "L4 eXperimental Kernel Reference Manual"
>   there are two functions for control ExceptionHandler.
> 
>   According to the manual, these functions can control ID of
>   exception handler thread for himself.
>   How to set exception handler for any other thread except himself?
> 
>   This problem may arise in case of emulation of x86 INT instruction.
> 
> --
> Best regards,
>  Alexei                          mailto:[email protected]
>