[linuxsh-dev] Maple bus broken

[NIIBE Y. <gn...@m1...>]

NIIBE Yutaka wrote:
 > Major changes from 2.4.5 is softirq handling.  Maple driver uses
 > timer, it used to be called when the kernel goes back from exceptions
 > (if it's system call, goes back to user space).  Now, it is called
 > from the kernel thread "ksoftirqd".  Does it matter?  Umm... it seems
 > not.

It could be...  In the timer bottom half, there's division.  If we use
-m4 to compile the kernel and not inhibit the use of FPU, something
wrong may occur.  As I described this situation in another thread.
--