Ah, excellent summary Bruce! Now I know what to look for and test
re: syscall returns. I'm confident I can at least test for the
cases without needing the MP lock, which is all we really need to be
able to optimize the critical path.
I have also successfully removed all the
On Fri, 24 Mar 2000, Matthew Dillon wrote:
> I understand why interrupts use the doreti mechanism. I don't understand
> why the syscall interface traps have to use it. As far as I can tell,
To handle AST's (for signals and forced context switches, etc), and
to do the special stuff befo