Re: Glibc, large PIDs etc (Was: Killing clones) (fwd)
Alan Cox (alan@lxorguk.ukuu.org.uk)
Thu, 28 Aug 1997 00:04:58 +0100 (BST)
> The GDT on an i386 processor has 8,191 slots, and Linux uses several
> of them for system use.
>
> "Major redesign" would mean ripping out all the hardware-based task
> switching and roll our own.
Ingo has already done quite a bit of this, along with some ideas that
were thrown around for delayed tlb flushing so kernel->kernel switches
don't flush tlbs or reload the MMU.
Alan