Re: Changes block

Alan Cox (
Sun, 3 Aug 1997 21:59:28 +0100 (BST)

> It's using floating point calculations in the kernel, which can result in
> various random errors (the x86 fp emulation doesn't actually support
> emulating kernel code, and even if you have fp hardware there is nothing
> that guarantees that the floating point state is sane).

It only works on machine with an FPU (read the docs on it), and it saves
the FPU state. The soundmodem does the same trick, as does the pentium
memcpy patch. All of those work fine when properly implemented.