Re: StackPages errors (CALLTRACE)

Alan Cox (alan@lxorguk.ukuu.org.uk)
Fri, 5 Jul 2002 22:12:08 +0100 (BST)


> There has also been a patch on L-K which implments CMOV on prior-PPro
> processors. john

It has a hideous overhead. Just dont use cmov blindly in kernels. The kernel
stuff will take care not to let the compiler stick cmov instructions into
a non ppro+ kernel
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