Re: StackPages errors (CALLTRACE)

From: Alan Cox (alan@lxorguk.ukuu.org.uk)
Date: Fri Jul 05 2002 - 16:12:08 EST


> 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
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/



This archive was generated by hypermail 2b29 : Sun Jul 07 2002 - 22:00:16 EST