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SubjectRe: 2.6.0-test4: Unable to handle kernel NULL pointer dereference
From
On Thursday, Aug 28, 2003, at 15:10 US/Central, Andrew Morton wrote:
>
> --- 25/include/asm-i386/processor.h~disable-athlon-prefetch 2003-08-23
> 13:48:16.000000000 -0700
> +++ 25-akpm/include/asm-i386/processor.h 2003-08-23 13:48:16.000000000
> -0700
> @@ -578,6 +578,8 @@ static inline void rep_nop(void)
> #define ARCH_HAS_PREFETCH
> extern inline void prefetch(const void *x)
> {
> + if (cpu_data[0].x86_vendor == X86_VENDOR_AMD)
> + return;
> alternative_input(ASM_NOP4,
> "prefetchnta (%1)",
> X86_FEATURE_XMM,

Without a comment explaining the problem?

--
Hollis Blanchard
IBM Linux Technology Center

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