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SubjectRe: [PATCH] 2.6 workaround for Athlon/Opteron prefetch errata
Date
In article <20030912202851.3529e7e7.ak@suse.de>,
Andi Kleen <ak@suse.de> wrote:
| On Fri, 12 Sep 2003 20:22:16 +0200
| Adrian Bunk <bunk@fs.tum.de> wrote:
|
|
| >
| > But even CONFIG_X86_GENERIC doesn't do what you expect. A kernel
| > compiled for Athlon wouldn't run on a Pentium 4 even with
| > CONFIG_X86_GENERIC.
|
| It does. Just try it.
|
| >
| > Quoting arch/i386/Kconfig in -test5:
| >
| > <-- snip -->
| >
| > config X86_USE_3DNOW
| > bool
| > depends on MCYRIXIII || MK7
| > default y
|
| That's obsolete and could be removed. All 3dnow! code is dynamically patched depending on the CPUID.

And if that isn't all in init it's another good target for getting rid
of bloat. You suggested people look for other places, here's one.
--
bill davidsen <davidsen@tmr.com>
CTO, TMR Associates, Inc
Doing interesting things with little computers since 1979.
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