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SubjectRe: [PATCH] 2.6 workaround for Athlon/Opteron prefetch errata
Date
In article <20030912182216.GK27368@fs.tum.de>,
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.
|
| Quoting arch/i386/Kconfig in -test5:
|
| <-- snip -->
|
| config X86_USE_3DNOW
| bool
| depends on MCYRIXIII || MK7
| default y
|
| <-- snip -->
|
| My patch in the mail
|
| RFC: [2.6 patch] better i386 CPU selection
|
| tries to solve these problem with a different approach (the user selects
| all CPUs he wants to support).

If you have managed to work around all the conflicting capabilities
without leaving the kernel way suboptimal on some, I salute your better
solution.
--
bill davidsen <davidsen@tmr.com>
CTO, TMR Associates, Inc
Doing interesting things with little computers since 1979.
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