Messages in this thread Patch in this message | | | From | davej@redhat ... | Subject | [PATCH] Cleanup SEP errata workaround. | Date | Mon, 29 Sep 2003 18:04:34 +0100 |
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This looks a little simpler, and has the same effect.
diff -urpN --exclude-from=/home/davej/.exclude bk-linus/arch/i386/kernel/cpu/intel.c linux-2.5/arch/i386/kernel/cpu/intel.c --- bk-linus/arch/i386/kernel/cpu/intel.c 2003-09-10 20:35:24.000000000 +0100 +++ linux-2.5/arch/i386/kernel/cpu/intel.c 2003-09-24 01:34:29.000000000 +0100 @@ -238,12 +269,9 @@ static void __init init_intel(struct cpu } /* SEP CPUID bug: Pentium Pro reports SEP but doesn't have it until model 3 mask 3 */ - if ( c->x86 == 6) { - unsigned model_mask = (c->x86_model << 8) + c->x86_mask; - if (model_mask < 0x0303) - clear_bit(X86_FEATURE_SEP, c->x86_capability); - } - + if ((c->x86<<8 | c->x86_model<<4 | c->x86_mask) < 0x633) + clear_bit(X86_FEATURE_SEP, c->x86_capability); + /* Names for the Pentium II/Celeron processors detectable only by also checking the cache size. Dixon is NOT a Celeron. */ - 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/
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