x86 setup: add a near jump to serialize %cr0 on 386/486

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The 386 and 486 needs a jump immediately after setting %cr0 in order
to serialize the pipeline.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>

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H. Peter Anvin 2007-11-04 17:50:12 -08:00

parent b55d1b1814

commit 7ed192906a

1 changed files with 2 additions and 2 deletions

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arch/x86/boot/pmjump.S

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