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x86 setup: add a near jump to serialize %cr0 on 386/486
author
H. Peter Anvin
<hpa@zytor.com>
Mon, 5 Nov 2007 01:50:12 +0000
(17:50 -0800)
committer
H. Peter Anvin
<hpa@zytor.com>
Mon, 5 Nov 2007 03:47:46 +0000
(19:47 -0800)
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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