x86 setup: add a near jump to serialize %cr0 on 386/486
authorH. Peter Anvin <hpa@zytor.com>
Mon, 5 Nov 2007 01:50:12 +0000 (17:50 -0800)
committerH. Peter Anvin <hpa@zytor.com>
Mon, 5 Nov 2007 03:47:46 +0000 (19:47 -0800)
commit7ed192906a2144ebc8ca2925a85d27b9c5355668
tree350af59996f750ae2a2d7d7ccf2ffbb596a571e8
parentb55d1b1814c52463c11707f53dbdc223e09b2924
x86 setup: add a near jump to serialize %cr0 on 386/486

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>
arch/x86/boot/pmjump.S