KVM: Use standard CR4 flags, tighten checking

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On this machine (Intel), writing to the CR4 bits 0x00000800 and
0x00001000 cause a GPF.  The Intel manual is a little unclear, but
AFIACT they're reserved, too.

Also fix spelling of CR4_RESEVED_BITS.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Avi Kivity <avi@qumranet.com>

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This commit is contained in:

Rusty Russell 2007-07-17 23:34:16 +10:00 • committed by Avi Kivity

parent f802a307cb

commit 66aee91aaa

5 changed files with 22 additions and 27 deletions

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16

drivers/kvm/kvm.h

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16

drivers/kvm/kvm_main.c

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7

drivers/kvm/svm.c

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8

drivers/kvm/vmx.c

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2

drivers/kvm/vmx.h

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