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| author | Nadav Amit <namit@cs.technion.ac.il> | 2014-05-25 23:05:21 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2014-05-27 10:22:56 +0200 |
| commit | 9b88ae99d2fe11e359b3b3992aff953e28b0b43a (patch) | |
| tree | 11e43ca7db20ad0583755642b384939101938914 /Documentation/virtual/kvm | |
| parent | fc57ac2c9ca8109ea97fcc594f4be436944230cc (diff) | |
KVM: x86: MOV CR/DR emulation should ignore mod
MOV CR/DR instructions ignore the mod field (in the ModR/M byte). As the SDM
states: "The 2 bits in the mod field are ignored". Accordingly, the second
operand of these instructions is always a general purpose register.
The current emulator implementation does not do so. If the mod bits do not
equal 3, it expects the second operand to be in memory.
Signed-off-by: Nadav Amit <namit@cs.technion.ac.il>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'Documentation/virtual/kvm')
0 files changed, 0 insertions, 0 deletions