KVM: x86 emulator: introduce read cache

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Introduce read cache which is needed for instruction that require more
then one exit to userspace. After returning from userspace the instruction
will be re-executed with cached read value.

Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

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Gleb Natapov 2010-04-28 19:15:22 +03:00 • committed by Avi Kivity

parent 1c11e71357

commit 9de4157367

2 changed files with 43 additions and 14 deletions

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arch/x86/include/asm/kvm_emulate.h

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56

arch/x86/kvm/emulate.c

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