KVM: x86 emulator: prefetch up to 15 bytes of the instruction executed

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Instead of fetching one byte at a time, prefetch 15 bytes (or until the next
page boundary) to avoid guest page table walks.

Signed-off-by: Avi Kivity <avi@qumranet.com>

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This commit is contained in:

Avi Kivity 2007-11-20 13:15:52 +02:00

parent 93a0039c8d

commit 6226686954

2 changed files with 43 additions and 2 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

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38

drivers/kvm/x86_emulate.c

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7

drivers/kvm/x86_emulate.h

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