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| author | Ingo Molnar <mingo@elte.hu> | 2008-06-16 11:16:46 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-06-16 11:16:46 +0200 |
| commit | cb9aa97c21c59ad01c9514d7faf45dc166fba226 (patch) | |
| tree | 66a530f154db78b85f5b1406ebc51401df8d3913 /arch/ia64/kvm/mmio.c | |
| parent | 668a6c3654560aef8741642478973e205a4f02bf (diff) | |
| parent | 066519068ad2fbe98c7f45552b1f592903a9c8c8 (diff) | |
Merge branch 'linus' into tracing/mmiotrace-mergefixupstip-tracing-mmiotrace-mergefixups-2008-06-16_09.16_Mon
Diffstat (limited to 'arch/ia64/kvm/mmio.c')
| -rw-r--r-- | arch/ia64/kvm/mmio.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/ia64/kvm/mmio.c b/arch/ia64/kvm/mmio.c index 351bf70da463..7f1a858bc69f 100644 --- a/arch/ia64/kvm/mmio.c +++ b/arch/ia64/kvm/mmio.c @@ -159,7 +159,8 @@ static void mmio_access(struct kvm_vcpu *vcpu, u64 src_pa, u64 *dest, if (p->u.ioreq.state == STATE_IORESP_READY) { if (dir == IOREQ_READ) - *dest = p->u.ioreq.data; + /* it's necessary to ensure zero extending */ + *dest = p->u.ioreq.data & (~0UL >> (64-(s*8))); } else panic_vm(vcpu); out: |