diff options
author | Paul Mackerras <paulus@samba.org> | 2008-06-30 10:16:50 +1000 |
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committer | Paul Mackerras <paulus@samba.org> | 2008-06-30 10:16:50 +1000 |
commit | e9a4b6a3f6592862a67837e80aad3f50468857a6 (patch) | |
tree | 087420cf91ac922c7e99757c4490a605ec7b10f2 /arch/ia64/kvm/mmio.c | |
parent | 441dbb500b4344a8e3125e5aabab4f9dbf72514f (diff) | |
parent | 1702b52092e9a6d05398d3f9581ddc050ef00d06 (diff) |
Merge branch 'linux-2.6'
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 351bf70da46..7f1a858bc69 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: |