iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

kvm/ppc: don't call complete_mmio_load when it's a store

Browse Source 
complete_mmio_load writes back the mmio result into the
destination register.  Doing this on a store results in
register corruption.

Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Scott Wood
2013-04-15 15:07:11 +00:00
committed by Alexander Graf
parent c32498ee64
commit be28a27c99
1 changed files with 0 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
arch/powerpc/kvm/powerpc.c
View File

@ -683,7 +683,6 @@ int kvmppc_handle_store(struct kvm_run *run, struct kvm_vcpu *vcpu,
if (!kvm_io_bus_write(vcpu->kvm, KVM_MMIO_BUS, run->mmio.phys_addr, if (!kvm_io_bus_write(vcpu->kvm, KVM_MMIO_BUS, run->mmio.phys_addr,
bytes, &run->mmio.data)) { bytes, &run->mmio.data)) {
kvmppc_complete_mmio_load(vcpu, run);
vcpu->mmio_needed = 0; vcpu->mmio_needed = 0;
return EMULATE_DONE; return EMULATE_DONE;
} }