On Wed, Apr 28, 2010 at 4:13 AM, Stefan Hajnoczi stefa...@gmail.com wrote:
On Tue, Apr 27, 2010 at 10:26 PM, Stefan Hajnoczi stefa...@gmail.com wrote:
Can you double check that qemu-kvm.o is being linked in instead of kvm-all.o?
I looked again and noticed that qemu-kvm.c is included from
Hi there,
I just started to read the code of qemu-kvm-0.12.3 recently, and was
puzzled by the thread synchronization issue in qcow2.c and
qcow2-cluster.c. Could someone please enlighten me? Thanks!
Specifically, I found that BDRVQcowState.cluster_allocs, which is a
QLIST_HEAD, may be accessed
kvm-all.c:kvm_cpu_exec:
qemu_mutex_unlock_iothread();
ret = kvm_vcpu_ioctl(env, KVM_RUN, 0);
qemu_mutex_lock_iothread();
Thank you for the information. I also suspected that
qemu_mutex_lock_iothread() does the synchronization. However, my
profiling showed that