Le mar. 8 sept. 2020 08:33, Paolo Bonzini <pbonz...@redhat.com> a écrit :
> On 07/09/20 22:35, Alexander Bulekov wrote: > >>> RFC because I believe the correct fix is to NOT use current_cpu > >>> out of cpus.c, at least use qemu_get_cpu(0) to get the first vCPU. > >> Yes, I agree -- I don't think this is the correct fix. > >> current_cpu is documented as "only valid inside cpu_exec()", > >> ie if you're actually on a vcpu thread you can use it, but if > >> you're not on a CPU thread, like the monitor, you need to > >> say which vCPU you want to affect. For the monitor, that > > Following up on this old thread.. Does qtest count as a pseudo-vCPU? > > Since qtest already uses first_cpu for all of its address_space calls, > > would it be appropriate to set current_cpu to first_cpu in qtest's > > initialization? > qtest doesn't provide vCPU so first_cpu = NULL, that wouldn't help. > No, current_cpu should never be set on non-vCPU threads. > > Paolo > > >
