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Re: [Qemu-devel] [PATCH v3 01/16] Introduce probe mode for machine type
From: |
Michael Mueller |
Subject: |
Re: [Qemu-devel] [PATCH v3 01/16] Introduce probe mode for machine type none |
Date: |
Mon, 2 Mar 2015 17:43:52 +0100 |
On Mon, 02 Mar 2015 14:57:21 +0100
Andreas Färber <address@hidden> wrote:
> > int configure_accelerator(MachineState *ms)
> > {
> > - const char *p;
> > + const char *p, *name;
> > char buf[10];
> > int ret;
> > bool accel_initialised = false;
> > bool init_failed = false;
> > AccelClass *acc = NULL;
> > + ObjectClass *oc;
> > + bool probe_mode = false;
> >
> > p = qemu_opt_get(qemu_get_machine_opts(), "accel");
> > if (p == NULL) {
> > - /* Use the default "accelerator", tcg */
> > - p = "tcg";
> > + oc = (ObjectClass *) MACHINE_GET_CLASS(current_machine);
> > + name = object_class_get_name(oc);
> > + probe_mode = !strcmp(name, "none" TYPE_MACHINE_SUFFIX);
> > + if (probe_mode) {
> > + /* Use these accelerators in probe mode, tcg should be last */
> > + p = probe_mode_accels;
> > + } else {
> > + /* Use the default "accelerator", tcg */
> > + p = "tcg";
> > + }
> > }
>
> Can't we instead use an explicit ,accel=probe or ,accel=auto?
> That would then obsolete the next patch.
How would you express the following with the accel=<pseudo-accel> approach?
-probe -machine s390-ccw,accel=kvm
Using machine "none" as default with tcg as last accelerator initialized should
not break
anything.
-M none
The return code of configure_accelerator() is ignored anyway.
Thanks,
Michael
- [Qemu-devel] [PATCH v3 00/16] s390x cpu model implementation, Michael Mueller, 2015/03/02
- [Qemu-devel] [PATCH v3 01/16] Introduce probe mode for machine type none, Michael Mueller, 2015/03/02
- Re: [Qemu-devel] [PATCH v3 01/16] Introduce probe mode for machine type none, Andreas Färber, 2015/03/02
- Re: [Qemu-devel] [PATCH v3 01/16] Introduce probe mode for machine type none,
Michael Mueller <=
- Re: [Qemu-devel] [PATCH v3 01/16] Introduce probe mode for machine type none, Andreas Färber, 2015/03/02
- Re: [Qemu-devel] [PATCH v3 01/16] Introduce probe mode for machine type none, Michael Mueller, 2015/03/03
- Re: [Qemu-devel] [PATCH v3 01/16] Introduce probe mode for machine type none, Eduardo Habkost, 2015/03/04
- Re: [Qemu-devel] [PATCH v3 01/16] Introduce probe mode for machine type none, Michael Mueller, 2015/03/05
- Re: [Qemu-devel] [PATCH v3 01/16] Introduce probe mode for machine type none, Eduardo Habkost, 2015/03/05
Re: [Qemu-devel] [PATCH v3 01/16] Introduce probe mode for machine type none, Eduardo Habkost, 2015/03/02
[Qemu-devel] [PATCH v3 03/16] Introduce stub routine cpu_desc_avail, Michael Mueller, 2015/03/02
[Qemu-devel] [PATCH v3 12/16] target-s390x: Prepare accelerator during cpu object realization, Michael Mueller, 2015/03/02
[Qemu-devel] [PATCH v3 13/16] target-s390x: New QMP command query-cpu-model, Michael Mueller, 2015/03/02