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authorMatthew Rosato <mjrosato@linux.vnet.ibm.com>2016-03-04 12:34:29 -0500
committerCornelia Huck <cornelia.huck@de.ibm.com>2016-03-10 10:37:15 +0100
commitd2eae20790e825656b205dbe347826ff991fb3d8 (patch)
treefeab08d5f041b3e54766bdc7762a8e982e051990
parenta648c137383d84bc4f95696e5293978d9541a26e (diff)
s390x/cpu: Cleanup init in preparation for hotplug
Ensure a valid cpu_model is set upfront by setting the default value directly into the MachineState when none is specified. This is needed to ensure hotplugged CPUs share the same cpu_model. Signed-off-by: Matthew Rosato <mjrosato@linux.vnet.ibm.com> Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Message-Id: <1457112875-5209-2-git-send-email-mjrosato@linux.vnet.ibm.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
-rw-r--r--hw/s390x/s390-virtio-ccw.c2
-rw-r--r--hw/s390x/s390-virtio.c8
-rw-r--r--hw/s390x/s390-virtio.h2
3 files changed, 6 insertions, 6 deletions
diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c
index 89f5d0d6a6..b05ed8b6e4 100644
--- a/hw/s390x/s390-virtio-ccw.c
+++ b/hw/s390x/s390-virtio-ccw.c
@@ -136,7 +136,7 @@ static void ccw_init(MachineState *machine)
virtio_ccw_register_hcalls();
/* init CPUs */
- s390_init_cpus(machine->cpu_model);
+ s390_init_cpus(machine);
if (kvm_enabled()) {
kvm_s390_enable_css_support(s390_cpu_addr2state(0));
diff --git a/hw/s390x/s390-virtio.c b/hw/s390x/s390-virtio.c
index 8e533ae88a..d40d0dc75d 100644
--- a/hw/s390x/s390-virtio.c
+++ b/hw/s390x/s390-virtio.c
@@ -93,12 +93,12 @@ void s390_init_ipl_dev(const char *kernel_filename,
qdev_init_nofail(dev);
}
-void s390_init_cpus(const char *cpu_model)
+void s390_init_cpus(MachineState *machine)
{
int i;
- if (cpu_model == NULL) {
- cpu_model = "host";
+ if (machine->cpu_model == NULL) {
+ machine->cpu_model = "host";
}
ipi_states = g_malloc(sizeof(S390CPU *) * smp_cpus);
@@ -107,7 +107,7 @@ void s390_init_cpus(const char *cpu_model)
S390CPU *cpu;
CPUState *cs;
- cpu = cpu_s390x_init(cpu_model);
+ cpu = cpu_s390x_init(machine->cpu_model);
cs = CPU(cpu);
ipi_states[i] = cpu;
diff --git a/hw/s390x/s390-virtio.h b/hw/s390x/s390-virtio.h
index eebce8e5e6..ffd014cb5b 100644
--- a/hw/s390x/s390-virtio.h
+++ b/hw/s390x/s390-virtio.h
@@ -19,7 +19,7 @@
typedef int (*s390_virtio_fn)(const uint64_t *args);
void s390_register_virtio_hypercall(uint64_t code, s390_virtio_fn fn);
-void s390_init_cpus(const char *cpu_model);
+void s390_init_cpus(MachineState *machine);
void s390_init_ipl_dev(const char *kernel_filename,
const char *kernel_cmdline,
const char *initrd_filename,