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hw/arm/virt: extract mp-affinity calculation in separate function

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Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Message-Id: <1493816238-33120-3-git-send-email-imammedo@redhat.com>
Reviewed-by: Andrew Jones <drjones@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
This commit is contained in:
Igor Mammedov 2017-05-03 14:56:56 +02:00 • committed by Eduardo Habkost
parent 63baf8bf01
commit 46de5913b6
3 changed files with 37 additions and 20 deletions
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12
target/arm/cpu.c
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@ -458,6 +458,13 @@ static void arm_disas_set_info(CPUState *cpu, disassemble_info *info)
}
}
uint64_t arm_cpu_mp_affinity(int idx, uint8_t clustersz)
{
uint32_t Aff1 = idx / clustersz;
uint32_t Aff0 = idx % clustersz;
return (Aff1 << ARM_AFF1_SHIFT) | Aff0;
}
static void arm_cpu_initfn(Object *obj)
{
CPUState *cs = CPU(obj);
@ -709,9 +716,8 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp)
* so these bits always RAZ.
*/
if (cpu->mp_affinity == ARM64_AFFINITY_INVALID) {
uint32_t Aff1 = cs->cpu_index / ARM_DEFAULT_CPUS_PER_CLUSTER;
uint32_t Aff0 = cs->cpu_index % ARM_DEFAULT_CPUS_PER_CLUSTER;
cpu->mp_affinity = (Aff1 << ARM_AFF1_SHIFT) | Aff0;
cpu->mp_affinity = arm_cpu_mp_affinity(cs->cpu_index,
ARM_DEFAULT_CPUS_PER_CLUSTER);
}
if (cpu->reset_hivecs) {