Message ID | 1411987957-31190-9-git-send-email-guz.fnst@cn.fujitsu.com |
---|---|
State | New |
Headers | show |
On Mon, 29 Sep 2014 18:52:37 +0800 Gu Zheng <guz.fnst@cn.fujitsu.com> wrote: > Introduce help function acpi_set_local_sts() to simplify acpi_cpu_plug_cb s/help/helper/ > and acpi_cpu_hotplug_init, so that we can keep bit setting in one place. > > Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com> > --- > hw/acpi/cpu_hotplug.c | 23 +++++++++++++++-------- > 1 files changed, 15 insertions(+), 8 deletions(-) > > diff --git a/hw/acpi/cpu_hotplug.c b/hw/acpi/cpu_hotplug.c > index ae48b63..8ff8c4d 100644 > --- a/hw/acpi/cpu_hotplug.c > +++ b/hw/acpi/cpu_hotplug.c > @@ -36,10 +36,9 @@ static const MemoryRegionOps AcpiCpuHotplug_ops = { > }, > }; > > -void acpi_cpu_plug_cb(ACPIREGS *ar, qemu_irq irq, > - AcpiCpuHotplug *g, DeviceState *dev, Error **errp) > +static void acpi_set_local_sts(AcpiCpuHotplug *g, CPUState *cpu, > + Error **errp) Maybe better would be: s/acpi_set_local_sts/acpi_set_cpu_present_bit/ > { > - CPUState *cpu = CPU(dev); > CPUClass *k = CPU_GET_CLASS(cpu); > int64_t cpu_id; > > @@ -49,9 +48,18 @@ void acpi_cpu_plug_cb(ACPIREGS *ar, qemu_irq irq, > return; > } > > - ar->gpe.sts[0] |= ACPI_CPU_HOTPLUG_STATUS; > g->sts[cpu_id / 8] |= (1 << (cpu_id % 8)); > +} > > +void acpi_cpu_plug_cb(ACPIREGS *ar, qemu_irq irq, > + AcpiCpuHotplug *g, DeviceState *dev, Error **errp) > +{ > + acpi_set_local_sts(g, CPU(dev), errp); > + if (*errp != NULL) { > + return; > + } > + > + ar->gpe.sts[0] |= ACPI_CPU_HOTPLUG_STATUS; > acpi_update_sci(ar, irq); > } > > @@ -61,11 +69,10 @@ void acpi_cpu_hotplug_init(MemoryRegion *parent, Object *owner, > CPUState *cpu; > > CPU_FOREACH(cpu) { > - CPUClass *cc = CPU_GET_CLASS(cpu); > - int64_t id = cc->get_arch_id(cpu); > + Error *local_err = NULL; > > - g_assert((id / 8) < ACPI_GPE_PROC_LEN); > - gpe_cpu->sts[id / 8] |= (1 << (id % 8)); > + acpi_set_local_sts(gpe_cpu, cpu, &local_err); > + g_assert(local_err == NULL); > } > memory_region_init_io(&gpe_cpu->io, owner, &AcpiCpuHotplug_ops, > gpe_cpu, "acpi-cpu-hotplug", ACPI_GPE_PROC_LEN);
diff --git a/hw/acpi/cpu_hotplug.c b/hw/acpi/cpu_hotplug.c index ae48b63..8ff8c4d 100644 --- a/hw/acpi/cpu_hotplug.c +++ b/hw/acpi/cpu_hotplug.c @@ -36,10 +36,9 @@ static const MemoryRegionOps AcpiCpuHotplug_ops = { }, }; -void acpi_cpu_plug_cb(ACPIREGS *ar, qemu_irq irq, - AcpiCpuHotplug *g, DeviceState *dev, Error **errp) +static void acpi_set_local_sts(AcpiCpuHotplug *g, CPUState *cpu, + Error **errp) { - CPUState *cpu = CPU(dev); CPUClass *k = CPU_GET_CLASS(cpu); int64_t cpu_id; @@ -49,9 +48,18 @@ void acpi_cpu_plug_cb(ACPIREGS *ar, qemu_irq irq, return; } - ar->gpe.sts[0] |= ACPI_CPU_HOTPLUG_STATUS; g->sts[cpu_id / 8] |= (1 << (cpu_id % 8)); +} +void acpi_cpu_plug_cb(ACPIREGS *ar, qemu_irq irq, + AcpiCpuHotplug *g, DeviceState *dev, Error **errp) +{ + acpi_set_local_sts(g, CPU(dev), errp); + if (*errp != NULL) { + return; + } + + ar->gpe.sts[0] |= ACPI_CPU_HOTPLUG_STATUS; acpi_update_sci(ar, irq); } @@ -61,11 +69,10 @@ void acpi_cpu_hotplug_init(MemoryRegion *parent, Object *owner, CPUState *cpu; CPU_FOREACH(cpu) { - CPUClass *cc = CPU_GET_CLASS(cpu); - int64_t id = cc->get_arch_id(cpu); + Error *local_err = NULL; - g_assert((id / 8) < ACPI_GPE_PROC_LEN); - gpe_cpu->sts[id / 8] |= (1 << (id % 8)); + acpi_set_local_sts(gpe_cpu, cpu, &local_err); + g_assert(local_err == NULL); } memory_region_init_io(&gpe_cpu->io, owner, &AcpiCpuHotplug_ops, gpe_cpu, "acpi-cpu-hotplug", ACPI_GPE_PROC_LEN);
Introduce help function acpi_set_local_sts() to simplify acpi_cpu_plug_cb and acpi_cpu_hotplug_init, so that we can keep bit setting in one place. Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com> --- hw/acpi/cpu_hotplug.c | 23 +++++++++++++++-------- 1 files changed, 15 insertions(+), 8 deletions(-)