On Sun, May 19, 2019 at 04:54:22AM +0800, Like Xu wrote: > The global smp variables in ppc are replaced with smp machine properties. > > A local variable of the same name would be introduced in the declaration > phase if it's used widely in the context OR replace it on the spot if it's > only used once. No semantic changes. > > Signed-off-by: Like Xu <like...@linux.intel.com>
Any objections from the ppc maintainers to queueing this through the Machine Core tree? > --- > hw/ppc/e500.c | 3 +++ > hw/ppc/mac_newworld.c | 3 ++- > hw/ppc/mac_oldworld.c | 3 ++- > hw/ppc/pnv.c | 6 ++++-- > hw/ppc/prep.c | 4 ++-- > hw/ppc/spapr.c | 34 ++++++++++++++++++++++++++-------- > hw/ppc/spapr_rtas.c | 4 +++- > 7 files changed, 42 insertions(+), 15 deletions(-) > > diff --git a/hw/ppc/e500.c b/hw/ppc/e500.c > index beb2efd694..5e42e5a059 100644 > --- a/hw/ppc/e500.c > +++ b/hw/ppc/e500.c > @@ -307,6 +307,7 @@ static int ppce500_load_device_tree(PPCE500MachineState > *pms, > bool dry_run) > { > MachineState *machine = MACHINE(pms); > + unsigned int smp_cpus = machine->smp.cpus; > const PPCE500MachineClass *pmc = PPCE500_MACHINE_GET_CLASS(pms); > CPUPPCState *env = first_cpu->env_ptr; > int ret = -1; > @@ -734,6 +735,7 @@ static DeviceState > *ppce500_init_mpic_qemu(PPCE500MachineState *pms, > SysBusDevice *s; > int i, j, k; > MachineState *machine = MACHINE(pms); > + unsigned int smp_cpus = machine->smp.cpus; > const PPCE500MachineClass *pmc = PPCE500_MACHINE_GET_CLASS(pms); > > dev = qdev_create(NULL, TYPE_OPENPIC); > @@ -846,6 +848,7 @@ void ppce500_init(MachineState *machine) > struct boot_info *boot_info; > int dt_size; > int i; > + unsigned int smp_cpus = machine->smp.cpus; > /* irq num for pin INTA, INTB, INTC and INTD is 1, 2, 3 and > * 4 respectively */ > unsigned int pci_irq_nrs[PCI_NUM_PINS] = {1, 2, 3, 4}; > diff --git a/hw/ppc/mac_newworld.c b/hw/ppc/mac_newworld.c > index 02d8559621..257b26ee24 100644 > --- a/hw/ppc/mac_newworld.c > +++ b/hw/ppc/mac_newworld.c > @@ -135,6 +135,7 @@ static void ppc_core99_init(MachineState *machine) > DeviceState *dev, *pic_dev; > hwaddr nvram_addr = 0xFFF04000; > uint64_t tbfreq; > + unsigned int smp_cpus = machine->smp.cpus; > > linux_boot = (kernel_filename != NULL); > > @@ -464,7 +465,7 @@ static void ppc_core99_init(MachineState *machine) > sysbus_mmio_map(s, 1, CFG_ADDR + 2); > > fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)smp_cpus); > - fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus); > + fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)machine->smp.max_cpus); > fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size); > fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, machine_arch); > fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base); > diff --git a/hw/ppc/mac_oldworld.c b/hw/ppc/mac_oldworld.c > index 460cbc7923..1968f05a6c 100644 > --- a/hw/ppc/mac_oldworld.c > +++ b/hw/ppc/mac_oldworld.c > @@ -99,6 +99,7 @@ static void ppc_heathrow_init(MachineState *machine) > DeviceState *dev, *pic_dev; > BusState *adb_bus; > int bios_size; > + unsigned int smp_cpus = machine->smp.cpus; > uint16_t ppc_boot_device; > DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS]; > void *fw_cfg; > @@ -322,7 +323,7 @@ static void ppc_heathrow_init(MachineState *machine) > sysbus_mmio_map(s, 1, CFG_ADDR + 2); > > fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)smp_cpus); > - fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus); > + fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)machine->smp.max_cpus); > fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size); > fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, ARCH_HEATHROW); > fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base); > diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c > index 1e8c505936..3bb15338de 100644 > --- a/hw/ppc/pnv.c > +++ b/hw/ppc/pnv.c > @@ -678,7 +678,8 @@ static void pnv_init(MachineState *machine) > object_property_add_child(OBJECT(pnv), chip_name, chip, > &error_fatal); > object_property_set_int(chip, PNV_CHIP_HWID(i), "chip-id", > &error_fatal); > - object_property_set_int(chip, smp_cores, "nr-cores", &error_fatal); > + object_property_set_int(chip, machine->smp.cores, > + "nr-cores", &error_fatal); > object_property_set_bool(chip, true, "realized", &error_fatal); > } > g_free(chip_typename); > @@ -1134,6 +1135,7 @@ static void pnv_chip_instance_init(Object *obj) > > static void pnv_chip_core_realize(PnvChip *chip, Error **errp) > { > + MachineState *ms = MACHINE(qdev_get_machine()); > Error *error = NULL; > PnvChipClass *pcc = PNV_CHIP_GET_CLASS(chip); > const char *typename = pnv_chip_core_typename(chip); > @@ -1168,7 +1170,7 @@ static void pnv_chip_core_realize(PnvChip *chip, Error > **errp) > snprintf(core_name, sizeof(core_name), "core[%d]", core_hwid); > object_property_add_child(OBJECT(chip), core_name, OBJECT(pnv_core), > &error_fatal); > - object_property_set_int(OBJECT(pnv_core), smp_threads, "nr-threads", > + object_property_set_int(OBJECT(pnv_core), ms->smp.threads, > "nr-threads", > &error_fatal); > object_property_set_int(OBJECT(pnv_core), core_hwid, > CPU_CORE_PROP_CORE_ID, &error_fatal); > diff --git a/hw/ppc/prep.c b/hw/ppc/prep.c > index b7f459d475..968fd3ade2 100644 > --- a/hw/ppc/prep.c > +++ b/hw/ppc/prep.c > @@ -428,7 +428,7 @@ static void ppc_prep_init(MachineState *machine) > linux_boot = (kernel_filename != NULL); > > /* init CPUs */ > - for (i = 0; i < smp_cpus; i++) { > + for (i = 0; i < machine->smp.cpus; i++) { > cpu = POWERPC_CPU(cpu_create(machine->cpu_type)); > env = &cpu->env; > > @@ -765,7 +765,7 @@ static void ibm_40p_init(MachineState *machine) > boot_device = machine->boot_order[0]; > } > > - fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus); > + fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)machine->smp.max_cpus); > fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)machine->ram_size); > fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, ARCH_PREP); > > diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c > index 7fb34decb9..25da337f84 100644 > --- a/hw/ppc/spapr.c > +++ b/hw/ppc/spapr.c > @@ -105,6 +105,9 @@ > */ > static int spapr_vcpu_id(SpaprMachineState *spapr, int cpu_index) > { > + MachineState *ms = MACHINE(spapr); > + unsigned int smp_threads = ms->smp.threads; > + > assert(spapr->vsmt); > return > (cpu_index / smp_threads) * spapr->vsmt + cpu_index % smp_threads; > @@ -152,8 +155,10 @@ static void pre_2_10_vmstate_unregister_dummy_icp(int i) > > int spapr_max_server_number(SpaprMachineState *spapr) > { > + MachineState *ms = MACHINE(spapr); > + > assert(spapr->vsmt); > - return DIV_ROUND_UP(max_cpus * spapr->vsmt, smp_threads); > + return DIV_ROUND_UP(ms->smp.max_cpus * spapr->vsmt, ms->smp.threads); > } > > static int spapr_fixup_cpu_smt_dt(void *fdt, int offset, PowerPCCPU *cpu, > @@ -286,6 +291,7 @@ static void spapr_populate_pa_features(SpaprMachineState > *spapr, > > static int spapr_fixup_cpu_dt(void *fdt, SpaprMachineState *spapr) > { > + MachineState *ms = MACHINE(spapr); > int ret = 0, offset, cpus_offset; > CPUState *cs; > char cpu_model[32]; > @@ -295,7 +301,7 @@ static int spapr_fixup_cpu_dt(void *fdt, > SpaprMachineState *spapr) > PowerPCCPU *cpu = POWERPC_CPU(cs); > DeviceClass *dc = DEVICE_GET_CLASS(cs); > int index = spapr_get_vcpu_id(cpu); > - int compat_smt = MIN(smp_threads, ppc_compat_max_vthreads(cpu)); > + int compat_smt = MIN(ms->smp.threads, ppc_compat_max_vthreads(cpu)); > > if (!spapr_is_thread0_in_vcore(spapr, cpu)) { > continue; > @@ -441,6 +447,7 @@ static int spapr_populate_memory(SpaprMachineState > *spapr, void *fdt) > static void spapr_populate_cpu_dt(CPUState *cs, void *fdt, int offset, > SpaprMachineState *spapr) > { > + MachineState *ms = MACHINE(spapr); > PowerPCCPU *cpu = POWERPC_CPU(cs); > CPUPPCState *env = &cpu->env; > PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cs); > @@ -452,7 +459,8 @@ static void spapr_populate_cpu_dt(CPUState *cs, void > *fdt, int offset, > uint32_t cpufreq = kvm_enabled() ? kvmppc_get_clockfreq() : 1000000000; > uint32_t page_sizes_prop[64]; > size_t page_sizes_prop_size; > - uint32_t vcpus_per_socket = smp_threads * smp_cores; > + unsigned int smp_threads = ms->smp.threads; > + uint32_t vcpus_per_socket = smp_threads * ms->smp.cores; > uint32_t pft_size_prop[] = {0, cpu_to_be32(spapr->htab_shift)}; > int compat_smt = MIN(smp_threads, ppc_compat_max_vthreads(cpu)); > SpaprDrc *drc; > @@ -1022,6 +1030,7 @@ int spapr_h_cas_compose_response(SpaprMachineState > *spapr, > > static void spapr_dt_rtas(SpaprMachineState *spapr, void *fdt) > { > + MachineState *ms = MACHINE(spapr); > int rtas; > GString *hypertas = g_string_sized_new(256); > GString *qemu_hypertas = g_string_sized_new(256); > @@ -1032,7 +1041,7 @@ static void spapr_dt_rtas(SpaprMachineState *spapr, > void *fdt) > cpu_to_be32(max_device_addr >> 32), > cpu_to_be32(max_device_addr & 0xffffffff), > 0, cpu_to_be32(SPAPR_MEMORY_BLOCK_SIZE), > - cpu_to_be32(max_cpus / smp_threads), > + cpu_to_be32(ms->smp.max_cpus / ms->smp.threads), > }; > uint32_t maxdomain = cpu_to_be32(spapr->gpu_numa_id > 1 ? 1 : 0); > uint32_t maxdomains[] = { > @@ -2540,7 +2549,7 @@ static void spapr_validate_node_memory(MachineState > *machine, Error **errp) > /* find cpu slot in machine->possible_cpus by core_id */ > static CPUArchId *spapr_find_cpu_slot(MachineState *ms, uint32_t id, int > *idx) > { > - int index = id / smp_threads; > + int index = id / ms->smp.threads; > > if (index >= ms->possible_cpus->len) { > return NULL; > @@ -2553,10 +2562,12 @@ static CPUArchId *spapr_find_cpu_slot(MachineState > *ms, uint32_t id, int *idx) > > static void spapr_set_vsmt_mode(SpaprMachineState *spapr, Error **errp) > { > + MachineState *ms = MACHINE(spapr); > Error *local_err = NULL; > bool vsmt_user = !!spapr->vsmt; > int kvm_smt = kvmppc_smt_threads(); > int ret; > + unsigned int smp_threads = ms->smp.threads; > > if (!kvm_enabled() && (smp_threads > 1)) { > error_setg(&local_err, "TCG cannot support more than 1 thread/core " > @@ -2630,6 +2641,9 @@ static void spapr_init_cpus(SpaprMachineState *spapr) > SpaprMachineClass *smc = SPAPR_MACHINE_GET_CLASS(machine); > const char *type = spapr_get_cpu_core_type(machine->cpu_type); > const CPUArchIdList *possible_cpus; > + unsigned int smp_cpus = machine->smp.cpus; > + unsigned int smp_threads = machine->smp.threads; > + unsigned int max_cpus = machine->smp.max_cpus; > int boot_cores_nr = smp_cpus / smp_threads; > int i; > > @@ -3856,6 +3870,7 @@ static void spapr_core_pre_plug(HotplugHandler > *hotplug_dev, DeviceState *dev, > const char *type = object_get_typename(OBJECT(dev)); > CPUArchId *core_slot; > int index; > + unsigned int smp_threads = machine->smp.threads; > > if (dev->hotplugged && !mc->has_hotpluggable_cpus) { > error_setg(&local_err, "CPU hotplug not supported for this machine"); > @@ -4110,14 +4125,16 @@ spapr_cpu_index_to_props(MachineState *machine, > unsigned cpu_index) > > static int64_t spapr_get_default_cpu_node_id(const MachineState *ms, int idx) > { > - return idx / smp_cores % nb_numa_nodes; > + return idx / ms->smp.cores % nb_numa_nodes; > } > > static const CPUArchIdList *spapr_possible_cpu_arch_ids(MachineState > *machine) > { > int i; > + unsigned int smp_threads = machine->smp.threads; > + unsigned int smp_cpus = machine->smp.cpus; > const char *core_type; > - int spapr_max_cores = max_cpus / smp_threads; > + int spapr_max_cores = machine->smp.max_cpus / smp_threads; > MachineClass *mc = MACHINE_GET_CLASS(machine); > > if (!mc->has_hotpluggable_cpus) { > @@ -4240,6 +4257,7 @@ int spapr_get_vcpu_id(PowerPCCPU *cpu) > void spapr_set_vcpu_id(PowerPCCPU *cpu, int cpu_index, Error **errp) > { > SpaprMachineState *spapr = SPAPR_MACHINE(qdev_get_machine()); > + MachineState *ms = MACHINE(spapr); > int vcpu_id; > > vcpu_id = spapr_vcpu_id(spapr, cpu_index); > @@ -4248,7 +4266,7 @@ void spapr_set_vcpu_id(PowerPCCPU *cpu, int cpu_index, > Error **errp) > error_setg(errp, "Can't create CPU with id %d in KVM", vcpu_id); > error_append_hint(errp, "Adjust the number of cpus to %d " > "or try to raise the number of threads per core\n", > - vcpu_id * smp_threads / spapr->vsmt); > + vcpu_id * ms->smp.threads / spapr->vsmt); > return; > } > > diff --git a/hw/ppc/spapr_rtas.c b/hw/ppc/spapr_rtas.c > index ee24212765..c9ffe9786c 100644 > --- a/hw/ppc/spapr_rtas.c > +++ b/hw/ppc/spapr_rtas.c > @@ -231,6 +231,8 @@ static void rtas_ibm_get_system_parameter(PowerPCCPU *cpu, > target_ulong args, > uint32_t nret, target_ulong rets) > { > + MachineState *ms = MACHINE(qdev_get_machine()); > + unsigned int max_cpus = ms->smp.max_cpus; > target_ulong parameter = rtas_ld(args, 0); > target_ulong buffer = rtas_ld(args, 1); > target_ulong length = rtas_ld(args, 2); > @@ -244,7 +246,7 @@ static void rtas_ibm_get_system_parameter(PowerPCCPU *cpu, > "MaxPlatProcs=%d", > max_cpus, > current_machine->ram_size / MiB, > - smp_cpus, > + ms->smp.cpus, > max_cpus); > ret = sysparm_st(buffer, length, param_val, strlen(param_val) + 1); > g_free(param_val); > -- > 2.21.0 > > -- Eduardo