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Re: [Qemu-devel] [PATCH v3 09/10] hw: Replace global smp variables with
From: |
Eduardo Habkost |
Subject: |
Re: [Qemu-devel] [PATCH v3 09/10] hw: Replace global smp variables with MachineState for all remaining archs |
Date: |
Thu, 6 Jun 2019 00:00:08 -0300 |
On Sun, May 19, 2019 at 04:54:27AM +0800, Like Xu wrote:
> The global smp variables in alpha/hppa/mips/openrisc/sparc*/xtensa codes
> are replaced with smp properties from MachineState.
>
> 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 <address@hidden>
> Reviewed-by: Alistair Francis <address@hidden>
CCing the maintainers for those machines. Any objections to merging this
through the Machine Core tree?
> ---
> hw/alpha/dp264.c | 1 +
> hw/hppa/machine.c | 2 ++
> hw/mips/boston.c | 2 +-
> hw/mips/mips_malta.c | 2 ++
> hw/openrisc/openrisc_sim.c | 1 +
> hw/sparc/sun4m.c | 2 ++
> hw/sparc64/sun4u.c | 4 ++--
> hw/xtensa/sim.c | 2 +-
> hw/xtensa/xtfpga.c | 1 +
> 9 files changed, 13 insertions(+), 4 deletions(-)
>
> diff --git a/hw/alpha/dp264.c b/hw/alpha/dp264.c
> index 0347eb897c..9dfb835013 100644
> --- a/hw/alpha/dp264.c
> +++ b/hw/alpha/dp264.c
> @@ -63,6 +63,7 @@ static void clipper_init(MachineState *machine)
> char *palcode_filename;
> uint64_t palcode_entry, palcode_low, palcode_high;
> uint64_t kernel_entry, kernel_low, kernel_high;
> + unsigned int smp_cpus = machine->smp.cpus;
>
> /* Create up to 4 cpus. */
> memset(cpus, 0, sizeof(cpus));
> diff --git a/hw/hppa/machine.c b/hw/hppa/machine.c
> index 416e67bab1..662838d83b 100644
> --- a/hw/hppa/machine.c
> +++ b/hw/hppa/machine.c
> @@ -72,6 +72,7 @@ static void machine_hppa_init(MachineState *machine)
> MemoryRegion *ram_region;
> MemoryRegion *cpu_region;
> long i;
> + unsigned int smp_cpus = machine->smp.cpus;
>
> ram_size = machine->ram_size;
>
> @@ -242,6 +243,7 @@ static void machine_hppa_init(MachineState *machine)
>
> static void hppa_machine_reset(MachineState *ms)
> {
> + unsigned int smp_cpus = ms->smp.cpus;
> int i;
>
> qemu_devices_reset();
> diff --git a/hw/mips/boston.c b/hw/mips/boston.c
> index a8b29f62f5..ccbfac54ef 100644
> --- a/hw/mips/boston.c
> +++ b/hw/mips/boston.c
> @@ -460,7 +460,7 @@ static void boston_mach_init(MachineState *machine)
>
> object_property_set_str(OBJECT(s->cps), machine->cpu_type, "cpu-type",
> &err);
> - object_property_set_int(OBJECT(s->cps), smp_cpus, "num-vp", &err);
> + object_property_set_int(OBJECT(s->cps), machine->smp.cpus, "num-vp",
> &err);
> object_property_set_bool(OBJECT(s->cps), true, "realized", &err);
>
> if (err != NULL) {
> diff --git a/hw/mips/mips_malta.c b/hw/mips/mips_malta.c
> index 5fe9512c24..ead5976d1a 100644
> --- a/hw/mips/mips_malta.c
> +++ b/hw/mips/mips_malta.c
> @@ -1095,6 +1095,8 @@ static int64_t load_kernel (void)
>
> static void malta_mips_config(MIPSCPU *cpu)
> {
> + MachineState *ms = MACHINE(qdev_get_machine());
> + unsigned int smp_cpus = ms->smp.cpus;
> CPUMIPSState *env = &cpu->env;
> CPUState *cs = CPU(cpu);
>
> diff --git a/hw/openrisc/openrisc_sim.c b/hw/openrisc/openrisc_sim.c
> index 0a906d815e..8d828e78ee 100644
> --- a/hw/openrisc/openrisc_sim.c
> +++ b/hw/openrisc/openrisc_sim.c
> @@ -131,6 +131,7 @@ static void openrisc_sim_init(MachineState *machine)
> qemu_irq *cpu_irqs[2];
> qemu_irq serial_irq;
> int n;
> + unsigned int smp_cpus = machine->smp.cpus;
>
> for (n = 0; n < smp_cpus; n++) {
> cpu = OPENRISC_CPU(cpu_create(machine->cpu_type));
> diff --git a/hw/sparc/sun4m.c b/hw/sparc/sun4m.c
> index 07d126aea8..5c3739f2ef 100644
> --- a/hw/sparc/sun4m.c
> +++ b/hw/sparc/sun4m.c
> @@ -852,6 +852,8 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef,
> FWCfgState *fw_cfg;
> DeviceState *dev;
> SysBusDevice *s;
> + unsigned int smp_cpus = machine->smp.cpus;
> + unsigned int max_cpus = machine->smp.max_cpus;
>
> /* init CPUs */
> for(i = 0; i < smp_cpus; i++) {
> diff --git a/hw/sparc64/sun4u.c b/hw/sparc64/sun4u.c
> index 399f2d73c8..0807f274bf 100644
> --- a/hw/sparc64/sun4u.c
> +++ b/hw/sparc64/sun4u.c
> @@ -678,8 +678,8 @@ static void sun4uv_init(MemoryRegion *address_space_mem,
> &FW_CFG_IO(dev)->comb_iomem);
>
> fw_cfg = FW_CFG(dev);
> - 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_NB_CPUS, (uint16_t)machine->smp.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, hwdef->machine_id);
> fw_cfg_add_i64(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_entry);
> diff --git a/hw/xtensa/sim.c b/hw/xtensa/sim.c
> index 12c7437398..a4eef76fbc 100644
> --- a/hw/xtensa/sim.c
> +++ b/hw/xtensa/sim.c
> @@ -60,7 +60,7 @@ static void xtensa_sim_init(MachineState *machine)
> const char *kernel_filename = machine->kernel_filename;
> int n;
>
> - for (n = 0; n < smp_cpus; n++) {
> + for (n = 0; n < machine->smp.cpus; n++) {
> cpu = XTENSA_CPU(cpu_create(machine->cpu_type));
> env = &cpu->env;
>
> diff --git a/hw/xtensa/xtfpga.c b/hw/xtensa/xtfpga.c
> index e05ef75a75..f7f3e11e93 100644
> --- a/hw/xtensa/xtfpga.c
> +++ b/hw/xtensa/xtfpga.c
> @@ -238,6 +238,7 @@ static void xtfpga_init(const XtfpgaBoardDesc *board,
> MachineState *machine)
> const unsigned system_io_size = 224 * MiB;
> uint32_t freq = 10000000;
> int n;
> + unsigned int smp_cpus = machine->smp.cpus;
>
> if (smp_cpus > 1) {
> mx_pic = xtensa_mx_pic_init(31);
> --
> 2.21.0
>
>
--
Eduardo
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