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Re: [Qemu-devel] [PATCH 33/38] mips: use object_new() instead of gnew()+


From: Philippe Mathieu-Daudé
Subject: Re: [Qemu-devel] [PATCH 33/38] mips: use object_new() instead of gnew()+object_initialize()
Date: Mon, 2 Oct 2017 11:09:12 -0300
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0

On 10/02/2017 06:08 AM, Igor Mammedov wrote:
object_initialize() is intended for inplace initialization of
objects, but here it's first allocated with g_new0() and then
initialized with object_initialize(). QEMU already has API
to do this (object_new), so do object creation with suitable
for usecase API.

Signed-off-by: Igor Mammedov <address@hidden>

Reviewed-by: Philippe Mathieu-Daudé <address@hidden>
Tested-by: Philippe Mathieu-Daudé <address@hidden>

---
CC: address@hidden
CC: address@hidden
CC: address@hidden
---
  hw/mips/boston.c     | 3 +--
  hw/mips/mips_malta.c | 3 +--
  2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/hw/mips/boston.c b/hw/mips/boston.c
index 776ee28..e815be6 100644
--- a/hw/mips/boston.c
+++ b/hw/mips/boston.c
@@ -460,7 +460,6 @@ static void boston_mach_init(MachineState *machine)
s = BOSTON(dev);
      s->mach = machine;
-    s->cps = g_new0(MIPSCPSState, 1);
if (!cpu_supports_cps_smp(cpu_model)) {
          error_report("Boston requires CPUs which support CPS");
@@ -469,7 +468,7 @@ static void boston_mach_init(MachineState *machine)
is_64b = cpu_supports_isa(cpu_model, ISA_MIPS64); - object_initialize(s->cps, sizeof(MIPSCPSState), TYPE_MIPS_CPS);
+    s->cps = MIPS_CPS(object_new(TYPE_MIPS_CPS));
      qdev_set_parent_bus(DEVICE(s->cps), sysbus_get_default());
object_property_set_str(OBJECT(s->cps), cpu_model, "cpu-model", &err);
diff --git a/hw/mips/mips_malta.c b/hw/mips/mips_malta.c
index 2adb9bc..b6a58c7 100644
--- a/hw/mips/mips_malta.c
+++ b/hw/mips/mips_malta.c
@@ -949,9 +949,8 @@ static void create_cps(MaltaState *s, const char *cpu_model,
                         qemu_irq *cbus_irq, qemu_irq *i8259_irq)
  {
      Error *err = NULL;
-    s->cps = g_new0(MIPSCPSState, 1);
- object_initialize(s->cps, sizeof(MIPSCPSState), TYPE_MIPS_CPS);
+    s->cps = MIPS_CPS(object_new(TYPE_MIPS_CPS));
      qdev_set_parent_bus(DEVICE(s->cps), sysbus_get_default());
object_property_set_str(OBJECT(s->cps), cpu_model, "cpu-model", &err);




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