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Subject[PATCH 09/12] x86, mce: cleanup mce_create/remove_device
Use temporary local sysdev to make code simple.
No change in logic.

Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
---
arch/x86/kernel/cpu/mcheck/mce.c | 27 ++++++++++++++-------------
1 files changed, 14 insertions(+), 13 deletions(-)

diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index 2628743..9fe9e6e 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -1921,28 +1921,28 @@ static cpumask_var_t mce_dev_initialized;
/* Per cpu sysdev init. All of the cpus still share the same ctrl bank: */
static __cpuinit int mce_create_device(unsigned int cpu)
{
+ struct sys_device *sysdev = &per_cpu(mce_dev, cpu);
int err;
int i, j;

if (!mce_available(&boot_cpu_data))
return -EIO;

- memset(&per_cpu(mce_dev, cpu).kobj, 0, sizeof(struct kobject));
- per_cpu(mce_dev, cpu).id = cpu;
- per_cpu(mce_dev, cpu).cls = &mce_sysclass;
+ memset(&sysdev->kobj, 0, sizeof(struct kobject));
+ sysdev->id = cpu;
+ sysdev->cls = &mce_sysclass;

- err = sysdev_register(&per_cpu(mce_dev, cpu));
+ err = sysdev_register(sysdev);
if (err)
return err;

for (i = 0; mce_attrs[i]; i++) {
- err = sysdev_create_file(&per_cpu(mce_dev, cpu), mce_attrs[i]);
+ err = sysdev_create_file(sysdev, mce_attrs[i]);
if (err)
goto error;
}
for (j = 0; j < banks; j++) {
- err = sysdev_create_file(&per_cpu(mce_dev, cpu),
- &mce_banks[j].attr);
+ err = sysdev_create_file(sysdev, &mce_banks[j].attr);
if (err)
goto error2;
}
@@ -1951,30 +1951,31 @@ static __cpuinit int mce_create_device(unsigned int cpu)
return 0;
error2:
while (--j >= 0)
- sysdev_remove_file(&per_cpu(mce_dev, cpu), &mce_banks[j].attr);
+ sysdev_remove_file(sysdev, &mce_banks[j].attr);
error:
while (--i >= 0)
- sysdev_remove_file(&per_cpu(mce_dev, cpu), mce_attrs[i]);
+ sysdev_remove_file(sysdev, mce_attrs[i]);

- sysdev_unregister(&per_cpu(mce_dev, cpu));
+ sysdev_unregister(sysdev);

return err;
}

static __cpuinit void mce_remove_device(unsigned int cpu)
{
+ struct sys_device *sysdev = &per_cpu(mce_dev, cpu);
int i;

if (!cpumask_test_cpu(cpu, mce_dev_initialized))
return;

for (i = 0; mce_attrs[i]; i++)
- sysdev_remove_file(&per_cpu(mce_dev, cpu), mce_attrs[i]);
+ sysdev_remove_file(sysdev, mce_attrs[i]);

for (i = 0; i < banks; i++)
- sysdev_remove_file(&per_cpu(mce_dev, cpu), &mce_banks[i].attr);
+ sysdev_remove_file(sysdev, &mce_banks[i].attr);

- sysdev_unregister(&per_cpu(mce_dev, cpu));
+ sysdev_unregister(sysdev);
cpumask_clear_cpu(cpu, mce_dev_initialized);
}

--
1.7.1



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