[PATCH] kernel/cpu.c: Fix many errors related to style.
From: Michael Rodriguez
Date: Sat Jan 29 2011 - 15:21:21 EST
This patch changes the printk() calls to have the KERN_INFO/KERN_ERROR stuff,
and fixes other coding style errors. Not _all_ of them are gone, though.
Signed-off-by: Michael Rodriguez <dkingston02@xxxxxxxxx>
---
kernel/cpu.c | 13 +++++++------
1 files changed, 7 insertions(+), 6 deletions(-)
diff --git a/kernel/cpu.c b/kernel/cpu.c
index 156cc55..d1851a7 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -160,7 +160,6 @@ static void cpu_notify_nofail(unsigned long val, void *v)
{
BUG_ON(cpu_notify(val, v));
}
-
EXPORT_SYMBOL(register_cpu_notifier);
void __ref unregister_cpu_notifier(struct notifier_block *nb)
@@ -201,11 +200,11 @@ static int __ref take_cpu_down(void *_param)
/* Ensure this CPU doesn't handle any more interrupts. */
err = __cpu_disable();
+
if (err < 0)
return err;
cpu_notify(CPU_DYING | param->mod, param->hcpu);
-
return 0;
}
@@ -227,7 +226,9 @@ static int __ref _cpu_down(unsigned int cpu, int tasks_frozen)
return -EINVAL;
cpu_hotplug_begin();
+
err = __cpu_notify(CPU_DOWN_PREPARE | mod, hcpu, -1, &nr_calls);
+
if (err) {
nr_calls--;
__cpu_notify(CPU_DOWN_FAILED | mod, hcpu, nr_calls, NULL);
@@ -304,7 +305,7 @@ static int __cpuinit _cpu_up(unsigned int cpu, int tasks_frozen)
ret = __cpu_notify(CPU_UP_PREPARE | mod, hcpu, -1, &nr_calls);
if (ret) {
nr_calls--;
- printk("%s: attempt to bring up CPU %u failed\n",
+ printk(KERN_WARNING "%s: attempt to bring up CPU %u failed\n",
__func__, cpu);
goto out_notify;
}
@@ -450,14 +451,14 @@ void __ref enable_nonboot_cpus(void)
if (cpumask_empty(frozen_cpus))
goto out;
- printk("Enabling non-boot CPUs ...\n");
+ printk(KERN_INFO "Enabling non-boot CPUs ...\n");
arch_enable_nonboot_cpus_begin();
for_each_cpu(cpu, frozen_cpus) {
error = _cpu_up(cpu, 1);
if (!error) {
- printk("CPU%d is up\n", cpu);
+ printk(KERN_INFO "CPU%d is up\n", cpu);
continue;
}
printk(KERN_WARNING "Error taking CPU%d up: %d\n", cpu, error);
@@ -509,7 +510,7 @@ void __cpuinit notify_cpu_starting(unsigned int cpu)
*/
/* cpu_bit_bitmap[0] is empty - so we can back into it */
-#define MASK_DECLARE_1(x) [x+1][0] = 1UL << (x)
+#define MASK_DECLARE_1(x) [x+1][0] = (1UL << (x))
#define MASK_DECLARE_2(x) MASK_DECLARE_1(x), MASK_DECLARE_1(x+1)
#define MASK_DECLARE_4(x) MASK_DECLARE_2(x), MASK_DECLARE_2(x+2)
#define MASK_DECLARE_8(x) MASK_DECLARE_4(x), MASK_DECLARE_4(x+4)
--
1.7.3.5
--
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