Re: [PATCH] oprofile: falling back on timer interrupt mode
From: Akinobu Mita
Date: Thu Jan 27 2005 - 09:54:49 EST
On Thursday 27 January 2005 04:05, Olaf Hering wrote:
> On Wed, Jan 26, Linux Kernel Mailing List wrote:
> > ChangeSet 1.2038, 2005/01/25 20:31:01-08:00, amgta@xxxxxxxxxxxxxxx
> >
> > [PATCH] oprofile: falling back on timer interrupt mode
> This misses arch/ppc
Thanks for pointing that out.
This is opofile timer-mode fallback fix for ppc.
Signed-off-by: Akinobu Mita <amgta@xxxxxxxxxxxxxxx>
--- 2.6-bk/arch/ppc/oprofile/common.c.orig 2005-01-27 23:28:44.000000000 +0900
+++ 2.6-bk/arch/ppc/oprofile/common.c 2005-01-27 23:32:27.000000000 +0900
@@ -124,7 +124,7 @@ static struct oprofile_operations oprof_
.cpu_type = NULL /* To be filled in below. */
};
-void __init oprofile_arch_init(struct oprofile_operations *ops)
+int __init oprofile_arch_init(struct oprofile_operations *ops)
{
char *name;
int cpu_id = smp_processor_id();
@@ -132,14 +132,13 @@ void __init oprofile_arch_init(struct op
#ifdef CONFIG_FSL_BOOKE
model = &op_model_fsl_booke;
#else
- printk(KERN_ERR "oprofile enabled on unsupported processor!\n");
- return;
+ return -ENODEV;
#endif
name = kmalloc(32, GFP_KERNEL);
if (NULL == name)
- return;
+ return -ENOMEM;
sprintf(name, "ppc/%s", cur_cpu_spec[cpu_id]->cpu_name);
@@ -151,6 +150,8 @@ void __init oprofile_arch_init(struct op
printk(KERN_INFO "oprofile: using %s performance monitoring.\n",
oprof_ppc32_ops.cpu_type);
+
+ return 0;
}
void oprofile_arch_exit(void)
-
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