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SubjectRe: [PATCH 6/8] cpumask: Optimize cpumask_of_cpu in lib/smp_processor_id.c

* Ingo Molnar <mingo@elte.hu> wrote:

> hmmm:
>
> > --- linux-2.6.tip.orig/lib/smp_processor_id.c
> > +++ linux-2.6.tip/lib/smp_processor_id.c
>
> > unsigned long preempt_count = preempt_count();
> > int this_cpu = raw_smp_processor_id();
> > - cpumask_t this_mask;
> > + cpumask_of_cpu_ptr_declare(this_mask);
>
> > - this_mask = cpumask_of_cpu(this_cpu);
> > + cpumask_of_cpu_ptr_next(this_mask, cpu);
>
> 'cpu' is not declared ...

commit 06f8d00e9eecb738c99b737ac38a585ea7583ad5
Author: Ingo Molnar <mingo@elte.hu>
Date: Fri Jul 18 22:34:00 2008 +0200

cpumask: Optimize cpumask_of_cpu in lib/smp_processor_id.c, fix

fix typo.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
lib/smp_processor_id.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/lib/smp_processor_id.c b/lib/smp_processor_id.c
index 9fb2df0..c4381d9 100644
--- a/lib/smp_processor_id.c
+++ b/lib/smp_processor_id.c
@@ -23,7 +23,7 @@ notrace unsigned int debug_smp_processor_id(void)
* Kernel threads bound to a single CPU can safely use
* smp_processor_id():
*/
- cpumask_of_cpu_ptr_next(this_mask, cpu);
+ cpumask_of_cpu_ptr_next(this_mask, this_cpu);

if (cpus_equal(current->cpus_allowed, *this_mask))
goto out;

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