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sched/numa: Add debugging

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Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Rik van Riel <riel@redhat.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: http://lkml.kernel.org/r/1381141781-10992-53-git-send-email-mgorman@suse.de
This commit is contained in:
Ingo Molnar 2013-10-07 11:29:30 +01:00
parent 7dbd13ed06
commit b32e86b430
3 changed files with 68 additions and 3 deletions
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6
include/linux/sched.h
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@ -1366,6 +1366,7 @@ struct task_struct {
unsigned long *numa_faults_buffer;
int numa_preferred_nid;
unsigned long numa_pages_migrated;
#endif /* CONFIG_NUMA_BALANCING */
struct rcu_head rcu;
@ -2661,6 +2662,11 @@ static inline unsigned int task_cpu(const struct task_struct *p)
return task_thread_info(p)->cpu;
}
static inline int task_node(const struct task_struct *p)
{
return cpu_to_node(task_cpu(p));
}
extern void set_task_cpu(struct task_struct *p, unsigned int cpu);
#else