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sched: Make pushable_tasks CONFIG_SMP dependant

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As noted by Peter Zijlstra at https://lkml.org/lkml/2010/11/10/391
(while reviewing other stuff, though), tracking pushable tasks
only makes sense on SMP systems.

Signed-off-by: Dario Faggioli <raistlin@linux.it>
Acked-by: Steven Rostedt <rostedt@goodmis.org>
Acked-by: Gregory Haskins <ghaskins@novell.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <1291143093.2697.298.camel@Palantir>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Dario Faggioli 2010-11-30 19:51:33 +01:00 • committed by Ingo Molnar
commit 806c09a7db
3 changed files with 12 additions and 1 deletions
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2
include/linux/sched.h
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@ -1240,7 +1240,9 @@ struct task_struct {
#endif
struct list_head tasks;
#ifdef CONFIG_SMP
struct plist_node pushable_tasks;
#endif
struct mm_struct *mm, *active_mm;
#if defined(SPLIT_RSS_COUNTING)