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include/linux/compaction.h: fix potential build error 

Declaration of struct node is required regardless.  On UMA systems,
including compaction.h without preceding node.h shouldn't cause a build
error.

Link: http://lkml.kernel.org/r/20190208080437.253322-1-yuzhao@google.com
Signed-off-by: Yu Zhao <yuzhao@google.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Michal Hocko <mhocko@suse.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Yu Zhao 2019-03-05 15:48:56 -08:00 committed by Linus Torvalds
parent daf3538ad5
commit ace451eb5e
1 changed files with 1 additions and 1 deletions
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include/linux/compaction.h
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@ -226,8 +226,8 @@ static inline void wakeup_kcompactd(pg_data_t *pgdat, int order, int classzone_i
#endif /* CONFIG_COMPACTION */
#if defined(CONFIG_COMPACTION) && defined(CONFIG_SYSFS) && defined(CONFIG_NUMA)
struct node;
#if defined(CONFIG_COMPACTION) && defined(CONFIG_SYSFS) && defined(CONFIG_NUMA)
extern int compaction_register_node(struct node *node);
extern void compaction_unregister_node(struct node *node);