Declaration of struct node is required regardless. On UMA system,
including compaction.h without proceeding node.h shouldn't cause
build error.
Signed-off-by: Yu Zhao <yuz...@google.com>
---
include/linux/compaction.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/linux/compaction.h b/include/linux/compaction.h
index 68250a57aace..be165b220996 100644
--- a/include/linux/compaction.h
+++ b/include/linux/compaction.h
@@ -220,22 +220,22 @@ static inline int kcompactd_run(int nid)
static inline void kcompactd_stop(int nid)
{
}
static inline void wakeup_kcompactd(pg_data_t *pgdat, int order, int
classzone_idx)
{
}
#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);
#else
static inline int compaction_register_node(struct node *node)
{
return 0;
}
--
2.20.1.791.gb4d0f1c61a-goog
