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authorYu Zhao <yuzhao@google.com>2019-03-06 02:48:56 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2019-03-06 08:07:20 +0300
commitace451eb5ec5bb432fc28d8a723838b88e28643e (patch)
treeb05bd5178a5965b7b9c3325e3d66acb5356578ca
parentdaf3538ad5a4800507b13bea6f37601da9cc28d5 (diff)
downloadlinux-ace451eb5ec5bb432fc28d8a723838b88e28643e.tar.xz
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>
-rw-r--r--include/linux/compaction.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/compaction.h b/include/linux/compaction.h
index c960923d9ec2..9569e7c786d3 100644
--- a/include/linux/compaction.h
+++ b/include/linux/compaction.h
@@ -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);