bcachefs: fix missing include

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

diff --git a/fs/bcachefs/alloc_foreground.h b/fs/bcachefs/alloc_foreground.h
index 609685d08642b66c4e82bdafde9a3bbd7e48f883..636fe686dc481370ee970dd67ab0fe7d16c81280 100644 (file)
--- a/fs/bcachefs/alloc_foreground.h
+++ b/fs/bcachefs/alloc_foreground.h
@@ -5,6 +5,8 @@
 #include "bcachefs.h"
 #include "alloc_types.h"
 
+#include <linux/hash.h>
+
 struct bkey;
 struct bch_dev;
 struct bch_fs;