inet: frags: uninline fqdir_init()

fqdir_init() is not fast path and is getting bigger.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/net/inet_frag.h

@@ -109,25 +109,7 @@ struct inet_frags {
 int inet_frags_init(struct inet_frags *);
 void inet_frags_fini(struct inet_frags *);
 
-static inline int fqdir_init(struct fqdir **fqdirp, struct inet_frags *f,
-			     struct net *net)
-{
-	struct fqdir *fqdir = kzalloc(sizeof(*fqdir), GFP_KERNEL);
-	int res;
-
-	if (!fqdir)
-		return -ENOMEM;
-	fqdir->f = f;
-	fqdir->net = net;
-	res = rhashtable_init(&fqdir->rhashtable, &fqdir->f->rhash_params);
-	if (res < 0) {
-		kfree(fqdir);
-		return res;
-	}
-	*fqdirp = fqdir;
-	return 0;
-}
-
+int fqdir_init(struct fqdir **fqdirp, struct inet_frags *f, struct net *net);
 void fqdir_exit(struct fqdir *fqdir);
 
 void inet_frag_kill(struct inet_frag_queue *q);

net/ipv4/inet_fragment.c

@@ -154,6 +154,25 @@ static void fqdir_rwork_fn(struct work_struct *work)
 	kfree(fqdir);
 }
 
+int fqdir_init(struct fqdir **fqdirp, struct inet_frags *f, struct net *net)
+{
+	struct fqdir *fqdir = kzalloc(sizeof(*fqdir), GFP_KERNEL);
+	int res;
+
+	if (!fqdir)
+		return -ENOMEM;
+	fqdir->f = f;
+	fqdir->net = net;
+	res = rhashtable_init(&fqdir->rhashtable, &fqdir->f->rhash_params);
+	if (res < 0) {
+		kfree(fqdir);
+		return res;
+	}
+	*fqdirp = fqdir;
+	return 0;
+}
+EXPORT_SYMBOL(fqdir_init);
+
 void fqdir_exit(struct fqdir *fqdir)
 {
 	fqdir->high_thresh = 0; /* prevent creation of new frags */