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authorJakub Kicinski <kuba@kernel.org>2024-03-29 20:57:08 +0300
committerJakub Kicinski <kuba@kernel.org>2024-04-02 07:44:34 +0300
commit5bc63d3a6f466add504f283d9f743f20ca9ec334 (patch)
tree2198f76e642764b002ec6dbac8b6e6709b91a42f /net/netlink
parent092ca10741c19b4ffd975f09c456edeb9d58bccc (diff)
downloadlinux-5bc63d3a6f466add504f283d9f743f20ca9ec334.tar.xz
netlink: create a new header for internal genetlink symbols
There are things in linux/genetlink.h which are only used under net/netlink/. Move them to a new local header. A new header with just 2 externs isn't great, but alternative would be to include af_netlink.h in genetlink.c which feels even worse. Link: https://lore.kernel.org/r/20240329175710.291749-2-kuba@kernel.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/netlink')
-rw-r--r--net/netlink/af_netlink.c2
-rw-r--r--net/netlink/genetlink.c2
-rw-r--r--net/netlink/genetlink.h11
3 files changed, 14 insertions, 1 deletions
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 7554803218a2..dc8c3c01d51b 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -59,7 +59,6 @@
#include <linux/rhashtable.h>
#include <asm/cacheflush.h>
#include <linux/hash.h>
-#include <linux/genetlink.h>
#include <linux/net_namespace.h>
#include <linux/nospec.h>
#include <linux/btf_ids.h>
@@ -73,6 +72,7 @@
#include <trace/events/netlink.h>
#include "af_netlink.h"
+#include "genetlink.h"
struct listeners {
struct rcu_head rcu;
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index 3b7666944b11..feb54c63a116 100644
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -22,6 +22,8 @@
#include <net/sock.h>
#include <net/genetlink.h>
+#include "genetlink.h"
+
static DEFINE_MUTEX(genl_mutex); /* serialization of message processing */
static DECLARE_RWSEM(cb_lock);
diff --git a/net/netlink/genetlink.h b/net/netlink/genetlink.h
new file mode 100644
index 000000000000..89bd9d2631c3
--- /dev/null
+++ b/net/netlink/genetlink.h
@@ -0,0 +1,11 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __NET_GENETLINK_H
+#define __NET_GENETLINK_H
+
+#include <linux/wait.h>
+
+/* for synchronisation between af_netlink and genetlink */
+extern atomic_t genl_sk_destructing_cnt;
+extern wait_queue_head_t genl_sk_destructing_waitq;
+
+#endif /* __LINUX_GENERIC_NETLINK_H */