net: move misc netdev_lock flavors to a separate header

Move the more esoteric helpers for netdev instance lock to
a dedicated header. This avoids growing netdevice.h to infinity
and makes rebuilding the kernel much faster (after touching
the header with the helpers).

The main netdev_lock() / netdev_unlock() functions are used
in static inlines in netdevice.h and will probably be used
most commonly, so keep them in netdevice.h.

Acked-by: Stanislav Fomichev <sdf@fomichev.me>
Link: https://patch.msgid.link/20250307183006.2312761-1-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

19 files changed, 19 insertions, 0 deletions

diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index cf0b02720dd8..6c95f478ab80 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -90,6 +90,7 @@
 #include <net/tls.h>
 #endif
 #include <net/ip6_route.h>
+#include <net/netdev_lock.h>
 #include <net/xdp.h>
 
 #include "bonding_priv.h"
diff --git a/drivers/net/dummy.c b/drivers/net/dummy.c
index 005d79975f3b..a4938c6a5ebb 100644
--- a/drivers/net/dummy.c
+++ b/drivers/net/dummy.c
@@ -38,6 +38,7 @@
 #include <linux/moduleparam.h>
 #include <linux/rtnetlink.h>
 #include <linux/net_tstamp.h>
+#include <net/netdev_lock.h>
 #include <net/rtnetlink.h>
 #include <linux/u64_stats_sync.h>
 
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 1a1e6da77777..b09171110ec4 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -54,6 +54,7 @@
 #include <net/pkt_cls.h>
 #include <net/page_pool/helpers.h>
 #include <linux/align.h>
+#include <net/netdev_lock.h>
 #include <net/netdev_queues.h>
 #include <net/netdev_rx_queue.h>
 #include <linux/pci-tph.h>
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c
index 0caf6e9bccb8..cf2b3ad75c9b 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c
@@ -15,6 +15,7 @@
 #include <linux/bpf.h>
 #include <linux/bpf_trace.h>
 #include <linux/filter.h>
+#include <net/netdev_lock.h>
 #include <net/page_pool/helpers.h>
 #include "bnxt_hsi.h"
 #include "bnxt.h"
diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c
index 032e1a58af6f..6d7ba4d67a19 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_main.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_main.c
@@ -2,6 +2,7 @@
 /* Copyright(c) 2013 - 2018 Intel Corporation. */
 
 #include <linux/net/intel/libie/rx.h>
+#include <net/netdev_lock.h>
 
 #include "iavf.h"
 #include "iavf_ptp.h"
diff --git a/drivers/net/ethernet/microsoft/mana/mana_en.c b/drivers/net/ethernet/microsoft/mana/mana_en.c
index 0411a1897f57..2d826077d38c 100644
--- a/drivers/net/ethernet/microsoft/mana/mana_en.c
+++ b/drivers/net/ethernet/microsoft/mana/mana_en.c
@@ -13,6 +13,7 @@
 
 #include <net/checksum.h>
 #include <net/ip6_checksum.h>
+#include <net/netdev_lock.h>
 #include <net/page_pool/helpers.h>
 #include <net/xdp.h>
 
diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index 2c65f867fd31..66e38ce9cd1d 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -18,6 +18,7 @@
 #include <net/rtnetlink.h>
 #include <net/geneve.h>
 #include <net/gro.h>
+#include <net/netdev_lock.h>
 #include <net/protocol.h>
 
 #define GENEVE_NETDEV_VER	"0.6"
diff --git a/drivers/net/hamradio/bpqether.c b/drivers/net/hamradio/bpqether.c
index f6b0bfbbc753..0e0fe32d2da4 100644
--- a/drivers/net/hamradio/bpqether.c
+++ b/drivers/net/hamradio/bpqether.c
@@ -77,6 +77,7 @@
 
 #include <net/ip.h>
 #include <net/arp.h>
+#include <net/netdev_lock.h>
 #include <net/net_namespace.h>
 
 #include <linux/bpqether.h>
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 9c6501bf27bd..c51b318b8a72 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -29,6 +29,7 @@
 #include <linux/bpf.h>
 
 #include <net/arp.h>
+#include <net/netdev_lock.h>
 #include <net/route.h>
 #include <net/sock.h>
 #include <net/pkt_sched.h>
diff --git a/drivers/net/ipvlan/ipvlan_main.c b/drivers/net/ipvlan/ipvlan_main.c
index b56144ca2fde..0ed2fd833a5d 100644
--- a/drivers/net/ipvlan/ipvlan_main.c
+++ b/drivers/net/ipvlan/ipvlan_main.c
@@ -3,6 +3,7 @@
  */
 
 #include <linux/ethtool.h>
+#include <net/netdev_lock.h>
 
 #include "ipvlan.h"
 
diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c
index 201fddcd3b1e..1fb6ce6843ad 100644
--- a/drivers/net/loopback.c
+++ b/drivers/net/loopback.c
@@ -54,6 +54,7 @@
 #include <linux/percpu.h>
 #include <linux/net_tstamp.h>
 #include <net/net_namespace.h>
+#include <net/netdev_lock.h>
 #include <linux/u64_stats_sync.h>
 
 /* blackhole_netdev - a device used for dsts that are marked expired!
diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c
index 4de5d63fd577..3d315e30ee47 100644
--- a/drivers/net/macsec.c
+++ b/drivers/net/macsec.c
@@ -19,6 +19,7 @@
 #include <net/gro_cells.h>
 #include <net/macsec.h>
 #include <net/dst_metadata.h>
+#include <net/netdev_lock.h>
 #include <linux/phy.h>
 #include <linux/byteorder/generic.h>
 #include <linux/if_arp.h>
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index 4e9d54be887c..d0dfa6bca6cc 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -28,6 +28,7 @@
 #include <linux/if_macvlan.h>
 #include <linux/hash.h>
 #include <linux/workqueue.h>
+#include <net/netdev_lock.h>
 #include <net/rtnetlink.h>
 #include <net/xfrm.h>
 #include <linux/netpoll.h>
diff --git a/drivers/net/netdevsim/netdev.c b/drivers/net/netdevsim/netdev.c
index 54d03b0628d2..d71fd2907cc8 100644
--- a/drivers/net/netdevsim/netdev.c
+++ b/drivers/net/netdevsim/netdev.c
@@ -25,6 +25,7 @@
 #include <net/page_pool/helpers.h>
 #include <net/netlink.h>
 #include <net/net_shaper.h>
+#include <net/netdev_lock.h>
 #include <net/pkt_cls.h>
 #include <net/rtnetlink.h>
 #include <net/udp_tunnel.h>
diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c
index ca77661688c0..53463767cc43 100644
--- a/drivers/net/ppp/ppp_generic.c
+++ b/drivers/net/ppp/ppp_generic.c
@@ -45,6 +45,7 @@
 #include <linux/slab.h>
 #include <linux/file.h>
 #include <linux/unaligned.h>
+#include <net/netdev_lock.h>
 #include <net/slhc_vj.h>
 #include <linux/atomic.h>
 #include <linux/refcount.h>
diff --git a/drivers/net/team/team_core.c b/drivers/net/team/team_core.c
index fb917560d0a2..d8fc0c79745d 100644
--- a/drivers/net/team/team_core.c
+++ b/drivers/net/team/team_core.c
@@ -23,6 +23,7 @@
 #include <linux/rtnetlink.h>
 #include <net/rtnetlink.h>
 #include <net/genetlink.h>
+#include <net/netdev_lock.h>
 #include <net/netlink.h>
 #include <net/sch_generic.h>
 #include <linux/if_team.h>
diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index 05f5eeef539f..7bb53961c0ea 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -17,6 +17,7 @@
 
 #include <net/rtnetlink.h>
 #include <net/dst.h>
+#include <net/netdev_lock.h>
 #include <net/xfrm.h>
 #include <net/xdp.h>
 #include <linux/veth.h>
diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c
index 36cf6191335e..7168b33adadb 100644
--- a/drivers/net/vrf.c
+++ b/drivers/net/vrf.c
@@ -34,6 +34,7 @@
 #include <net/addrconf.h>
 #include <net/l3mdev.h>
 #include <net/fib_rules.h>
+#include <net/netdev_lock.h>
 #include <net/sch_generic.h>
 #include <net/netns/generic.h>
 #include <net/netfilter/nf_conntrack.h>
diff --git a/drivers/net/vxlan/vxlan_core.c b/drivers/net/vxlan/vxlan_core.c
index 227d7f5a302a..8c49e903cb3a 100644
--- a/drivers/net/vxlan/vxlan_core.c
+++ b/drivers/net/vxlan/vxlan_core.c
@@ -25,6 +25,7 @@
 #include <net/inet_ecn.h>
 #include <net/net_namespace.h>
 #include <net/netns/generic.h>
+#include <net/netdev_lock.h>
 #include <net/tun_proto.h>
 #include <net/vxlan.h>
 #include <net/nexthop.h>