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765b11f8f4
linux/net/core
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Sebastian Andrzej Siewior 765b11f8f4 net: Rename rps_lock to backlog_lock. 
The rps_lock.*() functions use the inner lock of a sk_buff_head for
locking. This lock is used if RPS is enabled, otherwise the list is
accessed lockless and disabling interrupts is enough for the
synchronisation because it is only accessed CPU local. Not only the list
is protected but also the NAPI state protected.
With the addition of backlog threads, the lock is also needed because of
the cross CPU access even without RPS. The clean up of the defer_list
list is also done via backlog threads (if enabled).

It has been suggested to rename the locking function since it is no
longer just RPS.

Rename the rps_lock*() functions to backlog_lock*().

Suggested-by: Jakub Kicinski <kuba@kernel.org>
Acked-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-03-26 12:17:18 +01:00
..
bpf_sk_storage.c net: Namespace-ify sysctl_optmem_max 2023-12-15 11:01:27 +00:00
datagram.c net: Fix from address in memcpy_to_iter_csum() 2024-02-02 12:21:02 +00:00
dev_addr_lists_test.c net: fill in MODULE_DESCRIPTION()s under net/core 2023-10-28 11:29:27 +01:00
dev_addr_lists.c net: extract a few internals from netdevice.h 2022-04-07 20:32:09 -07:00
dev_ioctl.c net: partial revert of the "Make timestamping selectable: series 2023-11-18 18:42:37 -08:00
dev.c net: Rename rps_lock to backlog_lock. 2024-03-26 12:17:18 +01:00
dev.h net: move netdev_tstamp_prequeue into net_hotdata 2024-03-07 21:12:41 -08:00
drop_monitor.c genetlink: Use internal flags for multicast groups 2023-12-29 08:43:59 +00:00
dst_cache.c
dst.c net: dst: Make dst_destroy() static and return void. 2024-02-06 11:45:53 +01:00
failover.c net: failover: use IFF_NO_ADDRCONF flag to prevent ipv6 addrconf 2022-12-12 15:18:25 -08:00
fib_notifier.c
fib_rules.c fib: rules: remove repeated assignment in fib_nl2rule 2024-01-07 15:16:19 +00:00
filter.c bpf-next-for-netdev 2024-03-02 20:50:59 -08:00
flow_dissector.c net/core: Fix ETH_P_1588 flow dissector 2023-09-15 10:40:04 +01:00
flow_offload.c tc: flower: Enable offload support IPSEC SPI field. 2023-08-02 10:09:32 +01:00
gen_estimator.c treewide: Convert del_timer*() to timer_shutdown*() 2022-12-25 13:38:09 -08:00
gen_stats.c net: Remove the obsolte u64_stats_fetch_*_irq() users (net). 2022-10-28 20:13:54 -07:00
gro_cells.c net: move netdev_max_backlog to net_hotdata 2024-03-07 21:12:42 -08:00
gro.c net: introduce struct net_hotdata 2024-03-07 21:12:41 -08:00
gso_test.c net: test: Fix printf format specifier in skb_segment kunit test 2024-02-27 16:27:17 -07:00
gso.c net: introduce struct net_hotdata 2024-03-07 21:12:41 -08:00
hotdata.c net: move dev_rx_weight to net_hotdata 2024-03-07 21:12:42 -08:00
hwbm.c
link_watch.c net: add netdev_set_operstate() helper 2024-02-14 11:20:13 +00:00
lwt_bpf.c lwt: Fix return values of BPF xmit ops 2023-08-18 16:05:26 +02:00
lwtunnel.c xfrm: lwtunnel: squelch kernel warning in case XFRM encap type is not available 2022-10-12 10:45:51 +02:00
Makefile net: introduce struct net_hotdata 2024-03-07 21:12:41 -08:00
neighbour.c neighbour: Don't let neigh_forced_gc() disable preemption for long 2023-12-08 10:37:43 +00:00
net_namespace.c net: use synchronize_rcu_expedited in cleanup_net() 2024-02-12 12:17:03 +00:00
net-procfs.c net: move ptype_all into net_hotdata 2024-03-07 21:12:41 -08:00
net-sysfs.c net: dqs: add NIC stall detector based on BQL 2024-03-08 10:23:26 +00:00
net-sysfs.h
net-traces.c udp6: add a missing call into udp_fail_queue_rcv_skb tracepoint 2023-07-07 09:16:52 +01:00
netclassid_cgroup.c cgroup, netclassid: on modifying netclassid in cgroup, only consider the main process. 2023-10-16 16:36:53 -07:00
netdev-genl-gen.c netdev: add per-queue statistics 2024-03-07 21:13:25 -08:00
netdev-genl-gen.h netdev: add per-queue statistics 2024-03-07 21:13:25 -08:00
netdev-genl.c netdev: add queue stat for alloc failures 2024-03-07 21:13:26 -08:00
netevent.c
netpoll.c netpoll: allocate netdev tracker right away 2023-06-15 08:21:11 +01:00
netprio_cgroup.c
of_net.c net: Explicitly include correct DT includes 2023-07-27 20:33:16 -07:00
page_pool_priv.h net: page_pool: report when page pool was destroyed 2023-11-28 15:48:39 +01:00
page_pool_user.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2024-03-07 10:29:36 -08:00
page_pool.c net: page_pool: factor out page_pool recycle check 2024-03-11 13:01:15 -07:00
pktgen.c net: pktgen: Use wait_event_freezable_timeout() for freezable kthread 2023-12-27 14:34:52 +00:00
ptp_classifier.c ptp: Add generic PTP is_sync() function 2022-03-07 11:31:34 +00:00
request_sock.c tcp: make sure init the accept_queue's spinlocks once 2024-01-19 21:13:25 -08:00
rtnetlink.c netlink: let core handle error cases in dump operations 2024-03-07 20:48:22 -08:00
scm.c af_unix: Try to run GC async. 2024-01-26 20:34:25 -08:00
secure_seq.c tcp: Fix data-races around sysctl knobs related to SYN option. 2022-07-20 10:14:49 +01:00
selftests.c net: fill in MODULE_DESCRIPTION()s under net/core 2023-10-28 11:29:27 +01:00
skbuff.c net: Use backlog-NAPI to clean up the defer_list. 2024-03-26 12:17:18 +01:00
skmsg.c bpf, sockmap: Fix NULL pointer dereference in sk_psock_verdict_data_ready() 2024-02-21 17:15:23 +01:00
sock_destructor.h
sock_diag.c sock_diag: remove sock_diag_mutex 2024-01-23 15:13:55 +01:00
sock_map.c bpf: syzkaller found null ptr deref in unix_bpf proto add 2023-12-13 16:32:28 -08:00
sock_reuseport.c soreuseport: Fix socket selection for SO_INCOMING_CPU. 2022-10-25 11:35:16 +02:00
sock.c sock: Use unsafe_memcpy() for sock_copy() 2024-03-05 18:35:12 -08:00
stream.c net: Return error from sk_stream_wait_connect() if sk_wait_event() fails 2023-12-15 10:48:51 +00:00
sysctl_net_core.c net: move rps_sock_flow_table to net_hotdata 2024-03-07 21:12:43 -08:00
timestamping.c net: partial revert of the "Make timestamping selectable: series 2023-11-18 18:42:37 -08:00
tso.c net: tso: inline tso_count_descs() 2022-12-12 15:04:39 -08:00
utils.c net: core: inet[46]_pton strlen len types 2022-11-01 21:14:39 -07:00
xdp.c net: move skbuff_cache(s) to net_hotdata 2024-03-07 21:12:42 -08:00