Eric Dumazet 48533eca60 net: sock_dequeue_err_skb() optimization ...

Exit early if the list is empty.

Some applications using TCP zerocopy are calling
recvmsg( ... MSG_ERRQUEUE) and hit this case quite often,
probably because busy polling only deals with sk_receive_queue.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Link: https://lore.kernel.org/r/20231005114504.642589-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

2023-10-06 16:29:08 -07:00

..

bpf_sk_storage.c

bpf: Add length check for SK_DIAG_BPF_STORAGE_REQ_MAP_FD parsing

2023-07-27 10:07:56 -07:00

datagram.c

net: datagram: fix data-races in datagram_poll()

2023-05-10 19:06:49 -07:00

dev_addr_lists_test.c

kunit: Use KUNIT_EXPECT_MEMEQ macro

2022-10-27 02:40:14 -06:00

dev_addr_lists.c

net: extract a few internals from netdevice.h

2022-04-07 20:32:09 -07:00

dev_ioctl.c

net: omit ndo_hwtstamp_get() call when possible in dev_set_hwtstamp_phylib()

2023-08-06 13:25:10 +01:00

dev.c

Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

2023-09-21 21:49:45 +02:00

dev.h

net-sysctl: factor-out rpm mask manipulation helpers

2023-02-09 17:45:55 -08:00

drop_monitor.c

net: extend drop reasons for multiple subsystems

2023-04-20 20:20:49 -07:00

dst_cache.c

wireguard: device: reset peer src endpoint when netns exits

2021-11-29 19:50:45 -08:00

dst.c

net: dst: remove unnecessary input parameter in dst_alloc and dst_init

2023-09-12 11:42:25 +02:00

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: expand fib_rule_policy

2021-12-16 07:18:35 -08:00

filter.c

Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

2023-08-10 14:10:53 -07:00

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: drop the weight argument from netif_napi_add

2022-09-28 18:57:14 -07:00

gro.c

gro: move the tc_ext comparison to a helper

2023-06-18 18:08:35 +01:00

gso.c

net: move gso declarations and functions to their own files

2023-06-10 00:11:41 -07:00

hwbm.c

…

link_watch.c

net: linkwatch: only report IF_OPER_LOWERLAYERDOWN if iflink is actually down

2022-11-16 09:45:00 +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: move gso declarations and functions to their own files

2023-06-10 00:11:41 -07:00

neighbour.c

neighbour: fix data-races around n->output

2023-10-01 17:14:37 +01:00

net_namespace.c

lib/ref_tracker: improve printing stats

2023-06-05 15:28:42 -07:00

net-procfs.c

net-sysfs: display two backlog queue len separately

2023-03-22 12:03:52 +01:00

net-sysfs.c

net: move struct netdev_rx_queue out of netdevice.h

2023-08-03 08:38:07 -07:00

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

core: Variable type completion

2022-08-31 09:40:34 +01:00

netdev-genl-gen.c

net: ynl: prefix uAPI header include with uapi/

2023-05-26 10:30:14 +01:00

netdev-genl-gen.h

net: ynl: prefix uAPI header include with uapi/

2023-05-26 10:30:14 +01:00

netdev-genl.c

bpf: expose information about supported xdp metadata kfunc

2023-09-15 11:26:58 -07:00

netevent.c

net: core: Correct function name netevent_unregister_notifier() in the kerneldoc

2021-03-28 17:56:56 -07:00

netpoll.c

netpoll: allocate netdev tracker right away

2023-06-15 08:21:11 +01:00

netprio_cgroup.c

bpf, cgroups: Fix cgroup v2 fallback on v1/v2 mixed mode

2021-09-13 16:35:58 -07:00

of_net.c

net: Explicitly include correct DT includes

2023-07-27 20:33:16 -07:00

page_pool.c

page_pool: add a lockdep check for recycling in hardirq

2023-08-07 13:05:53 -07:00

pktgen.c

pktgen: Introducing 'SHARED' flag for testing with non-shared skb

2023-09-28 16:25:14 +02:00

ptp_classifier.c

ptp: Add generic PTP is_sync() function

2022-03-07 11:31:34 +00:00

request_sock.c

…

rtnetlink.c

netdev: expose DPLL pin handle for netdevice

2023-09-17 11:50:20 +01:00

scm.c

net: annotate data-races around sock->ops

2023-08-09 15:32:43 -07:00

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: core: constify mac addrs in selftests

2021-10-24 13:59:44 +01:00

skbuff.c

net: sock_dequeue_err_skb() optimization

2023-10-06 16:29:08 -07:00

skmsg.c

bpf, sockmap: Fix skb refcnt race after locking changes

2023-09-04 09:53:35 +02:00

sock_destructor.h

skb_expand_head() adjust skb->truesize incorrectly

2021-10-22 12:35:51 -07:00

sock_diag.c

net: fix __sock_gen_cookie()

2022-11-21 20:36:30 -08:00

sock_map.c

bpf, sockmap: Reject sk_msg egress redirects to non-TCP sockets

2023-09-29 17:11:07 +02:00

sock_reuseport.c

soreuseport: Fix socket selection for SO_INCOMING_CPU.

2022-10-25 11:35:16 +02:00

sock.c

net: annotate data-races around sk->sk_dst_pending_confirm

2023-10-01 19:09:54 +01:00

stream.c

net: deal with most data-races in sk_wait_event()

2023-05-10 10:03:32 +01:00

sysctl_net_core.c

networking: Update to register_net_sysctl_sz

2023-08-15 15:26:18 -07:00

timestamping.c

…

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

bpf: expose information about supported xdp metadata kfunc

2023-09-15 11:26:58 -07:00