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David Howells 5086d9a9df rxrpc: Move the cwnd degradation after transmitting packets 
When we've gone for >1RTT without transmitting a packet, we should reduce
the ssthresh and cut the cwnd by half (as suggested in RFC2861 sec 3.1).

However, we may receive ACK packets in a batch and the first of these may
cut the cwnd, preventing further transmission, and each subsequent one cuts
the cwnd yet further, reducing it to the floor and killing performance.

Fix this by moving the cwnd reset to after doing the transmission and
resetting the base time such that we don't cut the cwnd by half again for
at least another RTT.

Signed-off-by: David Howells <dhowells@redhat.com>
cc: Marc Dionne <marc.dionne@auristor.com>
cc: linux-afs@lists.infradead.org
 		2022-12-01 13:36:43 +00:00
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6lowpan
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9p Including fixes from bpf, can and wifi. 2022-11-29 09:52:10 -08:00
802 mrp: introduce active flags to prevent UAF when applicant uninit 2022-11-18 12:14:55 +00:00
8021q net: Remove the obsolte u64_stats_fetch_*_irq() users (net). 2022-10-28 20:13:54 -07:00
appletalk
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atm net/atm: fix proc_mpc_write incorrect return value 2022-10-15 11:08:36 +01:00
ax25 ax25: af_ax25: Remove unnecessary (void*) conversions 2022-11-16 13:31:03 +00:00
batman-adv genetlink: introduce split op representation 2022-11-07 12:30:16 +00:00
bluetooth Bluetooth: L2CAP: Fix attempting to access uninitialized memory 2022-11-02 16:37:00 -07:00
bpf bpf-next-for-netdev 2022-11-28 19:42:17 -08:00
bpfilter
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bridge Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-11-17 18:30:39 -08:00
caif net: caif: fix double disconnect client in chnl_net_open() 2022-11-14 10:51:13 +00:00
can Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-11-10 17:43:53 -08:00
ceph Random number generator fixes for Linux 6.1-rc1. 2022-10-16 15:27:07 -07:00
core Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-11-29 13:04:52 -08:00
dcb net: dcb: move getapptrust to separate function 2022-11-15 15:27:43 +01:00
dccp Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-11-29 13:04:52 -08:00
dns_resolver
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dsa net: dsa: kill off dsa_priv.h 2022-11-22 20:41:54 -08:00
ethernet net: gro: skb_gro_header helper function 2022-08-25 10:33:21 +02:00
ethtool ethtool: avoiding integer overflow in ethtool_phys_id() 2022-11-23 20:03:51 -08:00
hsr net: hsr: Fix potential use-after-free 2022-11-28 18:09:00 -08:00
ieee802154 genetlink: introduce split op representation 2022-11-07 12:30:16 +00:00
ife
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ipv4 Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-11-29 13:04:52 -08:00
ipv6 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next 2022-11-29 20:50:51 -08:00
iucv
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kcm kcm: close race conditions on sk_receive_queue 2022-11-15 12:42:26 +01:00
key Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next 2022-11-29 20:50:51 -08:00
l2tp Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-11-29 13:04:52 -08:00
l3mdev
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lapb
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llc
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mac80211 Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-11-29 13:04:52 -08:00
mac802154 Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-10-27 16:56:36 -07:00
mctp mctp: Fix an error handling path in mctp_init() 2022-11-09 19:26:08 -08:00
mpls net: Remove the obsolte u64_stats_fetch_*_irq() users (net). 2022-10-28 20:13:54 -07:00
mptcp mptcp: add support for TCP_FASTOPEN_KEY sockopt 2022-11-29 20:24:26 -08:00
ncsi genetlink: start to validate reserved header bytes 2022-08-29 12:47:15 +01:00
netfilter Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-11-29 13:04:52 -08:00
netlabel genetlink: start to validate reserved header bytes 2022-08-29 12:47:15 +01:00
netlink netlink: remove the flex array from struct nlmsghdr 2022-11-18 18:36:54 -08:00
netrom
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nfc Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-11-29 13:04:52 -08:00
nsh
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openvswitch Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-11-29 13:04:52 -08:00
packet Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-11-29 13:04:52 -08:00
phonet
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psample genetlink: start to validate reserved header bytes 2022-08-29 12:47:15 +01:00
qrtr net: qrtr: start MHI channel after endpoit creation 2022-08-15 11:21:42 +01:00
rds rds: remove redundant variable total_payload_len 2022-11-04 10:09:50 +00:00
rfkill
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rose rose: Fix NULL pointer dereference in rose_send_frame() 2022-11-02 11:57:30 +00:00
rxrpc rxrpc: Move the cwnd degradation after transmitting packets 2022-12-01 13:36:43 +00:00
sched Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-11-29 13:04:52 -08:00
sctp Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-11-29 13:04:52 -08:00
smc net/smc: Fix possible leaked pernet namespace in smc_init() 2022-11-02 20:42:09 -07:00
strparser strparser: pad sk_skb_cb to avoid straddling cachelines 2022-07-08 18:38:44 -07:00
sunrpc SUNRPC: Fix crasher in gss_unwrap_resp_integ() 2022-10-27 15:52:10 -04:00
switchdev
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tipc tipc: re-fetch skb cb after tipc_msg_validate 2022-11-28 18:07:31 -08:00
tls net/tls: Fix memory leak in tls_enc_skb() and tls_sw_fallback_init() 2022-11-11 20:08:17 -08:00
unix net: remove SOCK_SUPPORT_ZC from sockmap 2022-10-28 20:21:25 -07:00
vmw_vsock vsock: fix possible infinite sleep in vsock_connectible_wait_data() 2022-11-03 10:49:29 +01:00
wireless Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-11-29 13:04:52 -08:00
x25 net/x25: Fix skb leak in x25_lapb_receive_frame() 2022-11-15 20:22:19 -08:00
xdp bpf: Expand map key argument of bpf_redirect_map to u64 2022-11-15 09:00:27 -08:00
xfrm Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next 2022-11-29 20:50:51 -08:00
Kconfig Remove DECnet support from kernel 2022-08-22 14:26:30 +01:00
Kconfig.debug net: make NET_(DEV|NS)_REFCNT_TRACKER depend on NET 2022-09-20 14:23:56 -07:00
Makefile Remove DECnet support from kernel 2022-08-22 14:26:30 +01:00
compat.c net: clear msg_get_inq in __get_compat_msghdr() 2022-09-20 08:23:20 -07:00
devres.c
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socket.c net: introduce and use custom sockopt socket flag 2022-10-24 10:52:50 +01:00
sysctl_net.c
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