remarkable-linux/net
Wei Wang 560fd93bca decnet: take dst->__refcnt when struct dn_route is created
struct dn_route is inserted into dn_rt_hash_table but no dst->__refcnt
is taken.
This patch makes sure the dn_rt_hash_table's reference to the dst is ref
counted.

As the dst is always ref counted properly, we can safely mark
DST_NOGC flag so dst_release() will release dst based on refcnt only.
And dst gc is no longer needed and all dst_free() or its related
function calls should be replaced with dst_release() or
dst_release_immediate(). And dst_dev_put() is called when removing dst
from the hash table to release the reference on dst->dev before we lose
pointer to it.

Also, correct the logic in dn_dst_check_expire() and dn_dst_gc() to
check dst->__refcnt to be > 1 to indicate it is referenced by other
users.

Signed-off-by: Wei Wang <weiwan@google.com>
Acked-by: Martin KaFai Lau <kafai@fb.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-06-17 22:54:01 -04:00
..
6lowpan
9p
802 networking: make skb_push & __skb_push return void pointers 2017-06-16 11:48:40 -04:00
8021q networking: make skb_push & __skb_push return void pointers 2017-06-16 11:48:40 -04:00
appletalk networking: make skb_push & __skb_push return void pointers 2017-06-16 11:48:40 -04:00
atm networking: make skb_put & friends return void pointers 2017-06-16 11:48:39 -04:00
ax25 networking: make skb_push & __skb_push return void pointers 2017-06-16 11:48:40 -04:00
batman-adv networking: make skb_put & friends return void pointers 2017-06-16 11:48:39 -04:00
bluetooth networking: add and use skb_put_u8() 2017-06-16 11:48:40 -04:00
bpf
bridge networking: make skb_push & __skb_push return void pointers 2017-06-16 11:48:40 -04:00
caif Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2017-06-15 11:59:32 -04:00
can networking: introduce and use skb_put_data() 2017-06-16 11:48:37 -04:00
ceph
core xfrm: take refcnt of dst when creating struct xfrm_dst bundle 2017-06-17 22:54:00 -04:00
dcb
dccp networking: make skb_push & __skb_push return void pointers 2017-06-16 11:48:40 -04:00
decnet decnet: take dst->__refcnt when struct dn_route is created 2017-06-17 22:54:01 -04:00
dns_resolver
dsa net: dsa: add cross-chip multicast support 2017-06-16 15:21:14 -04:00
ethernet networking: make skb_push & __skb_push return void pointers 2017-06-16 11:48:40 -04:00
hsr hsr: fix incorrect warning 2017-06-12 15:21:20 -04:00
ieee802154 networking: introduce and use skb_put_data() 2017-06-16 11:48:37 -04:00
ife
ipv4 ipv4: mark DST_NOGC and remove the operation of dst_free() 2017-06-17 22:54:00 -04:00
ipv6 ipv6: get rid of icmp6 dst garbage collector 2017-06-17 22:54:00 -04:00
ipx
irda networking: make skb_push & __skb_push return void pointers 2017-06-16 11:48:40 -04:00
iucv networking: make skb_push & __skb_push return void pointers 2017-06-16 11:48:40 -04:00
kcm
key networking: make skb_put & friends return void pointers 2017-06-16 11:48:39 -04:00
l2tp l2tp: cast l2tp traffic counter to unsigned 2017-06-10 16:14:27 -04:00
l3mdev
lapb
llc net: llc: add lock_sock in llc_ui_bind to avoid a race condition 2017-05-26 14:20:29 -04:00
mac80211 networking: make skb_push & __skb_push return void pointers 2017-06-16 11:48:40 -04:00
mac802154 net: Fix inconsistent teardown and release of private netdev state. 2017-06-07 15:53:24 -04:00
mpls Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2017-06-06 22:20:08 -04:00
ncsi networking: make skb_push & __skb_push return void pointers 2017-06-16 11:48:40 -04:00
netfilter networking: make skb_put & friends return void pointers 2017-06-16 11:48:39 -04:00
netlabel
netlink networking: make skb_put & friends return void pointers 2017-06-16 11:48:39 -04:00
netrom
nfc networking: add and use skb_put_u8() 2017-06-16 11:48:40 -04:00
openvswitch networking: convert many more places to skb_put_zero() 2017-06-16 11:48:35 -04:00
packet net/packet: remove unneeded declaraion of tpacket_snd(). 2017-06-10 16:15:25 -04:00
phonet net: Fix inconsistent teardown and release of private netdev state. 2017-06-07 15:53:24 -04:00
psample networking: make skb_put & friends return void pointers 2017-06-16 11:48:39 -04:00
qrtr networking: make skb_put & friends return void pointers 2017-06-16 11:48:39 -04:00
rds rds: tcp: Set linger when rejecting an incoming conn in rds_tcp_accept_one 2017-06-16 12:45:15 -04:00
rfkill net: rfkill: gpio: Switch to devm_acpi_dev_add_driver_gpios() 2017-06-13 11:07:51 +02:00
rose
rxrpc networking: convert many more places to skb_put_zero() 2017-06-16 11:48:35 -04:00
sched net: sched: act_tunnel_key: make UDP checksum configurable 2017-06-15 14:21:03 -04:00
sctp networking: make skb_push & __skb_push return void pointers 2017-06-16 11:48:40 -04:00
smc
strparser
sunrpc SUNRPC: ensure correct error is reported by xs_tcp_setup_socket() 2017-05-31 12:26:44 -04:00
switchdev net: switchdev: Change notifier chain to be atomic 2017-06-08 14:16:24 -04:00
tipc net: tipc: Fix a sleep-in-atomic bug in tipc_msg_reverse 2017-06-10 18:20:38 -04:00
tls tls: Depend upon INET not plain NET. 2017-06-16 11:28:49 -04:00
unix af_unix: Add sockaddr length checks before accessing sa_family in bind and connect handlers 2017-06-09 10:10:24 -04:00
vmw_vsock networking: make skb_put & friends return void pointers 2017-06-16 11:48:39 -04:00
wimax
wireless networking: make skb_push & __skb_push return void pointers 2017-06-16 11:48:40 -04:00
x25 networking: introduce and use skb_put_data() 2017-06-16 11:48:37 -04:00
xfrm xfrm: take refcnt of dst when creating struct xfrm_dst bundle 2017-06-17 22:54:00 -04:00
compat.c
Kconfig tls: kernel TLS support 2017-06-15 12:12:40 -04:00
Makefile tls: kernel TLS support 2017-06-15 12:12:40 -04:00
socket.c
sysctl_net.c