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b87a5ea31c
linux/net/tipc
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Jon Maloy b87a5ea31c tipc: guarantee group unicast doesn't bypass group broadcast 
Group unicast messages don't follow the same path as broadcast messages,
and there is a high risk that unicasts sent from a socket might bypass
previously sent broadcasts from the same socket.

We fix this by letting all unicast messages carry the sequence number of
the next sent broadcast from the same node, but without updating this
number at the receiver. This way, a receiver can check and if necessary
re-order such messages before they are added to the socket receive buffer.

Signed-off-by: Jon Maloy <jon.maloy@ericsson.com>
Acked-by: Ying Xue <ying.xue@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-10-13 08:46:01 -07:00
..
addr.c tipc: simplify include dependencies 2015-05-14 12:24:45 -04:00
addr.h tipc: introduce constants for tipc address validation 2016-07-26 14:26:42 -07:00
bcast.c tipc: improve destination linked list 2017-10-13 08:46:00 -07:00
bcast.h tipc: make replicast a user selectable option 2017-01-20 12:10:17 -05:00
bearer.c tipc: remove unnecessary call to dev_net() 2017-09-06 21:25:52 -07:00
bearer.h Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2017-09-01 17:42:05 -07:00
core.c netns: make struct pernet_operations::id unsigned int 2016-11-18 10:59:15 -05:00
core.h tipc: add ability to order and receive topology events in driver 2017-10-13 08:46:00 -07:00
discover.c tipc: allocate user memory with GFP_KERNEL flag 2017-01-16 13:31:53 -05:00
discover.h tipc: eliminate buffer leak in bearer layer 2016-04-07 17:00:13 -04:00
eth_media.c tipc: make media address offset a common define 2015-02-27 18:18:48 -05:00
group.c tipc: guarantee group unicast doesn't bypass group broadcast 2017-10-13 08:46:01 -07:00
group.h tipc: introduce group anycast messaging 2017-10-13 08:46:00 -07:00
ib_media.c tipc: rename media/msg related definitions 2015-02-27 18:18:48 -05:00
Kconfig tipc: add ip/udp media type 2015-03-05 22:08:42 -05:00
link.c tipc: introduce communication groups 2017-10-13 08:46:00 -07:00
link.h tipc: transfer broadcast nacks in link state messages 2016-09-02 17:10:24 -07:00
Makefile tipc: introduce communication groups 2017-10-13 08:46:00 -07:00
monitor.c tipc: improve sanity check for received domain records 2016-11-25 20:06:18 -05:00
monitor.h tipc: dump monitor attributes 2016-07-26 14:26:42 -07:00
msg.c tipc: refactor function filter_rcv() 2017-10-13 08:46:00 -07:00
msg.h tipc: introduce group multicast messaging 2017-10-13 08:46:01 -07:00
name_distr.c tipc: allocate user memory with GFP_KERNEL flag 2017-01-16 13:31:53 -05:00
name_distr.h tipc: reduce code dependency between binding table and node layer 2015-11-20 14:06:10 -05:00
name_table.c tipc: introduce group anycast messaging 2017-10-13 08:46:00 -07:00
name_table.h tipc: introduce group anycast messaging 2017-10-13 08:46:00 -07:00
net.c netlink: pass extended ACK struct where available 2017-04-13 13:58:22 -04:00
net.h tipc: add peer removal functionality 2016-08-18 23:36:07 -07:00
netlink_compat.c net: tipc: constify genl_ops 2017-08-23 22:31:38 -07:00
netlink.c netlink: pass extended ACK struct to parsing functions 2017-04-13 13:58:22 -04:00
netlink.h tipc: make cluster size threshold for monitoring configurable 2016-07-26 14:26:42 -07:00
node.c tipc: add new function for sending multiple small messages 2017-10-13 08:46:00 -07:00
node.h tipc: introduce communication groups 2017-10-13 08:46:00 -07:00
server.c tipc: add ability to order and receive topology events in driver 2017-10-13 08:46:00 -07:00
server.h tipc: add ability to order and receive topology events in driver 2017-10-13 08:46:00 -07:00
socket.c tipc: guarantee group unicast doesn't bypass group broadcast 2017-10-13 08:46:01 -07:00
socket.h tipc: redesign connection-level flow control 2016-05-03 15:51:16 -04:00
subscr.c tipc: fix a race condition of releasing subscriber object 2017-08-22 14:25:02 -07:00
subscr.h tipc: adjust the policy of holding subscription kref 2017-03-28 18:03:33 -07:00
sysctl.c tipc: add name distributor resiliency queue 2014-09-01 17:51:48 -07:00
udp_media.c netlink: pass extended ACK struct to parsing functions 2017-04-13 13:58:22 -04:00
udp_media.h tipc: add UDP remoteip dump to netlink API 2016-08-26 21:38:41 -07:00