linux-stable/net/mptcp
Paolo Abeni fde56eea01 mptcp: refine mptcp_cleanup_rbuf
The current cleanup rbuf tries a bit too hard to avoid acquiring
the subflow socket lock. We may end-up delaying the needed ack,
or skip acking a blocked subflow.

Address the above extending the conditions used to trigger the cleanup
to reflect more closely what TCP does and invoking tcp_cleanup_rbuf()
on all the active subflows.

Note that we can't replicate the exact tests implemented in
tcp_cleanup_rbuf(), as MPTCP lacks some of the required info - e.g.
ping-pong mode.

Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-06-22 14:36:01 -07:00
..
crypto.c kunit: mptcp: adhere to KUNIT formatting standard 2021-04-16 17:10:40 -07:00
crypto_test.c mptcp: move crypto test to KUNIT 2020-06-26 16:21:39 -07:00
ctrl.c mptcp: add sysctl allow_join_initial_addr_port 2021-06-22 14:36:01 -07:00
diag.c mptcp: allow dumping subflow context to userspace 2020-03-29 22:14:48 -07:00
Kconfig kunit: mptcp: adhere to KUNIT formatting standard 2021-04-16 17:10:40 -07:00
Makefile kunit: mptcp: adhere to KUNIT formatting standard 2021-04-16 17:10:40 -07:00
mib.c mptcp: add MIB counter for invalid mapping 2021-06-22 09:57:45 -07:00
mib.h mptcp: add MIB counter for invalid mapping 2021-06-22 09:57:45 -07:00
mptcp_diag.c mptcp: add csum_enabled in mptcp_sock 2021-06-18 11:40:11 -07:00
options.c mptcp: add deny_join_id0 in mptcp_options_received 2021-06-22 14:36:01 -07:00
pm.c mptcp: add deny_join_id0 in mptcp_options_received 2021-06-22 14:36:01 -07:00
pm_netlink.c mptcp: add deny_join_id0 in mptcp_options_received 2021-06-22 14:36:01 -07:00
protocol.c mptcp: refine mptcp_cleanup_rbuf 2021-06-22 14:36:01 -07:00
protocol.h mptcp: refine mptcp_cleanup_rbuf 2021-06-22 14:36:01 -07:00
sockopt.c mptcp: setsockopt: handle SOL_SOCKET in one place only 2021-06-04 14:08:09 -07:00
subflow.c mptcp: add deny_join_id0 in mptcp_options_received 2021-06-22 14:36:01 -07:00
syncookies.c mptcp: fix syncookie build error on UP 2020-08-01 11:52:55 -07:00
token.c mptcp: using TOKEN_MAX_RETRIES instead of magic number 2021-05-28 13:59:15 -07:00
token_test.c mptcp: introduce token KUNIT self-tests 2020-06-26 16:21:39 -07:00