diff options
| author | Marcelo Ricardo Leitner <marcelo.leitner@gmail.com> | 2015-11-30 17:17:06 +0300 |
|---|---|---|
| committer | Luis Henriques <luis.henriques@canonical.com> | 2016-01-28 14:57:52 +0300 |
| commit | a3f865f6a2b3bcbd30cab0cf953f8787bb1e9ce1 (patch) | |
| tree | 2412b6c3019a4fb66ce804855cfff2cefd1f443a /include/net/sctp | |
| parent | 26e0e9c2b06c3d9cc62ac25c1e410642205234f1 (diff) | |
| download | linux-a3f865f6a2b3bcbd30cab0cf953f8787bb1e9ce1.tar.xz | |
sctp: convert sack_needed and sack_generation to bits
commit 38ee8fb67c3457f36f5137073c4b8ac2436d2393 upstream.
They don't need to be any bigger than that and with this we start a new
bitfield for tracking association runtime stuff, like zero window
situation.
Signed-off-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Acked-by: Vlad Yasevich <vyasevich@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
[ kamal: 3.19-stable prereq for
8a0d19c sctp: start t5 timer only when peer rwnd is 0 and local state is SHUTDOWN_PENDING ]
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
Diffstat (limited to 'include/net/sctp')
| -rw-r--r-- | include/net/sctp/structs.h | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h index 2ba9fe6f9812..ec526e69daeb 100644 --- a/include/net/sctp/structs.h +++ b/include/net/sctp/structs.h @@ -773,10 +773,10 @@ struct sctp_transport { hb_sent:1, /* Is the Path MTU update pending on this tranport */ - pmtu_pending:1; + pmtu_pending:1, - /* Has this transport moved the ctsn since we last sacked */ - __u32 sack_generation; + /* Has this transport moved the ctsn since we last sacked */ + sack_generation:1; u32 dst_cookie; struct flowi fl; @@ -1481,19 +1481,19 @@ struct sctp_association { prsctp_capable:1, /* Can peer do PR-SCTP? */ auth_capable:1; /* Is peer doing SCTP-AUTH? */ - /* Ack State : This flag indicates if the next received + /* sack_needed : This flag indicates if the next received * : packet is to be responded to with a - * : SACK. This is initializedto 0. When a packet - * : is received it is incremented. If this value + * : SACK. This is initialized to 0. When a packet + * : is received sack_cnt is incremented. If this value * : reaches 2 or more, a SACK is sent and the * : value is reset to 0. Note: This is used only * : when no DATA chunks are received out of * : order. When DATA chunks are out of order, * : SACK's are not delayed (see Section 6). */ - __u8 sack_needed; /* Do we need to sack the peer? */ + __u8 sack_needed:1, /* Do we need to sack the peer? */ + sack_generation:1; __u32 sack_cnt; - __u32 sack_generation; __u32 adaptation_ind; /* Adaptation Code point. */ |