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| author | Xin Long <lucien.xin@gmail.com> | 2016-07-09 19:47:43 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-07-11 13:25:39 -0700 |
| commit | a6c2f792873aff332a4689717c3cd6104f46684c (patch) | |
| tree | 2426d5ab4b3f7b3b4df82330a0df707a65477736 /net/sctp/socket.c | |
| parent | 826d253d57b11f69add81c8086d2e7f1dce5ec77 (diff) | |
| download | lwn-a6c2f792873aff332a4689717c3cd6104f46684c.tar.gz lwn-a6c2f792873aff332a4689717c3cd6104f46684c.zip | |
sctp: implement prsctp TTL policy
prsctp TTL policy is a policy to abandon chunks when they expire
at the specific time in local stack. It's similar with expires_at
in struct sctp_datamsg.
This patch uses sinfo->sinfo_timetolive to set the specific time for
TTL policy. sinfo->sinfo_timetolive is also used for msg->expires_at.
So if prsctp_enable or TTL policy is not enabled, msg->expires_at
still works as before.
Signed-off-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sctp/socket.c')
| -rw-r--r-- | net/sctp/socket.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/sctp/socket.c b/net/sctp/socket.c index c3167c43a9c1..08614296628a 100644 --- a/net/sctp/socket.c +++ b/net/sctp/socket.c @@ -7099,7 +7099,7 @@ static int sctp_msghdr_parse(const struct msghdr *msg, sctp_cmsgs_t *cmsgs) if (cmsgs->srinfo->sinfo_flags & ~(SCTP_UNORDERED | SCTP_ADDR_OVER | - SCTP_SACK_IMMEDIATELY | + SCTP_SACK_IMMEDIATELY | SCTP_PR_SCTP_MASK | SCTP_ABORT | SCTP_EOF)) return -EINVAL; break; @@ -7123,7 +7123,7 @@ static int sctp_msghdr_parse(const struct msghdr *msg, sctp_cmsgs_t *cmsgs) if (cmsgs->sinfo->snd_flags & ~(SCTP_UNORDERED | SCTP_ADDR_OVER | - SCTP_SACK_IMMEDIATELY | + SCTP_SACK_IMMEDIATELY | SCTP_PR_SCTP_MASK | SCTP_ABORT | SCTP_EOF)) return -EINVAL; break; |