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-rw-r--r--include/net/sctp/structs.h2
-rw-r--r--net/sctp/chunk.c2
-rw-r--r--net/sctp/output.c4
3 files changed, 6 insertions, 2 deletions
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index b1bd2689bb7..df4c6321996 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -628,7 +628,7 @@ struct sctp_datamsg {
/* Chunks waiting to be submitted to lower layer. */
struct list_head chunks;
/* Chunks that have been transmitted. */
- struct list_head track;
+ size_t msg_size;
/* Reference counting. */
atomic_t refcnt;
/* When is this message no longer interesting to the peer? */
diff --git a/net/sctp/chunk.c b/net/sctp/chunk.c
index 645577ddc33..acf7c4d128f 100644
--- a/net/sctp/chunk.c
+++ b/net/sctp/chunk.c
@@ -59,6 +59,7 @@ static void sctp_datamsg_init(struct sctp_datamsg *msg)
msg->can_abandon = 0;
msg->expires_at = 0;
INIT_LIST_HEAD(&msg->chunks);
+ msg->msg_size = 0;
}
/* Allocate and initialize datamsg. */
@@ -155,6 +156,7 @@ static void sctp_datamsg_assign(struct sctp_datamsg *msg, struct sctp_chunk *chu
{
sctp_datamsg_hold(msg);
chunk->msg = msg;
+ msg->msg_size += chunk->skb->len;
}
diff --git a/net/sctp/output.c b/net/sctp/output.c
index d0b84f6eba4..b801bc9fb63 100644
--- a/net/sctp/output.c
+++ b/net/sctp/output.c
@@ -703,8 +703,10 @@ static sctp_xmit_t sctp_packet_can_append_data(struct sctp_packet *packet,
/* Check whether this chunk and all the rest of pending
* data will fit or delay in hopes of bundling a full
* sized packet.
+ * Don't delay large message writes that may have been
+ * fragmeneted into small peices.
*/
- if (len < max) {
+ if ((len < max) && (chunk->msg->msg_size < max)) {
retval = SCTP_XMIT_NAGLE_DELAY;
goto finish;
}