Author: slavash
Date: Wed Dec 5 13:26:47 2018
New Revision: 341537
URL: https://svnweb.freebsd.org/changeset/base/341537
Log:
ipoib: increase the non-cm queue length
When a packet needs fragmentation, it might generate more than 3 fragments.
With the queue length 3, all fragments are generated faster than the
queue is drained, which effectively drops fourth and later fragments on
the floor.
Submitted by: kib@
Approved by: hselasky (mentor)
MFC after: 1 week
Sponsored by: Mellanox Technologies
Modified:
head/sys/ofed/drivers/infiniband/ulp/ipoib/ipoib.h
Modified: head/sys/ofed/drivers/infiniband/ulp/ipoib/ipoib.h
==============================================================================
--- head/sys/ofed/drivers/infiniband/ulp/ipoib/ipoib.h Wed Dec 5 13:26:17
2018 (r341536)
+++ head/sys/ofed/drivers/infiniband/ulp/ipoib/ipoib.h Wed Dec 5 13:26:47
2018 (r341537)
@@ -133,8 +133,8 @@ enum {
IPOIB_NUM_WC = 4,
- IPOIB_MAX_PATH_REC_QUEUE = 3,
- IPOIB_MAX_MCAST_QUEUE = 3,
+ IPOIB_MAX_PATH_REC_QUEUE = 16,
+ IPOIB_MAX_MCAST_QUEUE = 16,
IPOIB_FLAG_OPER_UP = 0,
IPOIB_FLAG_INITIALIZED = 1,
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