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| author | Sean Hefty <sean.hefty@intel.com> | 2007-11-27 00:11:04 -0800 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2008-01-25 14:15:30 -0800 |
| commit | 4fc8cd4919428f9b86f0b65e2f3245a1c186737f (patch) | |
| tree | 07bca41da2be7504e6d17745fb86264e59a4958e /include/rdma | |
| parent | 547af76521b3fd4b9ec5c9a9975a17eadb95e6f6 (diff) | |
| download | kernel_samsung_aries-4fc8cd4919428f9b86f0b65e2f3245a1c186737f.zip kernel_samsung_aries-4fc8cd4919428f9b86f0b65e2f3245a1c186737f.tar.gz kernel_samsung_aries-4fc8cd4919428f9b86f0b65e2f3245a1c186737f.tar.bz2 | |
IB/mad: Report number of times a mad was retried
To allow ULPs to tune timeout values and capture retry statistics,
report the number of times that a mad send operation was retried.
For RMPP mads, report the total number of times that the any portion
(send window) of the send operation was retried.
Signed-off-by: Sean Hefty <sean.hefty@intel.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'include/rdma')
| -rw-r--r-- | include/rdma/ib_mad.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/rdma/ib_mad.h b/include/rdma/ib_mad.h index 8ec3799..7228c05 100644 --- a/include/rdma/ib_mad.h +++ b/include/rdma/ib_mad.h @@ -230,7 +230,9 @@ struct ib_class_port_info * @seg_count: The number of RMPP segments allocated for this send. * @seg_size: Size of each RMPP segment. * @timeout_ms: Time to wait for a response. - * @retries: Number of times to retry a request for a response. + * @retries: Number of times to retry a request for a response. For MADs + * using RMPP, this applies per window. On completion, returns the number + * of retries needed to complete the transfer. * * Users are responsible for initializing the MAD buffer itself, with the * exception of any RMPP header. Additional segment buffer space allocated |