diff options
| author | Andrea Bastoni <bastoni@cs.unc.edu> | 2010-05-30 19:16:45 -0400 |
|---|---|---|
| committer | Andrea Bastoni <bastoni@cs.unc.edu> | 2010-05-30 19:16:45 -0400 |
| commit | ada47b5fe13d89735805b566185f4885f5a3f750 (patch) | |
| tree | 644b88f8a71896307d71438e9b3af49126ffb22b /Documentation/infiniband | |
| parent | 43e98717ad40a4ae64545b5ba047c7b86aa44f4f (diff) | |
| parent | 3280f21d43ee541f97f8cda5792150d2dbec20d5 (diff) | |
Merge branch 'wip-2.6.34' into old-private-masterarchived-private-master
Diffstat (limited to 'Documentation/infiniband')
| -rw-r--r-- | Documentation/infiniband/ipoib.txt | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/Documentation/infiniband/ipoib.txt b/Documentation/infiniband/ipoib.txt index 6d40f00b358c..64eeb55d0c09 100644 --- a/Documentation/infiniband/ipoib.txt +++ b/Documentation/infiniband/ipoib.txt | |||
| @@ -36,11 +36,11 @@ Datagram vs Connected modes | |||
| 36 | fabric with a 2K MTU, the IPoIB MTU will be 2048 - 4 = 2044 bytes. | 36 | fabric with a 2K MTU, the IPoIB MTU will be 2048 - 4 = 2044 bytes. |
| 37 | 37 | ||
| 38 | In connected mode, the IB RC (Reliable Connected) transport is used. | 38 | In connected mode, the IB RC (Reliable Connected) transport is used. |
| 39 | Connected mode is to takes advantage of the connected nature of the | 39 | Connected mode takes advantage of the connected nature of the IB |
| 40 | IB transport and allows an MTU up to the maximal IP packet size of | 40 | transport and allows an MTU up to the maximal IP packet size of 64K, |
| 41 | 64K, which reduces the number of IP packets needed for handling | 41 | which reduces the number of IP packets needed for handling large UDP |
| 42 | large UDP datagrams, TCP segments, etc and increases the performance | 42 | datagrams, TCP segments, etc and increases the performance for large |
| 43 | for large messages. | 43 | messages. |
| 44 | 44 | ||
| 45 | In connected mode, the interface's UD QP is still used for multicast | 45 | In connected mode, the interface's UD QP is still used for multicast |
| 46 | and communication with peers that don't support connected mode. In | 46 | and communication with peers that don't support connected mode. In |