diff options
| author | Or Gerlitz <ogerlitz@voltaire.com> | 2010-02-08 13:17:42 +0000 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2010-02-24 09:41:10 -0800 |
| commit | bcc60c381d857ced653e912cbe6121294773e147 (patch) | |
| tree | 543a2d483a1110f9666ae5503d9e3c53a8782e0c /drivers/infiniband/ulp/iser/iscsi_iser.c | |
| parent | 1cef4659850eeb862c248c7670e404d7a1711ed1 (diff) | |
IB/iser: New receive buffer posting logic
Currently, the recv buffer posting logic is based on the transactional
nature of iSER which allows for posting a buffer before sending a PDU.
Change this to post only when the number of outstanding recv buffers
is below a water mark and in a batched manner, thus simplifying and
optimizing the data path. Use a pre-allocated ring of recv buffers
instead of allocating from kmem cache. A special treatment is given
to the login response buffer whose size must be 8K unlike the size of
buffers used for any other purpose which is 128 bytes.
Signed-off-by: Or Gerlitz <ogerlitz@voltaire.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/ulp/iser/iscsi_iser.c')
| -rw-r--r-- | drivers/infiniband/ulp/iser/iscsi_iser.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.c b/drivers/infiniband/ulp/iser/iscsi_iser.c index 5f7a6fca0a4d..355470e7e904 100644 --- a/drivers/infiniband/ulp/iser/iscsi_iser.c +++ b/drivers/infiniband/ulp/iser/iscsi_iser.c @@ -283,7 +283,7 @@ iscsi_iser_conn_create(struct iscsi_cls_session *cls_session, uint32_t conn_idx) * due to issues with the login code re iser sematics * this not set in iscsi_conn_setup - FIXME */ - conn->max_recv_dlength = 128; + conn->max_recv_dlength = ISER_RECV_DATA_SEG_LEN; iser_conn = conn->dd_data; conn->dd_data = iser_conn; |