f57915cfa5
This patch adds a max_send_sge=2 minimum in isert_conn_setup_qp() to ensure outgoing control PDU responses with tx_desc->num_sge=2 are able to function correctly. This addresses a bug with RDMA hardware using dev_attr.max_sge=3, that in the original code with the ConnectX-2 work-around would result in isert_conn->max_sge=1 being negotiated. Originally reported by Chris with ocrdma driver. Reported-by: Chris Moore <Chris.Moore@emulex.com> Tested-by: Chris Moore <Chris.Moore@emulex.com> Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Cc: <stable@vger.kernel.org> # 3.10+ Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org> |
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