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ib_srpt: Add P_Key support

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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@4980 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Bart Van Assche
2013-08-27 06:39:45 +00:00
parent 9642081700
commit 85e9255f37
2 changed files with 11 additions and 1 deletions
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10
srpt/src/ib_srpt.c
View File

@@ -1155,7 +1155,7 @@ static int srpt_init_ch_qp(struct srpt_rdma_ch *ch, struct ib_qp *qp)
attr->qp_access_flags = IB_ACCESS_LOCAL_WRITE | IB_ACCESS_REMOTE_READ |
IB_ACCESS_REMOTE_WRITE;
attr->port_num = ch->sport->port;
attr->pkey_index = 0;
attr->pkey_index = ch->pkey_index;
ret = ib_modify_qp(qp, attr,
IB_QP_STATE | IB_QP_ACCESS_FLAGS | IB_QP_PORT |
@@ -2515,6 +2515,14 @@ static int srpt_cm_req_recv(struct ib_cm_id *cm_id,
}
kref_init(&ch->kref);
ret = ib_find_pkey(sdev->device, sport->port,
be16_to_cpu(param->primary_path->pkey),
&ch->pkey_index);
if (ret < 0) {
ch->pkey_index = 0;
PRINT_ERROR("Translating pkey %#x failed (%d) - using index 0",
be16_to_cpu(param->primary_path->pkey), ret);
}
memcpy(ch->i_port_id, req->initiator_port_id, 16);
memcpy(ch->t_port_id, req->target_port_id, 16);
ch->sport = sport;

2
srpt/src/ib_srpt.h
View File

@@ -314,6 +314,7 @@ enum rdma_ch_state {
* @cmd_wait_list: list of SCST commands that arrived before the RTU event. This
* list contains struct srpt_ioctx elements and is protected
* against concurrent modification by the cm_id spinlock.
* @pkey_index: P_Key index of the IB partition for this SRP channel.
* @scst_sess: SCST session information associated with this SRP channel.
* @sess_name: SCST session name.
*/
@@ -341,6 +342,7 @@ struct srpt_rdma_ch {
enum rdma_ch_state state;
struct list_head list;
struct list_head cmd_wait_list;
uint16_t pkey_index;
bool dreq_received;
bool last_wqe_received;