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authorSagi Grimberg <sagig@mellanox.com>2014-12-02 17:57:35 +0300
committerNicholas Bellinger <nab@linux-iscsi.org>2014-12-13 10:32:26 +0300
commit23a548ee656c8ba6da8cb2412070edcd62e2ac5d (patch)
tree9aaedc8d899f08a2363293c420919b5bfae04076 /drivers/target
parent302cc7c3ca14d21ccdffdebdb61c4fe028f2d5ad (diff)
downloadlinux-23a548ee656c8ba6da8cb2412070edcd62e2ac5d.tar.xz
iscsi,iser-target: Expose supported protection ops according to t10_pi
iSER will report supported protection operations based on the tpg attribute t10_pi settings and HCA PI offload capabilities. If the HCA does not support PI offload or tpg attribute t10_pi is not set, we fall to SW PI mode. In order to do that, we move iscsit_get_sup_prot_ops after connection tpg assignment. Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Cc: <stable@vger.kernel.org> # v3.14+ Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/target')
-rw-r--r--drivers/target/iscsi/iscsi_target_login.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/target/iscsi/iscsi_target_login.c b/drivers/target/iscsi/iscsi_target_login.c
index 05ad5c7128f2..18e2601527df 100644
--- a/drivers/target/iscsi/iscsi_target_login.c
+++ b/drivers/target/iscsi/iscsi_target_login.c
@@ -281,7 +281,6 @@ static int iscsi_login_zero_tsih_s1(
{
struct iscsi_session *sess = NULL;
struct iscsi_login_req *pdu = (struct iscsi_login_req *)buf;
- enum target_prot_op sup_pro_ops;
int ret;
sess = kzalloc(sizeof(struct iscsi_session), GFP_KERNEL);
@@ -343,9 +342,8 @@ static int iscsi_login_zero_tsih_s1(
kfree(sess);
return -ENOMEM;
}
- sup_pro_ops = conn->conn_transport->iscsit_get_sup_prot_ops(conn);
- sess->se_sess = transport_init_session(sup_pro_ops);
+ sess->se_sess = transport_init_session(TARGET_PROT_NORMAL);
if (IS_ERR(sess->se_sess)) {
iscsit_tx_login_rsp(conn, ISCSI_STATUS_CLS_TARGET_ERR,
ISCSI_LOGIN_STATUS_NO_RESOURCES);
@@ -1367,6 +1365,9 @@ static int __iscsi_target_login_thread(struct iscsi_np *np)
}
login->zero_tsih = zero_tsih;
+ conn->sess->se_sess->sup_prot_ops =
+ conn->conn_transport->iscsit_get_sup_prot_ops(conn);
+
tpg = conn->tpg;
if (!tpg) {
pr_err("Unable to locate struct iscsi_conn->tpg\n");