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| author | Varun Prakash <varun@chelsio.com> | 2016-04-20 00:00:12 +0530 |
|---|---|---|
| committer | Nicholas Bellinger <nab@linux-iscsi.org> | 2016-05-09 23:12:08 -0700 |
| commit | 42bc3e57877f2357ccbbc3ad6e6c7d9be44579f9 (patch) | |
| tree | f8866f9683073031554ec3e7ff1f28741734c14f | |
| parent | e8205cca0abd126418c18030fb8c9ef272080d70 (diff) | |
| download | linux-42bc3e57877f2357ccbbc3ad6e6c7d9be44579f9.tar.gz linux-42bc3e57877f2357ccbbc3ad6e6c7d9be44579f9.tar.bz2 linux-42bc3e57877f2357ccbbc3ad6e6c7d9be44579f9.zip | |
iscsi-target: add int (*iscsit_validate_params)()
Add int (*iscsit_validate_params)() to
struct iscsit_transport, iscsi-target
uses this callback for validating
conn operational parameters.
cxgbit.ko needs this callback to check
and update the value of
MAXXMITDATASEGMENTLENGTH.
Signed-off-by: Varun Prakash <varun@chelsio.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
| -rw-r--r-- | drivers/target/iscsi/iscsi_target_login.c | 10 | ||||
| -rw-r--r-- | include/target/iscsi/iscsi_transport.h | 1 |
2 files changed, 11 insertions, 0 deletions
diff --git a/drivers/target/iscsi/iscsi_target_login.c b/drivers/target/iscsi/iscsi_target_login.c index 8436d56c5f0c..83574eea0be7 100644 --- a/drivers/target/iscsi/iscsi_target_login.c +++ b/drivers/target/iscsi/iscsi_target_login.c @@ -1387,6 +1387,16 @@ static int __iscsi_target_login_thread(struct iscsi_np *np) goto old_sess_out; } + if (conn->conn_transport->iscsit_validate_params) { + ret = conn->conn_transport->iscsit_validate_params(conn); + if (ret < 0) { + if (zero_tsih) + goto new_sess_out; + else + goto old_sess_out; + } + } + ret = iscsi_target_start_negotiation(login, conn); if (ret < 0) goto new_sess_out; diff --git a/include/target/iscsi/iscsi_transport.h b/include/target/iscsi/iscsi_transport.h index ccc68a0334c2..46aa219be1ae 100644 --- a/include/target/iscsi/iscsi_transport.h +++ b/include/target/iscsi/iscsi_transport.h @@ -26,6 +26,7 @@ struct iscsit_transport { struct iscsi_datain_req *, const void *, u32); void (*iscsit_release_cmd)(struct iscsi_conn *, struct iscsi_cmd *); void (*iscsit_get_rx_pdu)(struct iscsi_conn *); + int (*iscsit_validate_params)(struct iscsi_conn *); enum target_prot_op (*iscsit_get_sup_prot_ops)(struct iscsi_conn *); }; |