[PATCH openEuler-5.10 1/2] Revert "scsi: iscsi: fix kabi broken in struct iscsi_transport"
From: Li Nan linan122@huawei.com
hulk inclusion category: bugfix bugzilla: 188176, https://gitee.com/openeuler/kernel/issues/I67294 CVE: NA
--------------------------------
This reverts commit 230035efb98b6edc066f3671e092a25013a131a2.
Drivers use tgt_dscvr will compile failed because API has changed.
Signed-off-by: Li Nan linan122@huawei.com Reviewed-by: Zhang Yi yi.zhang@huawei.com Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com --- drivers/infiniband/ulp/iser/iscsi_iser.c | 9 ++----- drivers/scsi/be2iscsi/be_main.c | 9 ++----- drivers/scsi/bnx2i/bnx2i_iscsi.c | 9 ++----- drivers/scsi/cxgbi/cxgb3i/cxgb3i.c | 9 ++----- drivers/scsi/cxgbi/cxgb4i/cxgb4i.c | 9 ++----- drivers/scsi/qedi/qedi_iscsi.c | 8 ++---- drivers/scsi/qla4xxx/ql4_os.c | 8 ++---- drivers/scsi/scsi_transport_iscsi.c | 31 ++++++------------------ include/scsi/iscsi_if.h | 1 - include/scsi/scsi_transport_iscsi.h | 17 +------------ 10 files changed, 23 insertions(+), 87 deletions(-)
diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.c b/drivers/infiniband/ulp/iser/iscsi_iser.c index 4884b122e413..a16e066989fa 100644 --- a/drivers/infiniband/ulp/iser/iscsi_iser.c +++ b/drivers/infiniband/ulp/iser/iscsi_iser.c @@ -979,22 +979,17 @@ static struct scsi_host_template iscsi_iser_sht = { .track_queue_depth = 1, };
-static struct iscsi_transport_expand iscsi_iser_expand = { - .unbind_conn = iscsi_conn_unbind, -}; - static struct iscsi_transport iscsi_iser_transport = { .owner = THIS_MODULE, .name = "iser", - .caps = CAP_RECOVERY_L0 | CAP_MULTI_R2T | CAP_TEXT_NEGO - | CAP_OPS_EXPAND, + .caps = CAP_RECOVERY_L0 | CAP_MULTI_R2T | CAP_TEXT_NEGO, /* session management */ .create_session = iscsi_iser_session_create, .destroy_session = iscsi_iser_session_destroy, /* connection management */ .create_conn = iscsi_iser_conn_create, .bind_conn = iscsi_iser_conn_bind, - .ops_expand = &iscsi_iser_expand, + .unbind_conn = iscsi_conn_unbind, .destroy_conn = iscsi_conn_teardown, .attr_is_visible = iser_attr_is_visible, .set_param = iscsi_iser_set_param, diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c index 06f697bfc49f..b977e039bb78 100644 --- a/drivers/scsi/be2iscsi/be_main.c +++ b/drivers/scsi/be2iscsi/be_main.c @@ -5801,21 +5801,16 @@ static struct pci_error_handlers beiscsi_eeh_handlers = { .resume = beiscsi_eeh_resume, };
-struct iscsi_transport_expand beiscsi_iscsi_expand = { - .unbind_conn = iscsi_conn_unbind, -}; - struct iscsi_transport beiscsi_iscsi_transport = { .owner = THIS_MODULE, .name = DRV_NAME, .caps = CAP_RECOVERY_L0 | CAP_HDRDGST | CAP_TEXT_NEGO | - CAP_MULTI_R2T | CAP_DATADGST | CAP_DATA_PATH_OFFLOAD | - CAP_OPS_EXPAND, + CAP_MULTI_R2T | CAP_DATADGST | CAP_DATA_PATH_OFFLOAD, .create_session = beiscsi_session_create, .destroy_session = beiscsi_session_destroy, .create_conn = beiscsi_conn_create, .bind_conn = beiscsi_conn_bind, - .ops_expand = &beiscsi_iscsi_expand, + .unbind_conn = iscsi_conn_unbind, .destroy_conn = iscsi_conn_teardown, .attr_is_visible = beiscsi_attr_is_visible, .set_iface_param = beiscsi_iface_set_param, diff --git a/drivers/scsi/bnx2i/bnx2i_iscsi.c b/drivers/scsi/bnx2i/bnx2i_iscsi.c index e13c77a76150..8cf2f9a7cfdc 100644 --- a/drivers/scsi/bnx2i/bnx2i_iscsi.c +++ b/drivers/scsi/bnx2i/bnx2i_iscsi.c @@ -2274,23 +2274,18 @@ static struct scsi_host_template bnx2i_host_template = { .track_queue_depth = 1, };
- -static struct iscsi_transport_expand bnx2i_iscsi_expand = { - .unbind_conn = iscsi_conn_unbind, -}; - struct iscsi_transport bnx2i_iscsi_transport = { .owner = THIS_MODULE, .name = "bnx2i", .caps = CAP_RECOVERY_L0 | CAP_HDRDGST | CAP_MULTI_R2T | CAP_DATADGST | CAP_DATA_PATH_OFFLOAD | - CAP_TEXT_NEGO | CAP_OPS_EXPAND, + CAP_TEXT_NEGO, .create_session = bnx2i_session_create, .destroy_session = bnx2i_session_destroy, .create_conn = bnx2i_conn_create, .bind_conn = bnx2i_conn_bind, - .ops_expand = &bnx2i_iscsi_expand, + .unbind_conn = iscsi_conn_unbind, .destroy_conn = bnx2i_conn_destroy, .attr_is_visible = bnx2i_attr_is_visible, .set_param = iscsi_set_param, diff --git a/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c index 65eb6230d390..edcd3fab6973 100644 --- a/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c +++ b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c @@ -100,18 +100,13 @@ static struct scsi_host_template cxgb3i_host_template = { .track_queue_depth = 1, };
-static struct iscsi_transport_expand cxgb3i_iscsi_expand = { - .unbind_conn = iscsi_conn_unbind, -}; - static struct iscsi_transport cxgb3i_iscsi_transport = { .owner = THIS_MODULE, .name = DRV_MODULE_NAME, /* owner and name should be set already */ .caps = CAP_RECOVERY_L0 | CAP_MULTI_R2T | CAP_HDRDGST | CAP_DATADGST | CAP_DIGEST_OFFLOAD | - CAP_PADDING_OFFLOAD | CAP_TEXT_NEGO | - CAP_OPS_EXPAND, + CAP_PADDING_OFFLOAD | CAP_TEXT_NEGO, .attr_is_visible = cxgbi_attr_is_visible, .get_host_param = cxgbi_get_host_param, .set_host_param = cxgbi_set_host_param, @@ -122,7 +117,7 @@ static struct iscsi_transport cxgb3i_iscsi_transport = { /* connection management */ .create_conn = cxgbi_create_conn, .bind_conn = cxgbi_bind_conn, - .ops_expand = &cxgb3i_iscsi_expand, + .unbind_conn = iscsi_conn_unbind, .destroy_conn = iscsi_tcp_conn_teardown, .start_conn = iscsi_conn_start, .stop_conn = iscsi_conn_stop, diff --git a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c index 88f96964c356..efb3e2b3398e 100644 --- a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c +++ b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c @@ -118,17 +118,12 @@ static struct scsi_host_template cxgb4i_host_template = { .track_queue_depth = 1, };
-static struct iscsi_transport_expand cxgb4i_iscsi_expand = { - .unbind_conn = iscsi_conn_unbind, -}; - static struct iscsi_transport cxgb4i_iscsi_transport = { .owner = THIS_MODULE, .name = DRV_MODULE_NAME, .caps = CAP_RECOVERY_L0 | CAP_MULTI_R2T | CAP_HDRDGST | CAP_DATADGST | CAP_DIGEST_OFFLOAD | - CAP_PADDING_OFFLOAD | CAP_TEXT_NEGO | - CAP_OPS_EXPAND, + CAP_PADDING_OFFLOAD | CAP_TEXT_NEGO, .attr_is_visible = cxgbi_attr_is_visible, .get_host_param = cxgbi_get_host_param, .set_host_param = cxgbi_set_host_param, @@ -139,7 +134,7 @@ static struct iscsi_transport cxgb4i_iscsi_transport = { /* connection management */ .create_conn = cxgbi_create_conn, .bind_conn = cxgbi_bind_conn, - .ops_expand = &cxgb4i_iscsi_expand, + .unbind_conn = iscsi_conn_unbind, .destroy_conn = iscsi_tcp_conn_teardown, .start_conn = iscsi_conn_start, .stop_conn = iscsi_conn_stop, diff --git a/drivers/scsi/qedi/qedi_iscsi.c b/drivers/scsi/qedi/qedi_iscsi.c index 8003b3519b95..3bcadb3dd40d 100644 --- a/drivers/scsi/qedi/qedi_iscsi.c +++ b/drivers/scsi/qedi/qedi_iscsi.c @@ -1429,20 +1429,16 @@ static void qedi_cleanup_task(struct iscsi_task *task) cmd->scsi_cmd = NULL; }
-static struct iscsi_transport_expand qedi_iscsi_expand = { - .unbind_conn = iscsi_conn_unbind, -}; - struct iscsi_transport qedi_iscsi_transport = { .owner = THIS_MODULE, .name = QEDI_MODULE_NAME, .caps = CAP_RECOVERY_L0 | CAP_HDRDGST | CAP_MULTI_R2T | CAP_DATADGST | - CAP_DATA_PATH_OFFLOAD | CAP_TEXT_NEGO | CAP_OPS_EXPAND, + CAP_DATA_PATH_OFFLOAD | CAP_TEXT_NEGO, .create_session = qedi_session_create, .destroy_session = qedi_session_destroy, .create_conn = qedi_conn_create, .bind_conn = qedi_conn_bind, - .ops_expand = &qedi_iscsi_expand, + .unbind_conn = iscsi_conn_unbind, .start_conn = qedi_conn_start, .stop_conn = iscsi_conn_stop, .destroy_conn = qedi_conn_destroy, diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c index 377d83762099..8d82d2a83059 100644 --- a/drivers/scsi/qla4xxx/ql4_os.c +++ b/drivers/scsi/qla4xxx/ql4_os.c @@ -246,24 +246,20 @@ static struct scsi_host_template qla4xxx_driver_template = { .vendor_id = SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_QLOGIC, };
-static struct iscsi_transport_expand qla4xxx_iscsi_expand = { - .unbind_conn = iscsi_conn_unbind, -}; - static struct iscsi_transport qla4xxx_iscsi_transport = { .owner = THIS_MODULE, .name = DRIVER_NAME, .caps = CAP_TEXT_NEGO | CAP_DATA_PATH_OFFLOAD | CAP_HDRDGST | CAP_DATADGST | CAP_LOGIN_OFFLOAD | - CAP_MULTI_R2T | CAP_OPS_EXPAND, + CAP_MULTI_R2T, .attr_is_visible = qla4_attr_is_visible, .create_session = qla4xxx_session_create, .destroy_session = qla4xxx_session_destroy, .start_conn = qla4xxx_conn_start, .create_conn = qla4xxx_conn_create, .bind_conn = qla4xxx_conn_bind, - .ops_expand = &qla4xxx_iscsi_expand, + .unbind_conn = iscsi_conn_unbind, .stop_conn = iscsi_conn_stop, .destroy_conn = qla4xxx_conn_destroy, .set_param = iscsi_set_param, diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c index a213362524c9..517a3c4d879b 100644 --- a/drivers/scsi/scsi_transport_iscsi.c +++ b/drivers/scsi/scsi_transport_iscsi.c @@ -2257,11 +2257,7 @@ static void iscsi_ep_disconnect(struct iscsi_cls_conn *conn, bool is_active) ep = conn->ep; conn->ep = NULL;
- if (session->transport->caps & CAP_OPS_EXPAND && - session->transport->ops_expand && - session->transport->ops_expand->unbind_conn) - session->transport->ops_expand->unbind_conn(conn, is_active); - + session->transport->unbind_conn(conn, is_active); session->transport->ep_disconnect(ep); ISCSI_DBG_TRANS_CONN(conn, "disconnect ep done.\n"); } @@ -3228,19 +3224,10 @@ iscsi_tgt_dscvr(struct iscsi_transport *transport, struct Scsi_Host *shost; struct sockaddr *dst_addr; int err; - int (*tgt_dscvr)(struct Scsi_Host *shost, enum iscsi_tgt_dscvr type, - uint32_t enable, struct sockaddr *dst_addr);
- if (transport->caps & CAP_OPS_EXPAND) { - if (!transport->ops_expand || !transport->ops_expand->tgt_dscvr) - return -EINVAL; - tgt_dscvr = transport->ops_expand->tgt_dscvr; - } else { - if (!transport->ops_expand) - return -EINVAL; - tgt_dscvr = (int (*)(struct Scsi_Host *, enum iscsi_tgt_dscvr, uint32_t, - struct sockaddr *))(transport->ops_expand); - } + if (!transport->tgt_dscvr) + return -EINVAL; + shost = scsi_host_lookup(ev->u.tgt_dscvr.host_no); if (!shost) { printk(KERN_ERR "target discovery could not find host no %u\n", @@ -3250,8 +3237,8 @@ iscsi_tgt_dscvr(struct iscsi_transport *transport,
dst_addr = (struct sockaddr *)((char*)ev + sizeof(*ev)); - err = tgt_dscvr(shost, ev->u.tgt_dscvr.type, - ev->u.tgt_dscvr.enable, dst_addr); + err = transport->tgt_dscvr(shost, ev->u.tgt_dscvr.type, + ev->u.tgt_dscvr.enable, dst_addr); scsi_host_put(shost); return err; } @@ -4904,10 +4891,8 @@ iscsi_register_transport(struct iscsi_transport *tt) int err;
BUG_ON(!tt); - if (tt->caps & CAP_OPS_EXPAND) { - BUG_ON(!tt->ops_expand); - WARN_ON(tt->ep_disconnect && !tt->ops_expand->unbind_conn); - } + WARN_ON(tt->ep_disconnect && !tt->unbind_conn); + priv = iscsi_if_transport_lookup(tt); if (priv) return NULL; diff --git a/include/scsi/iscsi_if.h b/include/scsi/iscsi_if.h index 5679b9fb2b1e..5225a23f2d0e 100644 --- a/include/scsi/iscsi_if.h +++ b/include/scsi/iscsi_if.h @@ -761,7 +761,6 @@ enum iscsi_ping_status_code { and verification */ #define CAP_LOGIN_OFFLOAD 0x4000 /* offload session login */
-#define CAP_OPS_EXPAND 0x8000 /* oiscsi_transport->ops_expand flag */ /* * These flags describes reason of stop_conn() call */ diff --git a/include/scsi/scsi_transport_iscsi.h b/include/scsi/scsi_transport_iscsi.h index 1f7574d89822..b7fd8b738aa8 100644 --- a/include/scsi/scsi_transport_iscsi.h +++ b/include/scsi/scsi_transport_iscsi.h @@ -29,15 +29,6 @@ struct bsg_job; struct iscsi_bus_flash_session; struct iscsi_bus_flash_conn;
-/* - * The expansion of iscsi_transport to fix kabi while adding members. - */ -struct iscsi_transport_expand { - int (*tgt_dscvr)(struct Scsi_Host *shost, enum iscsi_tgt_dscvr type, - uint32_t enable, struct sockaddr *dst_addr); - void (*unbind_conn)(struct iscsi_cls_conn *conn, bool is_active); -}; - /** * struct iscsi_transport - iSCSI Transport template * @@ -91,6 +82,7 @@ struct iscsi_transport { void (*destroy_session) (struct iscsi_cls_session *session); struct iscsi_cls_conn *(*create_conn) (struct iscsi_cls_session *sess, uint32_t cid); + void (*unbind_conn) (struct iscsi_cls_conn *conn, bool is_active); int (*bind_conn) (struct iscsi_cls_session *session, struct iscsi_cls_conn *cls_conn, uint64_t transport_eph, int is_leading); @@ -132,15 +124,8 @@ struct iscsi_transport { int non_blocking); int (*ep_poll) (struct iscsi_endpoint *ep, int timeout_ms); void (*ep_disconnect) (struct iscsi_endpoint *ep); -#ifdef __GENKSYMS__ int (*tgt_dscvr) (struct Scsi_Host *shost, enum iscsi_tgt_dscvr type, uint32_t enable, struct sockaddr *dst_addr); -#else - /* - * onece ops_expand is used, caps must be set to CAP_OPS_EXPAND - */ - struct iscsi_transport_expand *ops_expand; -#endif int (*set_path) (struct Scsi_Host *shost, struct iscsi_path *params); int (*set_iface_param) (struct Scsi_Host *shost, void *data, uint32_t len);
From: Li Nan linan122@huawei.com
hulk inclusion category: bugfix bugzilla: 188176, https://gitee.com/openeuler/kernel/issues/I67294 CVE: NA
-------------------------------
Commit 891e2639deae ("scsi: iscsi: Stop queueing during ep_disconnect") introduces .unbind_conn to fix the race between __iscsi_conn_send_pdu() and .ep_disconnect, however it also introduces the KABI problem.
Considering the issue is only related with offload iscsi driver but not iscsi_tcp, so tried to revert it, however the above commit is just one patch in a patchset, the following patches depends on it and these patches fix problem related with iscsi_tcp.
So just reverting it manually by removing .unbind_conn from iscsi_transport.
Signed-off-by: Li Nan linan122@huawei.com Reviewed-by: Zhang Yi yi.zhang@huawei.com Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com --- drivers/infiniband/ulp/iser/iscsi_iser.c | 1 - drivers/scsi/be2iscsi/be_main.c | 1 - drivers/scsi/bnx2i/bnx2i_iscsi.c | 1 - drivers/scsi/cxgbi/cxgb3i/cxgb3i.c | 1 - drivers/scsi/cxgbi/cxgb4i/cxgb4i.c | 1 - drivers/scsi/qedi/qedi_iscsi.c | 1 - drivers/scsi/qla4xxx/ql4_os.c | 1 - drivers/scsi/scsi_transport_iscsi.c | 2 -- include/scsi/scsi_transport_iscsi.h | 1 - 9 files changed, 10 deletions(-)
diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.c b/drivers/infiniband/ulp/iser/iscsi_iser.c index a16e066989fa..da3ee3cc2632 100644 --- a/drivers/infiniband/ulp/iser/iscsi_iser.c +++ b/drivers/infiniband/ulp/iser/iscsi_iser.c @@ -989,7 +989,6 @@ static struct iscsi_transport iscsi_iser_transport = { /* connection management */ .create_conn = iscsi_iser_conn_create, .bind_conn = iscsi_iser_conn_bind, - .unbind_conn = iscsi_conn_unbind, .destroy_conn = iscsi_conn_teardown, .attr_is_visible = iser_attr_is_visible, .set_param = iscsi_iser_set_param, diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c index b977e039bb78..987dc8135a9b 100644 --- a/drivers/scsi/be2iscsi/be_main.c +++ b/drivers/scsi/be2iscsi/be_main.c @@ -5810,7 +5810,6 @@ struct iscsi_transport beiscsi_iscsi_transport = { .destroy_session = beiscsi_session_destroy, .create_conn = beiscsi_conn_create, .bind_conn = beiscsi_conn_bind, - .unbind_conn = iscsi_conn_unbind, .destroy_conn = iscsi_conn_teardown, .attr_is_visible = beiscsi_attr_is_visible, .set_iface_param = beiscsi_iface_set_param, diff --git a/drivers/scsi/bnx2i/bnx2i_iscsi.c b/drivers/scsi/bnx2i/bnx2i_iscsi.c index 8cf2f9a7cfdc..872e2ebad800 100644 --- a/drivers/scsi/bnx2i/bnx2i_iscsi.c +++ b/drivers/scsi/bnx2i/bnx2i_iscsi.c @@ -2285,7 +2285,6 @@ struct iscsi_transport bnx2i_iscsi_transport = { .destroy_session = bnx2i_session_destroy, .create_conn = bnx2i_conn_create, .bind_conn = bnx2i_conn_bind, - .unbind_conn = iscsi_conn_unbind, .destroy_conn = bnx2i_conn_destroy, .attr_is_visible = bnx2i_attr_is_visible, .set_param = iscsi_set_param, diff --git a/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c index edcd3fab6973..37d99357120f 100644 --- a/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c +++ b/drivers/scsi/cxgbi/cxgb3i/cxgb3i.c @@ -117,7 +117,6 @@ static struct iscsi_transport cxgb3i_iscsi_transport = { /* connection management */ .create_conn = cxgbi_create_conn, .bind_conn = cxgbi_bind_conn, - .unbind_conn = iscsi_conn_unbind, .destroy_conn = iscsi_tcp_conn_teardown, .start_conn = iscsi_conn_start, .stop_conn = iscsi_conn_stop, diff --git a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c index efb3e2b3398e..2c3491528d42 100644 --- a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c +++ b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c @@ -134,7 +134,6 @@ static struct iscsi_transport cxgb4i_iscsi_transport = { /* connection management */ .create_conn = cxgbi_create_conn, .bind_conn = cxgbi_bind_conn, - .unbind_conn = iscsi_conn_unbind, .destroy_conn = iscsi_tcp_conn_teardown, .start_conn = iscsi_conn_start, .stop_conn = iscsi_conn_stop, diff --git a/drivers/scsi/qedi/qedi_iscsi.c b/drivers/scsi/qedi/qedi_iscsi.c index 3bcadb3dd40d..c42123478795 100644 --- a/drivers/scsi/qedi/qedi_iscsi.c +++ b/drivers/scsi/qedi/qedi_iscsi.c @@ -1438,7 +1438,6 @@ struct iscsi_transport qedi_iscsi_transport = { .destroy_session = qedi_session_destroy, .create_conn = qedi_conn_create, .bind_conn = qedi_conn_bind, - .unbind_conn = iscsi_conn_unbind, .start_conn = qedi_conn_start, .stop_conn = iscsi_conn_stop, .destroy_conn = qedi_conn_destroy, diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c index 8d82d2a83059..dac4129885d7 100644 --- a/drivers/scsi/qla4xxx/ql4_os.c +++ b/drivers/scsi/qla4xxx/ql4_os.c @@ -259,7 +259,6 @@ static struct iscsi_transport qla4xxx_iscsi_transport = { .start_conn = qla4xxx_conn_start, .create_conn = qla4xxx_conn_create, .bind_conn = qla4xxx_conn_bind, - .unbind_conn = iscsi_conn_unbind, .stop_conn = iscsi_conn_stop, .destroy_conn = qla4xxx_conn_destroy, .set_param = iscsi_set_param, diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c index 517a3c4d879b..efb005288032 100644 --- a/drivers/scsi/scsi_transport_iscsi.c +++ b/drivers/scsi/scsi_transport_iscsi.c @@ -2257,7 +2257,6 @@ static void iscsi_ep_disconnect(struct iscsi_cls_conn *conn, bool is_active) ep = conn->ep; conn->ep = NULL;
- session->transport->unbind_conn(conn, is_active); session->transport->ep_disconnect(ep); ISCSI_DBG_TRANS_CONN(conn, "disconnect ep done.\n"); } @@ -4891,7 +4890,6 @@ iscsi_register_transport(struct iscsi_transport *tt) int err;
BUG_ON(!tt); - WARN_ON(tt->ep_disconnect && !tt->unbind_conn);
priv = iscsi_if_transport_lookup(tt); if (priv) diff --git a/include/scsi/scsi_transport_iscsi.h b/include/scsi/scsi_transport_iscsi.h index b7fd8b738aa8..77a59f391309 100644 --- a/include/scsi/scsi_transport_iscsi.h +++ b/include/scsi/scsi_transport_iscsi.h @@ -82,7 +82,6 @@ struct iscsi_transport { void (*destroy_session) (struct iscsi_cls_session *session); struct iscsi_cls_conn *(*create_conn) (struct iscsi_cls_session *sess, uint32_t cid); - void (*unbind_conn) (struct iscsi_cls_conn *conn, bool is_active); int (*bind_conn) (struct iscsi_cls_session *session, struct iscsi_cls_conn *cls_conn, uint64_t transport_eph, int is_leading);
-
Zheng Zengkai