diff options
| author | Sagi Grimberg <sagig@mellanox.com> | 2014-04-29 13:13:47 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-06-16 13:40:32 -0700 |
| commit | dced9703a3b0972ba42eea27281a363bfb3d0c6f (patch) | |
| tree | 1b9b5b2f2ed42165449fa80639bd8513c670735c /drivers/target | |
| parent | 2cbbc2f411bebb054f258c648272f38e2a23e052 (diff) | |
Target/iscsi,iser: Avoid accepting transport connections during stop stage
commit 14f4b54fe38f3a8f8392a50b951c8aa43b63687a upstream.
When the target is in stop stage, iSER transport initiates RDMA disconnects.
The iSER initiator may wish to establish a new connection over the
still existing network portal. In this case iSER transport should not
accept and resume new RDMA connections. In order to learn that, iscsi_np
is added with enabled flag so the iSER transport can check when deciding
weather to accept and resume a new connection request.
The iscsi_np is enabled after successful transport setup, and disabled
before iscsi_np login threads are cleaned up.
Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/target')
| -rw-r--r-- | drivers/target/iscsi/iscsi_target_core.h | 1 | ||||
| -rw-r--r-- | drivers/target/iscsi/iscsi_target_login.c | 1 | ||||
| -rw-r--r-- | drivers/target/iscsi/iscsi_target_tpg.c | 1 |
3 files changed, 3 insertions, 0 deletions
diff --git a/drivers/target/iscsi/iscsi_target_core.h b/drivers/target/iscsi/iscsi_target_core.h index 48f7b3bf4e8c..1d4a8c86551f 100644 --- a/drivers/target/iscsi/iscsi_target_core.h +++ b/drivers/target/iscsi/iscsi_target_core.h @@ -773,6 +773,7 @@ struct iscsi_np { int np_ip_proto; int np_sock_type; enum np_thread_state_table np_thread_state; + bool enabled; enum iscsi_timer_flags_table np_login_timer_flags; u32 np_exports; enum np_flags_table np_flags; diff --git a/drivers/target/iscsi/iscsi_target_login.c b/drivers/target/iscsi/iscsi_target_login.c index 369ef10e8077..cad6fdcc64da 100644 --- a/drivers/target/iscsi/iscsi_target_login.c +++ b/drivers/target/iscsi/iscsi_target_login.c @@ -981,6 +981,7 @@ int iscsi_target_setup_login_socket( } np->np_transport = t; + np->enabled = true; return 0; } diff --git a/drivers/target/iscsi/iscsi_target_tpg.c b/drivers/target/iscsi/iscsi_target_tpg.c index 44a5471de00f..d627bee0c1dd 100644 --- a/drivers/target/iscsi/iscsi_target_tpg.c +++ b/drivers/target/iscsi/iscsi_target_tpg.c @@ -184,6 +184,7 @@ static void iscsit_clear_tpg_np_login_thread( return; } + tpg_np->tpg_np->enabled = false; iscsit_reset_np_thread(tpg_np->tpg_np, tpg_np, tpg, shutdown); } |