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authorSagi Grimberg <sagig@mellanox.com>2014-04-29 13:13:47 +0300
committerNicholas Bellinger <nab@linux-iscsi.org>2014-05-15 17:09:11 -0700
commit14f4b54fe38f3a8f8392a50b951c8aa43b63687a (patch)
tree7aa8efa8e5b927d58803bf896843388320666c1c /drivers/target/iscsi/iscsi_target_login.c
parentTarget/iser: Fix iscsit_accept_np and rdma_cm racy flow (diff)
downloadlinux-dev-14f4b54fe38f3a8f8392a50b951c8aa43b63687a.tar.xz
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Target/iscsi,iser: Avoid accepting transport connections during stop stage
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> Cc: stable@vger.kernel.org # 3.10+ Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/target/iscsi/iscsi_target_login.c')
-rw-r--r--drivers/target/iscsi/iscsi_target_login.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/target/iscsi/iscsi_target_login.c b/drivers/target/iscsi/iscsi_target_login.c
index 8739b98f6f93..b72d8550e8bc 100644
--- a/drivers/target/iscsi/iscsi_target_login.c
+++ b/drivers/target/iscsi/iscsi_target_login.c
@@ -984,6 +984,7 @@ int iscsi_target_setup_login_socket(
}
np->np_transport = t;
+ np->enabled = true;
return 0;
}