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ib_srpt: Convert acl lookup to modern get_initiator_node_acl usage

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This patch does a simple conversion of ib_srpt code to use
proper modern core_tpg_get_initiator_node_acl() lookup using
se_node_acl->acl_kref, and drops the legacy internal list
usage from srpt_lookup_acl().

This involves doing transport_init_session() earlier, and
making sure transport_free_session() is called during
a se_node_acl lookup failure to drop the last ->acl_kref.

Also, it adds a minor backwards-compat hack to avoid the
potential for user-space wrt node-acl WWPN formatting by
simply stripping off '0x' prefix from ch->sess_name, and
retrying once if core_tpg_get_initiator_node_acl() fails.

Finally, go ahead and drop port_acl_list port_acl_lock
since they are no longer used.

Cc: Vu Pham <vu@mellanox.com>
Cc: Sagi Grimberg <sagig@mellanox.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Hannes Reinecke <hare@suse.de>
Cc: Andy Grover <agrover@redhat.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
This commit is contained in:
Nicholas Bellinger 2016-01-07 22:19:21 -08:00
commit f246c94154
2 changed files with 30 additions and 81 deletions
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