target: Fix TAS handling for multi-session se_node_acls
commit ebde1ca5 upstream. This patch fixes a bug in TMR task aborted status (TAS) handling when multiple sessions are connected to the same target WWPN endpoint and se_node_acl descriptor, resulting in TASK_ABORTED status to not be generated for aborted se_cmds on the remote port. This is due to core_tmr_handle_tas_abort() incorrectly comparing se_node_acl instead of se_session, for which the multi-session case is expected to be sharing the same se_node_acl. Instead, go ahead and update core_tmr_handle_tas_abort() to compare tmr_sess + cmd->se_sess in order to determine if the LUN_RESET was received on a different I_T nexus, and TASK_ABORTED status response needs to be generated. Reviewed-by:Christoph Hellwig <hch@lst.de> Cc: Quinn Tran <quinn.tran@qlogic.com> Cc: Himanshu Madhani <himanshu.madhani@qlogic.com> Cc: Sagi Grimberg <sagig@mellanox.com> Cc: Hannes Reinecke <hare@suse.de> Cc: Andy Grover <agrover@redhat.com> Cc: Mike Christie <mchristi@redhat.com> Signed-off-by:
Nicholas Bellinger <nab@linux-iscsi.org> [ luis: backported to 3.16: used Nicholas' backport to 3.14 ] Signed-off-by:
Luis Henriques <luis.henriques@canonical.com>
Showing
Please register or sign in to comment