From: Bart Van Assche bvanassche@acm.org
commit 807b9515b7d044cf77df31f1af9d842a76ecd5cb upstream.
Since commit e9d3009cb936 introduced a regression and since the fix for that regression was not perfect, revert this commit.
Link: https://marc.info/?l=target-devel&m=158157054906195 Cc: Rahul Kundu rahul.kundu@chelsio.com Cc: Mike Marciniszyn mike.marciniszyn@intel.com Cc: Sagi Grimberg sagi@grimberg.me Reported-by: Dakshaja Uppalapati dakshaja@chelsio.com Fixes: e9d3009cb936 ("scsi: target: iscsi: Wait for all commands to finish before freeing a session") Signed-off-by: Bart Van Assche bvanassche@acm.org Signed-off-by: Martin K. Petersen martin.petersen@oracle.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/target/iscsi/iscsi_target.c | 10 ++-------- include/scsi/iscsi_proto.h | 1 - 2 files changed, 2 insertions(+), 9 deletions(-)
--- a/drivers/target/iscsi/iscsi_target.c +++ b/drivers/target/iscsi/iscsi_target.c @@ -1158,9 +1158,7 @@ int iscsit_setup_scsi_cmd(struct iscsi_c hdr->cmdsn, be32_to_cpu(hdr->data_length), payload_length, conn->cid);
- if (target_get_sess_cmd(&cmd->se_cmd, true) < 0) - return iscsit_add_reject_cmd(cmd, - ISCSI_REASON_WAITING_FOR_LOGOUT, buf); + target_get_sess_cmd(&cmd->se_cmd, true);
cmd->sense_reason = transport_lookup_cmd_lun(&cmd->se_cmd, scsilun_to_int(&hdr->lun)); @@ -2006,9 +2004,7 @@ iscsit_handle_task_mgt_cmd(struct iscsi_ conn->sess->se_sess, 0, DMA_NONE, TCM_SIMPLE_TAG, cmd->sense_buffer + 2);
- if (target_get_sess_cmd(&cmd->se_cmd, true) < 0) - return iscsit_add_reject_cmd(cmd, - ISCSI_REASON_WAITING_FOR_LOGOUT, buf); + target_get_sess_cmd(&cmd->se_cmd, true);
/* * TASK_REASSIGN for ERL=2 / connection stays inside of @@ -4240,8 +4236,6 @@ int iscsit_close_connection( * must wait until they have completed. */ iscsit_check_conn_usage_count(conn); - target_sess_cmd_list_set_waiting(sess->se_sess); - target_wait_for_sess_cmds(sess->se_sess);
ahash_request_free(conn->conn_tx_hash); if (conn->conn_rx_hash) { --- a/include/scsi/iscsi_proto.h +++ b/include/scsi/iscsi_proto.h @@ -638,7 +638,6 @@ struct iscsi_reject { #define ISCSI_REASON_BOOKMARK_INVALID 9 #define ISCSI_REASON_BOOKMARK_NO_RESOURCES 10 #define ISCSI_REASON_NEGOTIATION_RESET 11 -#define ISCSI_REASON_WAITING_FOR_LOGOUT 12
/* Max. number of Key=Value pairs in a text message */ #define MAX_KEY_VALUE_PAIRS 8192