From: Bart Van Assche <bvanassche@acm.org>
To: target-devel@vger.kernel.org
Subject: [PATCH 2/2] Revert "target: iscsi: Wait for all commands to finish before freeing a session"
Date: Thu, 13 Feb 2020 05:09:00 +0000 [thread overview]
Message-ID: <20200213050900.19094-2-bvanassche@acm.org> (raw)
Since commit e9d3009cb936 introduced a regression and since the fix for
that regression was not perfect, revert this commit.
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>
---
drivers/target/iscsi/iscsi_target.c | 10 ++--------
include/scsi/iscsi_proto.h | 1 -
2 files changed, 2 insertions(+), 9 deletions(-)
diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c
index 7251a87bb576..09e55ea0bf5d 100644
--- a/drivers/target/iscsi/iscsi_target.c
+++ b/drivers/target/iscsi/iscsi_target.c
@@ -1165,9 +1165,7 @@ int iscsit_setup_scsi_cmd(struct iscsi_conn *conn, struct iscsi_cmd *cmd,
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));
@@ -2004,9 +2002,7 @@ iscsit_handle_task_mgt_cmd(struct iscsi_conn *conn, struct iscsi_cmd *cmd,
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
@@ -4234,8 +4230,6 @@ 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) {
diff --git a/include/scsi/iscsi_proto.h b/include/scsi/iscsi_proto.h
index 533f56733ba8..b71b5c4f418c 100644
--- a/include/scsi/iscsi_proto.h
+++ b/include/scsi/iscsi_proto.h
@@ -627,7 +627,6 @@ 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
reply other threads:[~2020-02-13 5:09 UTC|newest]
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