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SCSI fixes on 20200126 

Two last minute fixes, both in drivers.  The fnic one is a highly
 unlikely condition, but the RDMA one is a recently introduced
 regression that causes a kernel warning to trigger in every RDMA
 logon, which would be unsightly if it got into the final release.
 
 Signed-off-by: James E.J. Bottomley <jejb@linux.ibm.com>
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Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull SCSI fixes from James Bottomley:
 "Two last minute fixes, both in drivers.

  The fnic one is a highly unlikely condition, but the RDMA one is a
  recently introduced regression that causes a kernel warning to trigger
  in every RDMA logon, which would be unsightly if it got into the final
  release"

* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
  scsi: RDMA/isert: Fix a recently introduced regression related to logout
  scsi: fnic: do not queue commands during fwreset
This commit is contained in:
Linus Torvalds 2020-01-26 10:39:09 -08:00
parent b1b298914f 04060db411
commit 54343d9518
3 changed files with 6 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/infiniband/ulp/isert/ib_isert.c
View File

@ -2575,17 +2575,6 @@ isert_wait4logout(struct isert_conn *isert_conn)
} }
} }
static void
isert_wait4cmds(struct iscsi_conn *conn)
{
isert_info("iscsi_conn %p\n", conn);
if (conn->sess) {
target_sess_cmd_list_set_waiting(conn->sess->se_sess);
target_wait_for_sess_cmds(conn->sess->se_sess);
}
}
/** /**
* isert_put_unsol_pending_cmds() - Drop commands waiting for * isert_put_unsol_pending_cmds() - Drop commands waiting for
* unsolicitate dataout * unsolicitate dataout
@ -2633,7 +2622,6 @@ static void isert_wait_conn(struct iscsi_conn *conn)
ib_drain_qp(isert_conn->qp); ib_drain_qp(isert_conn->qp);
isert_put_unsol_pending_cmds(conn); isert_put_unsol_pending_cmds(conn);
isert_wait4cmds(conn);
isert_wait4logout(isert_conn); isert_wait4logout(isert_conn);
queue_work(isert_release_wq, &isert_conn->release_work); queue_work(isert_release_wq, &isert_conn->release_work);

3
drivers/scsi/fnic/fnic_scsi.c
View File

@ -439,6 +439,9 @@ static int fnic_queuecommand_lck(struct scsi_cmnd *sc, void (*done)(struct scsi_
if (unlikely(fnic_chk_state_flags_locked(fnic, FNIC_FLAGS_IO_BLOCKED))) if (unlikely(fnic_chk_state_flags_locked(fnic, FNIC_FLAGS_IO_BLOCKED)))
return SCSI_MLQUEUE_HOST_BUSY; return SCSI_MLQUEUE_HOST_BUSY;
if (unlikely(fnic_chk_state_flags_locked(fnic, FNIC_FLAGS_FWRESET)))
return SCSI_MLQUEUE_HOST_BUSY;
rport = starget_to_rport(scsi_target(sc->device)); rport = starget_to_rport(scsi_target(sc->device));
if (!rport) { if (!rport) {
FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host,

6
drivers/target/iscsi/iscsi_target.c
View File

@ -4149,9 +4149,6 @@ int iscsit_close_connection(
iscsit_stop_nopin_response_timer(conn); iscsit_stop_nopin_response_timer(conn);
iscsit_stop_nopin_timer(conn); iscsit_stop_nopin_timer(conn);
if (conn->conn_transport->iscsit_wait_conn)
conn->conn_transport->iscsit_wait_conn(conn);
/* /*
* During Connection recovery drop unacknowledged out of order * During Connection recovery drop unacknowledged out of order
* commands for this connection, and prepare the other commands * commands for this connection, and prepare the other commands
@ -4237,6 +4234,9 @@ int iscsit_close_connection(
target_sess_cmd_list_set_waiting(sess->se_sess); target_sess_cmd_list_set_waiting(sess->se_sess);
target_wait_for_sess_cmds(sess->se_sess); target_wait_for_sess_cmds(sess->se_sess);
if (conn->conn_transport->iscsit_wait_conn)
conn->conn_transport->iscsit_wait_conn(conn);
ahash_request_free(conn->conn_tx_hash); ahash_request_free(conn->conn_tx_hash);
if (conn->conn_rx_hash) { if (conn->conn_rx_hash) {
struct crypto_ahash *tfm; struct crypto_ahash *tfm;