diff mbox series

[v2,19/26] qedf: Don't queue anything if upload is in progress.

Message ID 20190326073858.26792-20-skashyap@marvell.com (mailing list archive)
State Accepted
Headers show
Series qedf: Misc fixes for the driver. | expand

Commit Message

Saurav Kashyap March 26, 2019, 7:38 a.m. UTC 
From: Shyam Sundar <ssundar@marvell.com>

- I/Os, aborts and tmf should not be queued if flush is in progress.

Signed-off-by: Shyam Sundar <ssundar@marvell.com>
Signed-off-by: Saurav Kashyap <skashyap@marvell.com>
---
 drivers/scsi/qedf/qedf_io.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/scsi/qedf/qedf_io.c b/drivers/scsi/qedf/qedf_io.c
index 56d2116..eeb96c7 100644
--- a/drivers/scsi/qedf/qedf_io.c
+++ b/drivers/scsi/qedf/qedf_io.c
@@ -982,7 +982,8 @@  int qedf_post_io_req(struct qedf_rport *fcport, struct qedf_ioreq *io_req)
 	/* rport and tgt are allocated together, so tgt should be non-NULL */
 	fcport = (struct qedf_rport *)&rp[1];
 
-	if (!test_bit(QEDF_RPORT_SESSION_READY, &fcport->flags)) {
+	if (!test_bit(QEDF_RPORT_SESSION_READY, &fcport->flags) ||
+	    test_bit(QEDF_RPORT_UPLOADING_CONNECTION, &fcport->flags)) {
 		/*
 		 * Session is not offloaded yet. Let SCSI-ml retry
 		 * the command.
@@ -2401,6 +2402,12 @@  int qedf_initiate_tmf(struct scsi_cmnd *sc_cmd, u8 tm_flags)
 
 	lport = qedf->lport;
 
+	if (test_bit(QEDF_RPORT_UPLOADING_CONNECTION, &fcport->flags)) {
+		QEDF_ERR(&qedf->dbg_ctx, "Connection is getting uploaded.\n");
+		rc = SUCCESS;
+		goto tmf_err;
+	}
+
 	if (test_bit(QEDF_UNLOADING, &qedf->flags) ||
 	    test_bit(QEDF_DBG_STOP_IO, &qedf->flags)) {
 		rc = SUCCESS;