From: Shyam Sundar <ssundar@marvell.com>
Date: Tue, 26 Mar 2019 00:38:53 -0700
Subject: scsi: qedf: Add a flag to help debugging io_req which could not be
cleaned
Git-commit: feac47f507879f7b786fe4b1327fd09596518d7a
Patch-mainline: v5.2-rc1
References: bsc#1136467 jsc#SLE-4694
- The flag will help in to figure out if io_req is cleaned or not.
Signed-off-by: Shyam Sundar <ssundar@marvell.com>
Signed-off-by: Saurav Kashyap <skashyap@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Lee Duncan <lduncan@suse.com>
---
drivers/scsi/qedf/qedf_io.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/scsi/qedf/qedf_io.c b/drivers/scsi/qedf/qedf_io.c
index 889b3008d5cf..4a792ea02d97 100644
--- a/drivers/scsi/qedf/qedf_io.c
+++ b/drivers/scsi/qedf/qedf_io.c
@@ -351,6 +351,11 @@ struct qedf_ioreq *qedf_alloc_cmd(struct qedf_rport *fcport, u8 cmd_type)
goto out_failed;
}
+ if (test_bit(QEDF_CMD_DIRTY, &io_req->flags))
+ QEDF_ERR(&qedf->dbg_ctx,
+ "io_req found to be dirty ox_id = 0x%x.\n",
+ io_req->xid);
+
/* Clear any flags now that we've reallocated the xid */
io_req->flags = 0;
io_req->alloc = 1;
@@ -1744,6 +1749,8 @@ void qedf_flush_active_ios(struct qedf_rport *fcport, int lun)
io_req->fcport == fcport) {
refcount =
kref_read(&io_req->refcount);
+ set_bit(QEDF_CMD_DIRTY,
+ &io_req->flags);
QEDF_ERR(&qedf->dbg_ctx,
"Outstanding io_req =%p xid=0x%x flags=0x%lx, sc_cmd=%p refcount=%d cmd_type=%d.\n",
io_req, io_req->xid,