This is a note to let you know that I've just added the patch titled
scsi: qedf: Don't process stag work during unload and recovery
to the 5.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
scsi-qedf-don-t-process-stag-work-during-unload-and-.patch
and it can be found in the queue-5.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 7461e34786341594eae2f381e3ed783848f1d998
Author: Saurav Kashyap <skashyap@xxxxxxxxxxx>
Date: Wed May 15 14:40:59 2024 +0530
scsi: qedf: Don't process stag work during unload and recovery
[ Upstream commit 51071f0831ea975fc045526dd7e17efe669dc6e1 ]
Stag work can cause issues during unload and recovery, hence don't process
it.
Signed-off-by: Saurav Kashyap <skashyap@xxxxxxxxxxx>
Signed-off-by: Nilesh Javali <njavali@xxxxxxxxxxx>
Link: https://lore.kernel.org/r/20240515091101.18754-2-skashyap@xxxxxxxxxxx
Signed-off-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/scsi/qedf/qedf_main.c b/drivers/scsi/qedf/qedf_main.c
index 18380a932ab61..ab43e15fa8f36 100644
--- a/drivers/scsi/qedf/qedf_main.c
+++ b/drivers/scsi/qedf/qedf_main.c
@@ -4001,6 +4001,22 @@ void qedf_stag_change_work(struct work_struct *work)
struct qedf_ctx *qedf =
container_of(work, struct qedf_ctx, stag_work.work);
+ if (!qedf) {
+ QEDF_ERR(&qedf->dbg_ctx, "qedf is NULL");
+ return;
+ }
+
+ if (test_bit(QEDF_IN_RECOVERY, &qedf->flags)) {
+ QEDF_ERR(&qedf->dbg_ctx,
+ "Already is in recovery, hence not calling software context reset.\n");
+ return;
+ }
+
+ if (test_bit(QEDF_UNLOADING, &qedf->flags)) {
+ QEDF_ERR(&qedf->dbg_ctx, "Driver unloading\n");
+ return;
+ }
+
printk_ratelimited("[%s]:[%s:%d]:%d: Performing software context reset.",
dev_name(&qedf->pdev->dev), __func__, __LINE__,
qedf->dbg_ctx.host_no);
