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[v2,11/14] qla2xxx: Changes to support kdump kernel

Message ID 20210810043720.1137-12-njavali@marvell.com
State New
Headers show
Series qla2xxx driver bug fixes | expand

Commit Message

Nilesh Javali Aug. 10, 2021, 4:37 a.m. UTC 
From: Saurav Kashyap <skashyap@marvell.com>

Don't allocate fw dump for kexec kernel.
Allocate single Q for kexec kernel.

Cc: stable@vger.kernel.org
Signed-off-by: Saurav Kashyap <skashyap@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
---
 drivers/scsi/qla2xxx/qla_os.c | 6 ++++++
 1 file changed, 6 insertions(+)
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Patch

diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index b3e1d1c587ba..01264eebd7be 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -14,6 +14,7 @@ 
 #include <linux/slab.h>
 #include <linux/blk-mq-pci.h>
 #include <linux/refcount.h>
+#include <linux/crash_dump.h>
 
 #include <scsi/scsi_tcq.h>
 #include <scsi/scsicam.h>
@@ -2839,6 +2840,11 @@  qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 			return ret;
 	}
 
+	if (is_kdump_kernel()) {
+		ql2xmqsupport = 0;
+		ql2xallocfwdump = 0;
+	}
+
 	/* This may fail but that's ok */
 	pci_enable_pcie_error_reporting(pdev);