From: Saurav Kashyap <skashyap@marvell.com>
Date: Fri, 23 Aug 2019 02:52:41 -0700
Subject: scsi: qedf: Decrease the LL2 MTU size to 2500
Patch-mainline: v5.4-rc1
Git-commit: f6d63678b07f935fefd7cfefe7b43f56bad274b6
References: bsc#1149976
Decrease the LL2 MTU size to 2500.
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.h | 1 +
drivers/scsi/qedf/qedf_main.c | 2 +-
2 files changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/scsi/qedf/qedf.h
+++ b/drivers/scsi/qedf/qedf.h
@@ -55,6 +55,7 @@
#define QEDF_ABORT_TIMEOUT (10 * 1000)
#define QEDF_CLEANUP_TIMEOUT 1
#define QEDF_MAX_CDB_LEN 16
+#define QEDF_LL2_BUF_SIZE 2500 /* Buffer size required for LL2 Rx */
#define UPSTREAM_REMOVE 1
#define UPSTREAM_KEEP 1
--- a/drivers/scsi/qedf/qedf_main.c
+++ b/drivers/scsi/qedf/qedf_main.c
@@ -3331,7 +3331,7 @@ static int __qedf_probe(struct pci_dev *
}
memset(¶ms, 0, sizeof(params));
- params.mtu = 9000;
+ params.mtu = QEDF_LL2_BUF_SIZE;
ether_addr_copy(params.ll2_mac_address, qedf->mac);
/* Start LL2 processing thread */