From: Hao Chen <chenhaoa@uniontech.com>
Date: Fri, 17 Sep 2021 14:16:54 +0000
Subject: net: e1000e: solve insmod 'Unknown symbol mutex_lock' error
Patch-mainline: v5.16-rc1
Git-commit: 6042d4348a341957d5eddadda2137c493a97131e
References: jsc#SLE-18382
After I turn on the CONFIG_LOCK_STAT=y, insmod e1000e.ko will report:
[ 5.641579] e1000e: Unknown symbol mutex_lock (err -2)
[ 90.775705] e1000e: Unknown symbol mutex_lock (err -2)
[ 132.252339] e1000e: Unknown symbol mutex_lock (err -2)
This problem fixed after include <linux/mutex.h>.
Signed-off-by: Hao Chen <chenhaoa@uniontech.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/intel/e1000e/e1000.h | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/net/ethernet/intel/e1000e/e1000.h
+++ b/drivers/net/ethernet/intel/e1000e/e1000.h
@@ -21,6 +21,7 @@
#include <linux/ptp_classify.h>
#include <linux/mii.h>
#include <linux/mdio.h>
+#include <linux/mutex.h>
#include <linux/pm_qos.h>
#include "hw.h"