netdev - [RFC net-next 02/17] s390/ism: Log module load/unload

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Message-ID: <20250806154122.3413330-3-wintera@linux.ibm.com>
Date: Wed,  6 Aug 2025 17:41:07 +0200
From: Alexandra Winter <wintera@...ux.ibm.com>
To: David Miller <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, Eric Dumazet <edumazet@...gle.com>,
        Andrew Lunn <andrew+netdev@...n.ch>,
        "D. Wythe" <alibuda@...ux.alibaba.com>,
        Dust Li <dust.li@...ux.alibaba.com>,
        Sidraya Jayagond <sidraya@...ux.ibm.com>,
        Wenjia Zhang <wenjia@...ux.ibm.com>,
        Julian Ruess <julianr@...ux.ibm.com>
Cc: netdev@...r.kernel.org, linux-s390@...r.kernel.org,
        Heiko Carstens <hca@...ux.ibm.com>, Vasily Gorbik <gor@...ux.ibm.com>,
        Alexander Gordeev <agordeev@...ux.ibm.com>,
        Christian Borntraeger <borntraeger@...ux.ibm.com>,
        Sven Schnelle <svens@...ux.ibm.com>,
        Thorsten Winkler <twinkler@...ux.ibm.com>,
        Simon Horman <horms@...nel.org>,
        Mahanta Jambigi <mjambigi@...ux.ibm.com>,
        Tony Lu <tonylu@...ux.alibaba.com>, Wen Gu <guwen@...ux.alibaba.com>,
        Halil Pasic <pasic@...ux.ibm.com>, linux-rdma@...r.kernel.org
Subject: [RFC net-next 02/17] s390/ism: Log module load/unload

Add log messages to visualize timeline of module loads and unloads.

Signed-off-by: Alexandra Winter <wintera@...ux.ibm.com>
---
 drivers/s390/net/ism_drv.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/s390/net/ism_drv.c b/drivers/s390/net/ism_drv.c
index 6cd60b174315..a543e59818bb 100644
--- a/drivers/s390/net/ism_drv.c
+++ b/drivers/s390/net/ism_drv.c
@@ -718,8 +718,12 @@ static int __init ism_init(void)
 	debug_register_view(ism_debug_info, &debug_hex_ascii_view);
 	ret = pci_register_driver(&ism_driver);
 	if (ret)
-		debug_unregister(ism_debug_info);
+		goto err_dbg_unreg;
+	pr_info("module loaded\n");
+	return 0;
 
+err_dbg_unreg:
+	debug_unregister(ism_debug_info);
 	return ret;
 }
 
@@ -727,6 +731,7 @@ static void __exit ism_exit(void)
 {
 	pci_unregister_driver(&ism_driver);
 	debug_unregister(ism_debug_info);
+	pr_info("module unloaded\n");
 }
 
 module_init(ism_init);
-- 
2.48.1