Thread (26 messages) 26 messages, 10 authors, 2022-04-08
STALE1566d

[PATCH 3/9] net: mlx5: eliminate anonymous module_init & module_exit

From: Randy Dunlap <hidden>
Date: 2022-03-16 19:20:40
Also in: linux-block, linux-crypto, linux-rdma, linux-scsi, linux-usb, lkml, netdev, netfilter-devel, nouveau

Eliminate anonymous module_init() and module_exit(), which can lead to
confusion or ambiguity when reading System.map, crashes/oops/bugs,
or an initcall_debug log.

Give each of these init and exit functions unique driver-specific
names to eliminate the anonymous names.

Example 1: (System.map)
 ffffffff832fc78c t init
 ffffffff832fc79e t init
 ffffffff832fc8f8 t init

Example 2: (initcall_debug log)
 calling  init+0x0/0x12 @ 1
 initcall init+0x0/0x12 returned 0 after 15 usecs
 calling  init+0x0/0x60 @ 1
 initcall init+0x0/0x60 returned 0 after 2 usecs
 calling  init+0x0/0x9a @ 1
 initcall init+0x0/0x9a returned 0 after 74 usecs

Fixes: e126ba97dba9 ("mlx5: Add driver for Mellanox Connect-IB adapters")
Signed-off-by: Randy Dunlap <redacted>
Cc: Eli Cohen <redacted>
Cc: Saeed Mahameed <saeedm@nvidia.com>
Cc: netdev@vger.kernel.org
Cc: Leon Romanovsky <leon@kernel.org>
Cc: linux-rdma@vger.kernel.org
---
 drivers/net/ethernet/mellanox/mlx5/core/main.c |    8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
--- lnx-517-rc8.orig/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ lnx-517-rc8/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -1893,7 +1893,7 @@ static void mlx5_core_verify_params(void
 	}
 }
 
-static int __init init(void)
+static int __init mlx5_init(void)
 {
 	int err;
 
@@ -1929,7 +1929,7 @@ err_debug:
 	return err;
 }
 
-static void __exit cleanup(void)
+static void __exit mlx5_cleanup(void)
 {
 	mlx5e_cleanup();
 	mlx5_sf_driver_unregister();
@@ -1937,5 +1937,5 @@ static void __exit cleanup(void)
 	mlx5_unregister_debugfs();
 }
 
-module_init(init);
-module_exit(cleanup);
+module_init(mlx5_init);
+module_exit(mlx5_cleanup);
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