linux-kernel - [PATCH] topology: mark a function as _

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Date:   Sun, 21 Jun 2020 10:11:06 +0200
From:   Christophe JAILLET <christophe.jaillet@...adoo.fr>
To:     gregkh@...uxfoundation.org, rafael@...nel.org
Cc:     linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>
Subject: [PATCH] topology: mark a function as __init to save some memory

'topology_sysfs_init()' is only called via 'device_initcall'.
It can be marked as __init to save a few bytes of memory.

Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
---
 drivers/base/topology.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/base/topology.c b/drivers/base/topology.c
index 4e033d4cc0dc..ad8d33c6077b 100644
--- a/drivers/base/topology.c
+++ b/drivers/base/topology.c
@@ -133,7 +133,7 @@ static int topology_remove_dev(unsigned int cpu)
 	return 0;
 }
 
-static int topology_sysfs_init(void)
+static int __init topology_sysfs_init(void)
 {
 	return cpuhp_setup_state(CPUHP_TOPOLOGY_PREPARE,
 				 "base/topology:prepare", topology_add_dev,
-- 
2.25.1