linux-kernel - [patch 04/25] debugobjects: Remove pointless hlist initialization

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Message-ID: <20241007164913.200379308@linutronix.de>
Date: Mon,  7 Oct 2024 18:49:56 +0200 (CEST)
From: Thomas Gleixner <tglx@...utronix.de>
To: LKML <linux-kernel@...r.kernel.org>
Cc: Zhen Lei <thunder.leizhen@...wei.com>,
 Waiman Long <longman@...hat.com>
Subject: [patch 04/25] debugobjects: Remove pointless hlist initialization

It's BSS zero initialized.

Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
---
 lib/debugobjects.c |   11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

--- a/lib/debugobjects.c
+++ b/lib/debugobjects.c
@@ -1364,20 +1364,11 @@ static bool __init debug_objects_replace
 void __init debug_objects_mem_init(void)
 {
 	struct kmem_cache *cache;
-	int cpu, extras;
+	int extras;
 
 	if (!debug_objects_enabled)
 		return;
 
-	/*
-	 * Initialize the percpu object pools
-	 *
-	 * Initialization is not strictly necessary, but was done for
-	 * completeness.
-	 */
-	for_each_possible_cpu(cpu)
-		INIT_HLIST_HEAD(&per_cpu(percpu_obj_pool.free_objs, cpu));
-
 	if (!debug_objects_selftest())
 		return;