Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
debugobjects: Provide and use free_object_list()
Move the loop to free a list of objects into a helper function so it can be
reused later.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/all/20241007164913.453912357@linutronix.de
+16
-6
+16
-6
lib/debugobjects.c
+16
-6
lib/debugobjects.c
···
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[ODEBUG_STATE_NOTAVAILABLE] = "not available",
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};
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static void free_object_list(struct hlist_head *head)
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{
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struct hlist_node *tmp;
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struct debug_obj *obj;
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int cnt = 0;
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hlist_for_each_entry_safe(obj, tmp, head, node) {
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hlist_del(&obj->node);
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kmem_cache_free(obj_cache, obj);
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cnt++;
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}
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debug_objects_freed += cnt;
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}
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static void fill_pool(void)
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{
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gfp_t gfp = __GFP_HIGH | __GFP_NOWARN;
···
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*/
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static void free_obj_work(struct work_struct *work)
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{
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-
struct hlist_node *tmp;
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struct debug_obj *obj;
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unsigned long flags;
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HLIST_HEAD(tofree);
···
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*/
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if (obj_nr_tofree) {
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hlist_move_list(&obj_to_free, &tofree);
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debug_objects_freed += obj_nr_tofree;
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WRITE_ONCE(obj_nr_tofree, 0);
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}
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raw_spin_unlock_irqrestore(&pool_lock, flags);
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hlist_for_each_entry_safe(obj, tmp, &tofree, node) {
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hlist_del(&obj->node);
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kmem_cache_free(obj_cache, obj);
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}
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free_object_list(&tofree);
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}
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static void __free_object(struct debug_obj *obj)
···
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}
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return true;
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free:
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/* Can't use free_object_list() as the cache is not populated yet */
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hlist_for_each_entry_safe(obj, tmp, &objects, node) {
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hlist_del(&obj->node);
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kmem_cache_free(cache, obj);