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-rw-r--r--mm/kmemleak-test.c99
1 files changed, 0 insertions, 99 deletions
diff --git a/mm/kmemleak-test.c b/mm/kmemleak-test.c
deleted file mode 100644
index e19279ff6aa3..000000000000
--- a/mm/kmemleak-test.c
+++ /dev/null
@@ -1,99 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * mm/kmemleak-test.c
- *
- * Copyright (C) 2008 ARM Limited
- * Written by Catalin Marinas <catalin.marinas@arm.com>
- */
-
-#define pr_fmt(fmt) "kmemleak: " fmt
-
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/slab.h>
-#include <linux/vmalloc.h>
-#include <linux/list.h>
-#include <linux/percpu.h>
-#include <linux/fdtable.h>
-
-#include <linux/kmemleak.h>
-
-struct test_node {
- long header[25];
- struct list_head list;
- long footer[25];
-};
-
-static LIST_HEAD(test_list);
-static DEFINE_PER_CPU(void *, kmemleak_test_pointer);
-
-/*
- * Some very simple testing. This function needs to be extended for
- * proper testing.
- */
-static int __init kmemleak_test_init(void)
-{
- struct test_node *elem;
- int i;
-
- pr_info("Kmemleak testing\n");
-
- /* make some orphan objects */
- pr_info("kmalloc(32) = %p\n", kmalloc(32, GFP_KERNEL));
- pr_info("kmalloc(32) = %p\n", kmalloc(32, GFP_KERNEL));
- pr_info("kmalloc(1024) = %p\n", kmalloc(1024, GFP_KERNEL));
- pr_info("kmalloc(1024) = %p\n", kmalloc(1024, GFP_KERNEL));
- pr_info("kmalloc(2048) = %p\n", kmalloc(2048, GFP_KERNEL));
- pr_info("kmalloc(2048) = %p\n", kmalloc(2048, GFP_KERNEL));
- pr_info("kmalloc(4096) = %p\n", kmalloc(4096, GFP_KERNEL));
- pr_info("kmalloc(4096) = %p\n", kmalloc(4096, GFP_KERNEL));
-#ifndef CONFIG_MODULES
- pr_info("kmem_cache_alloc(files_cachep) = %p\n",
- kmem_cache_alloc(files_cachep, GFP_KERNEL));
- pr_info("kmem_cache_alloc(files_cachep) = %p\n",
- kmem_cache_alloc(files_cachep, GFP_KERNEL));
-#endif
- pr_info("vmalloc(64) = %p\n", vmalloc(64));
- pr_info("vmalloc(64) = %p\n", vmalloc(64));
- pr_info("vmalloc(64) = %p\n", vmalloc(64));
- pr_info("vmalloc(64) = %p\n", vmalloc(64));
- pr_info("vmalloc(64) = %p\n", vmalloc(64));
-
- /*
- * Add elements to a list. They should only appear as orphan
- * after the module is removed.
- */
- for (i = 0; i < 10; i++) {
- elem = kzalloc(sizeof(*elem), GFP_KERNEL);
- pr_info("kzalloc(sizeof(*elem)) = %p\n", elem);
- if (!elem)
- return -ENOMEM;
- INIT_LIST_HEAD(&elem->list);
- list_add_tail(&elem->list, &test_list);
- }
-
- for_each_possible_cpu(i) {
- per_cpu(kmemleak_test_pointer, i) = kmalloc(129, GFP_KERNEL);
- pr_info("kmalloc(129) = %p\n",
- per_cpu(kmemleak_test_pointer, i));
- }
-
- return 0;
-}
-module_init(kmemleak_test_init);
-
-static void __exit kmemleak_test_exit(void)
-{
- struct test_node *elem, *tmp;
-
- /*
- * Remove the list elements without actually freeing the
- * memory.
- */
- list_for_each_entry_safe(elem, tmp, &test_list, list)
- list_del(&elem->list);
-}
-module_exit(kmemleak_test_exit);
-
-MODULE_LICENSE("GPL");