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authorDmitry Torokhov <[email protected]>2021-05-04 11:46:00 -0700
committerDmitry Torokhov <[email protected]>2021-05-04 11:46:00 -0700
commitd0034a7a4ac7fae708146ac0059b9c47a1543f0d (patch)
treeac3ac88066f0f80632aa754e3ae008994f2426a2 /mm/vmalloc.c
parent56cfe6f820a6315291eb5a1b82bb49633b993d3b (diff)
parentd12b64b9764ea17554fb230784ebf91287ed807e (diff)
Merge branch 'next' into for-linus
Prepare input updates for 5.13 merge window.
Diffstat (limited to 'mm/vmalloc.c')
-rw-r--r--mm/vmalloc.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index e6f352bf0498..4f5f8c907897 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -3450,6 +3450,19 @@ void pcpu_free_vm_areas(struct vm_struct **vms, int nr_vms)
}
#endif /* CONFIG_SMP */
+bool vmalloc_dump_obj(void *object)
+{
+ struct vm_struct *vm;
+ void *objp = (void *)PAGE_ALIGN((unsigned long)object);
+
+ vm = find_vm_area(objp);
+ if (!vm)
+ return false;
+ pr_cont(" %u-page vmalloc region starting at %#lx allocated at %pS\n",
+ vm->nr_pages, (unsigned long)vm->addr, vm->caller);
+ return true;
+}
+
#ifdef CONFIG_PROC_FS
static void *s_start(struct seq_file *m, loff_t *pos)
__acquires(&vmap_purge_lock)