51 	struct callchain_cpus_entries *entries;  in release_callchain_buffers_rcu()  local
54 	entries = container_of(head, struct callchain_cpus_entries, rcu_head);  in release_callchain_buffers_rcu()
57 		kfree(entries->cpu_entries[cpu]);  in release_callchain_buffers_rcu()
59 	kfree(entries);  in release_callchain_buffers_rcu()
64 	struct callchain_cpus_entries *entries;  in release_callchain_buffers()  local
66 	entries = callchain_cpus_entries;  in release_callchain_buffers()
68 	call_rcu(&entries->rcu_head, release_callchain_buffers_rcu);  in release_callchain_buffers()
75 	struct callchain_cpus_entries *entries;  in alloc_callchain_buffers()  local
84 	entries = kzalloc(size, GFP_KERNEL);  in alloc_callchain_buffers()
85 	if (!entries)  in alloc_callchain_buffers()
91 		entries->cpu_entries[cpu] = kmalloc_node(size, GFP_KERNEL,  in alloc_callchain_buffers()
93 		if (!entries->cpu_entries[cpu])  in alloc_callchain_buffers()
97 	rcu_assign_pointer(callchain_cpus_entries, entries);  in alloc_callchain_buffers()
103 		kfree(entries->cpu_entries[cpu]);  in alloc_callchain_buffers()
104 	kfree(entries);  in alloc_callchain_buffers()
156 	struct callchain_cpus_entries *entries;  in get_callchain_entry()  local
162 	entries = rcu_dereference(callchain_cpus_entries);  in get_callchain_entry()
163 	if (!entries)  in get_callchain_entry()
168 	return (((void *)entries->cpu_entries[cpu]) +  in get_callchain_entry()