52 	struct callchain_cpus_entries *entries;  in release_callchain_buffers_rcu()  local
55 	entries = container_of(head, struct callchain_cpus_entries, rcu_head);  in release_callchain_buffers_rcu()
58 		kfree(entries->cpu_entries[cpu]);  in release_callchain_buffers_rcu()
60 	kfree(entries);  in release_callchain_buffers_rcu()
65 	struct callchain_cpus_entries *entries;  in release_callchain_buffers()  local
67 	entries = callchain_cpus_entries;  in release_callchain_buffers()
69 	call_rcu(&entries->rcu_head, release_callchain_buffers_rcu);  in release_callchain_buffers()
76 	struct callchain_cpus_entries *entries;  in alloc_callchain_buffers()  local
85 	entries = kzalloc(size, GFP_KERNEL);  in alloc_callchain_buffers()
86 	if (!entries)  in alloc_callchain_buffers()
92 		entries->cpu_entries[cpu] = kmalloc_node(size, GFP_KERNEL,  in alloc_callchain_buffers()
94 		if (!entries->cpu_entries[cpu])  in alloc_callchain_buffers()
98 	rcu_assign_pointer(callchain_cpus_entries, entries);  in alloc_callchain_buffers()
104 		kfree(entries->cpu_entries[cpu]);  in alloc_callchain_buffers()
105 	kfree(entries);  in alloc_callchain_buffers()
157 	struct callchain_cpus_entries *entries;  in get_callchain_entry()  local
163 	entries = rcu_dereference(callchain_cpus_entries);  in get_callchain_entry()
164 	if (!entries) {  in get_callchain_entry()
171 	return (((void *)entries->cpu_entries[cpu]) +  in get_callchain_entry()