Define max nesting count constant

[lttng-modules.git] / lib / ringbuffer / frontend_api.h

diff --git a/lib/ringbuffer/frontend_api.h b/lib/ringbuffer/frontend_api.h
index 23118c46d98d8cbfa424131e4ca9454ab2e89254..b4a8db898d75af10d829cce5378cfb74c4a34621 100644 (file)
--- a/lib/ringbuffer/frontend_api.h
+++ b/lib/ringbuffer/frontend_api.h
@@ -58,7 +58,7 @@ int lib_ring_buffer_get_cpu(const struct lib_ring_buffer_config *config)
        nesting = ++per_cpu(lib_ring_buffer_nesting, cpu);
        barrier();
 
-       if (unlikely(nesting > 4)) {
+       if (unlikely(nesting > RING_BUFFER_MAX_NESTING)) {
                WARN_ON_ONCE(1);
                per_cpu(lib_ring_buffer_nesting, cpu)--;
                rcu_read_unlock_sched_notrace();