cpu_buffer_a 4516 kernel/trace/ring_buffer.c struct ring_buffer_per_cpu *cpu_buffer_a; cpu_buffer_a 4524 kernel/trace/ring_buffer.c cpu_buffer_a = buffer_a->buffers[cpu]; cpu_buffer_a 4528 kernel/trace/ring_buffer.c if (cpu_buffer_a->nr_pages != cpu_buffer_b->nr_pages) cpu_buffer_a 4539 kernel/trace/ring_buffer.c if (atomic_read(&cpu_buffer_a->record_disabled)) cpu_buffer_a 4551 kernel/trace/ring_buffer.c atomic_inc(&cpu_buffer_a->record_disabled); cpu_buffer_a 4555 kernel/trace/ring_buffer.c if (local_read(&cpu_buffer_a->committing)) cpu_buffer_a 4561 kernel/trace/ring_buffer.c buffer_b->buffers[cpu] = cpu_buffer_a; cpu_buffer_a 4564 kernel/trace/ring_buffer.c cpu_buffer_a->buffer = buffer_b; cpu_buffer_a 4569 kernel/trace/ring_buffer.c atomic_dec(&cpu_buffer_a->record_disabled);