diff options
-rw-r--r-- | kernel/trace/ring_buffer.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index 7c56c3d06943..ff7027199a9a 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c | |||
@@ -616,10 +616,6 @@ int ring_buffer_poll_wait(struct ring_buffer *buffer, int cpu, | |||
616 | struct ring_buffer_per_cpu *cpu_buffer; | 616 | struct ring_buffer_per_cpu *cpu_buffer; |
617 | struct rb_irq_work *work; | 617 | struct rb_irq_work *work; |
618 | 618 | ||
619 | if ((cpu == RING_BUFFER_ALL_CPUS && !ring_buffer_empty(buffer)) || | ||
620 | (cpu != RING_BUFFER_ALL_CPUS && !ring_buffer_empty_cpu(buffer, cpu))) | ||
621 | return POLLIN | POLLRDNORM; | ||
622 | |||
623 | if (cpu == RING_BUFFER_ALL_CPUS) | 619 | if (cpu == RING_BUFFER_ALL_CPUS) |
624 | work = &buffer->irq_work; | 620 | work = &buffer->irq_work; |
625 | else { | 621 | else { |