diff options
Diffstat (limited to 'kernel/trace/ring_buffer.c')
-rw-r--r-- | kernel/trace/ring_buffer.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index ca6930e0d25e..dcf1c4dd3efe 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c | |||
@@ -627,7 +627,7 @@ int ring_buffer_wait(struct ring_buffer *buffer, int cpu, bool full) | |||
627 | * as data is added to any of the @buffer's cpu buffers. Otherwise | 627 | * as data is added to any of the @buffer's cpu buffers. Otherwise |
628 | * it will wait for data to be added to a specific cpu buffer. | 628 | * it will wait for data to be added to a specific cpu buffer. |
629 | * | 629 | * |
630 | * Returns POLLIN | POLLRDNORM if data exists in the buffers, | 630 | * Returns EPOLLIN | EPOLLRDNORM if data exists in the buffers, |
631 | * zero otherwise. | 631 | * zero otherwise. |
632 | */ | 632 | */ |
633 | __poll_t ring_buffer_poll_wait(struct ring_buffer *buffer, int cpu, | 633 | __poll_t ring_buffer_poll_wait(struct ring_buffer *buffer, int cpu, |
@@ -665,7 +665,7 @@ __poll_t ring_buffer_poll_wait(struct ring_buffer *buffer, int cpu, | |||
665 | 665 | ||
666 | if ((cpu == RING_BUFFER_ALL_CPUS && !ring_buffer_empty(buffer)) || | 666 | if ((cpu == RING_BUFFER_ALL_CPUS && !ring_buffer_empty(buffer)) || |
667 | (cpu != RING_BUFFER_ALL_CPUS && !ring_buffer_empty_cpu(buffer, cpu))) | 667 | (cpu != RING_BUFFER_ALL_CPUS && !ring_buffer_empty_cpu(buffer, cpu))) |
668 | return POLLIN | POLLRDNORM; | 668 | return EPOLLIN | EPOLLRDNORM; |
669 | return 0; | 669 | return 0; |
670 | } | 670 | } |
671 | 671 | ||