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| author |   James Morris <james.l.morris@oracle.com> | 2014-10-01 00:44:04 +1000 |
|---|---|---|
| committer | James Morris <james.l.morris@oracle.com> | 2014-10-01 00:44:04 +1000 |
| commit | 6c8ff877cdf13cd5287ed9d700cfb6cb70e2bfa1 (patch) | |
| tree | 2ab49b7d19fb69cdae5b6be9e7ba44f6cf3d45ef /kernel/trace/ring_buffer.c | |
| parent | Merge tag 'keys-next-20140922' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs into next (diff) | |
| parent | Linux 3.16 (diff) | |
| download | wireguard-linux-6c8ff877cdf13cd5287ed9d700cfb6cb70e2bfa1.tar.xz wireguard-linux-6c8ff877cdf13cd5287ed9d700cfb6cb70e2bfa1.zip | |
Merge commit 'v3.16' into next
Diffstat (limited to 'kernel/trace/ring_buffer.c')
| -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, struct ring_buffer_per_cpu *cpu_buffer; struct rb_irq_work *work; - if ((cpu == RING_BUFFER_ALL_CPUS && !ring_buffer_empty(buffer)) || - (cpu != RING_BUFFER_ALL_CPUS && !ring_buffer_empty_cpu(buffer, cpu))) - return POLLIN | POLLRDNORM; - if (cpu == RING_BUFFER_ALL_CPUS) work = &buffer->irq_work; else { |