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authorIngo Molnar <mingo@kernel.org>2014-07-28 10:03:00 +0200
committerIngo Molnar <mingo@kernel.org>2014-07-28 10:03:00 +0200
commitca5bc6cd5de5b53eb8fd6fea39aa3fe2a1e8c3d9 (patch)
tree75beaae2d4b6bc654eb28994dd5906d8dcf5ef46 /kernel/trace/ring_buffer.c
parentc1221321b7c25b53204447cff9949a6d5a7ddddc (diff)
parentd8d28c8f00e84a72e8bee39a85835635417bee49 (diff)
Merge branch 'sched/urgent' into sched/core, to merge fixes before applying new changes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/trace/ring_buffer.c')
-rw-r--r--kernel/trace/ring_buffer.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index 7c56c3d0694..ff7027199a9 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 {