diff options
| author | Kukjin Kim <kgene.kim@samsung.com> | 2012-11-20 18:19:10 +0900 |
|---|---|---|
| committer | Kukjin Kim <kgene.kim@samsung.com> | 2012-11-20 18:19:10 +0900 |
| commit | 840ed42942cc1ebbda2ed55f4019673b537fc5de (patch) | |
| tree | 415644488e3966837eeb5061d96d4ca7db862318 /kernel/trace/ring_buffer.c | |
| parent | 0dca30003bc752b2fc15906e562ef4e4925725fd (diff) | |
| parent | 0a9d5ac307aefbb2c772537d3fe7f75046d563ac (diff) | |
Merge branch 'next/hdmi-samsung' into next/devel-samsung
Diffstat (limited to 'kernel/trace/ring_buffer.c')
| -rw-r--r-- | kernel/trace/ring_buffer.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index b32ed0e385a5..b979426d16c6 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c @@ -1567,6 +1567,10 @@ int ring_buffer_resize(struct ring_buffer *buffer, unsigned long size, put_online_cpus(); } else { + /* Make sure this CPU has been intitialized */ + if (!cpumask_test_cpu(cpu_id, buffer->cpumask)) + goto out; + cpu_buffer = buffer->buffers[cpu_id]; if (nr_pages == cpu_buffer->nr_pages) |