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| author | Thomas Gleixner <tglx@linutronix.de> | 2012-11-21 20:31:52 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2012-11-21 20:31:52 +0100 |
| commit | 9c3f9e281697d02889c3b08922f3b30be75f56c2 (patch) | |
| tree | e9f3d68e0019a47b982e2b8644f70eb66a3eff3c /kernel/trace/ring_buffer.c | |
| parent | b8f61116c1ce342804a0897b0a80eb4df5f19453 (diff) | |
| parent | d6ad418763888f617ac5b4849823e4cd670df1dd (diff) | |
Merge branch 'fortglx/3.8/time' of git://git.linaro.org/people/jstultz/linux into timers/core
Fix trivial conflicts in: kernel/time/tick-sched.c
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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 b32ed0e385a..b979426d16c 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) |