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tracing: Fix initial buffer_size_kb state 

Make sure that the state of buffer_size_kb is initialized correctly and
returns actual size of the ring buffer.

Link: http://lkml.kernel.org/r/1336066834-1673-1-git-send-email-vnagarnaik@google.com

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Laurent Chavey <chavey@google.com>
Cc: Justin Teravest <teravest@google.com>
Cc: David Sharp <dhsharp@google.com>
Signed-off-by: Vaibhav Nagarnaik <vnagarnaik@google.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
This commit is contained in:
Vaibhav Nagarnaik 2012-05-03 10:40:34 -07:00 committed by Steven Rostedt
parent 05fdd70d2f
commit a591c73f12
1 changed files with 2 additions and 1 deletions
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3
kernel/trace/trace.c
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@ -5112,7 +5112,8 @@ __init static int tracer_alloc_buffers(void)
max_tr.data[i] = &per_cpu(max_tr_data, i);
}
set_buffer_entries(&global_trace, ring_buf_size);
set_buffer_entries(&global_trace,
ring_buffer_size(global_trace.buffer, 0));
#ifdef CONFIG_TRACER_MAX_TRACE
set_buffer_entries(&max_tr, 1);
#endif