From: Vaibhav Nagarnaik <vnagarnaik@google.com>
To: Steven Rostedt <rostedt@goodmis.org>,
Frederic Weisbecker <fweisbec@gmail.com>,
Ingo Molnar <mingo@redhat.com>
Cc: Laurent Chavey <chavey@google.com>,
Justin Teravest <teravest@google.com>,
David Sharp <dhsharp@google.com>,
linux-kernel@vger.kernel.org,
Vaibhav Nagarnaik <vnagarnaik@google.com>
Subject: [PATCH] tracing: Fix initial buffer_size_kb state
Date: Thu, 3 May 2012 10:40:34 -0700 [thread overview]
Message-ID: <1336066834-1673-1-git-send-email-vnagarnaik@google.com> (raw)
Make sure that the state of buffer_size_kb is initialized correctly and
returns actual size of the ring buffer.
Signed-off-by: Vaibhav Nagarnaik <vnagarnaik@google.com>
---
kernel/trace/trace.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 6d4c2dd..a90386c 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -5087,7 +5087,8 @@ __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
--
1.7.7.3
next reply other threads:[~2012-05-03 17:46 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-03 17:40 Vaibhav Nagarnaik [this message]
2012-05-21 9:45 ` [tip:perf/core] " tip-bot for Vaibhav Nagarnaik
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