linux-kernel - [PATCH] trace: Remove outdated ring buffer comment

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Date:   Thu, 16 Feb 2017 20:10:58 -0800
From:   Joel Fernandes <joelaf@...gle.com>
To:     linux-kernel@...r.kernel.org
Cc:     Joel Fernandes <joelaf@...gle.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Ingo Molnar <mingo@...hat.com>
Subject: [PATCH] trace: Remove outdated ring buffer comment

The comment about ring buffer's organization is outdated and the code sits
elsewhere, remove the comment.

Cc: Steven Rostedt <rostedt@...dmis.org>
Signed-off-by: Joel Fernandes <joelaf@...gle.com>
---
 kernel/trace/trace.c | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index d7449783987a..8691540139cf 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -260,16 +260,8 @@ unsigned long long ns2usecs(u64 nsec)
 	TRACE_ITER_EVENT_FORK
 
 /*
- * The global_trace is the descriptor that holds the tracing
- * buffers for the live tracing. For each CPU, it contains
- * a link list of pages that will store trace entries. The
- * page descriptor of the pages in the memory is used to hold
- * the link list by linking the lru item in the page descriptor
- * to each of the pages in the buffer per CPU.
- *
- * For each active CPU there is a data field that holds the
- * pages for the buffer for that CPU. Each CPU has the same number
- * of pages allocated for its buffer.
+ * The global_trace is the descriptor that holds the top-level tracing
+ * buffers for the live tracing.
  */
 static struct trace_array global_trace = {
 	.trace_flags = TRACE_DEFAULT_FLAGS,
-- 
2.11.0.483.g087da7b7c-goog