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| author | Joel Fernandes <joelaf@google.com> | 2017-02-16 20:10:58 -0800 |
|---|---|---|
| committer | Steven Rostedt (VMware) <rostedt@goodmis.org> | 2017-02-17 09:56:51 -0500 |
| commit | 67d04bb2bcbd3e99f4c4daa58599c90a83ad314a (patch) | |
| tree | 0552148760a0551fdbc6bd227275ba05b59294f8 | |
| parent | bef5da60595f5706232e2502876f8545743b9b41 (diff) | |
| download | linux-67d04bb2bcbd3e99f4c4daa58599c90a83ad314a.tar.gz linux-67d04bb2bcbd3e99f4c4daa58599c90a83ad314a.tar.xz | |
tracing: Remove outdated ring buffer comment
The comment about ring buffer's organization is outdated and the code sits
elsewhere, remove the comment.
Link: http://lkml.kernel.org/r/20170217041058.23904-1-joelaf@google.com
Cc: Ingo Molnar <mingo@redhat.com>
Signed-off-by: Joel Fernandes <joelaf@google.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
| -rw-r--r-- | kernel/trace/trace.c | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 4589b67168fc..54e3b8711aca 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, |