tree c928ca54a8231b0432e729d8b675e473a5db9104
parent 3f0a55e3579a500ce9f5cdab70a5741f99769118
author Jason Wessel <jason.wessel@windriver.com> 1281018143 -0500
committer Jason Wessel <jason.wessel@windriver.com> 1281018143 -0500

ftrace,kdb: Extend kdb to be able to dump the ftrace buffer

Add in a helper function to allow the kdb shell to dump the ftrace
buffer.

Modify trace.c to expose the capability to iterate over the ftrace
buffer in a read only capacity.

Signed-off-by: Jason Wessel <jason.wessel@windriver.com>
Acked-by: Steven Rostedt <rostedt@goodmis.org>
CC: Frederic Weisbecker <fweisbec@gmail.com>