From: Namhyung Kim <namhyung@kernel.org>
Date: Mon, 10 Sep 2012 04:38:00 +0000 (+0900)
Subject: perf callchain: Add callchain_cursor_snapshot()
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~34^2~16^2~19
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=be1f13e30862ab6b0fffaecd556856a965cefa0c;p=pandora-kernel.git

perf callchain: Add callchain_cursor_snapshot()

The callchain_cursor_snapshot() is for saving current status of the
callchain.  It'll be used to accumulate callchain information for each node.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Tested-by: Arun Sharma <asharma@fb.com>
Tested-by: Rodrigo Campos <rodrigo@sdfg.com.ar>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Link: http://lkml.kernel.org/r/1401335910-16832-9-git-send-email-namhyung@kernel.org
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
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