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Commit 58b8d51b authored by Mathieu Poirier's avatar Mathieu Poirier Committed by Greg Kroah-Hartman
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coresight: adding comments to remove ambiguity 



Add comment to function coresight_enable_path() to make
sure there is no misunderstanding about what the code does.

Signed-off-by: default avatarMathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 1d27ff5a

drivers/hwtracing/coresight/coresight.c

+5 −0
Original line number Diff line number Diff line
@@ -240,6 +240,11 @@ static int coresight_enable_path(struct list_head *path) 
	int ret = 0;

	struct coresight_device *cd;



	/*

	 * At this point we have a full @path, from source to sink.  The

	 * sink is the first entry and the source the last one.  Go through

	 * all the components and enable them one by one.

	 */

	list_for_each_entry(cd, path, path_link) {

		if (cd == list_first_entry(path, struct coresight_device,

					   path_link)) {