tree e84ebe49454ca171d1ab0268d1cc50a801004e5e
parent 3507d231a499e27c4bac8a47169b74ec7ef87292
author Mathieu Poirier <mathieu.poirier@linaro.org> 1567110522 -0600
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1567540878 +0200

coresight: tmc-etr: Add barrier packets when moving offset forward

This patch adds barrier packets in the trace stream when the offset in the
data buffer needs to be moved forward.  Otherwise the decoder isn't aware
of the break in the stream and can't synchronise itself with the trace
data.

Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Tested-by: Yabin Cui <yabinc@google.com>
Reviewed-by: Leo Yan <leo.yan@linaro.org>
Link: https://lore.kernel.org/r/20190829202842.580-18-mathieu.poirier@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>