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authorMathieu Poirier <mathieu.poirier@linaro.org>2019-04-25 13:53:05 -0600
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-04-25 22:00:18 +0200
commit57549999b9a0d0c72900d2413ef1e3168bd2e817 (patch)
treee4ddd36976b85826122166c2837a7f20a9bb49c5 /Makefile
parentef848e463ac9052be620757579cfa0aa975e97ea (diff)
downloadlinux-57549999b9a0d0c72900d2413ef1e3168bd2e817.tar.bz2
coresight: tmc-etr: Introduce the notion of reference counting to ETR devices
This patch adds reference counting to struct etr_buf so that, in CPU-wide trace scenarios, shared buffers can be disposed of when no longer used. Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> Tested-by: Leo Yan <leo.yan@linaro.org> Tested-by: Robert Walker <robert.walker@arm.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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