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authorMathieu Poirier <mathieu.poirier@linaro.org>2016-05-03 19:33:38 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-05-03 23:59:30 +0200
commita685d68328f14579b2e68d6a3a2066089cffbf98 (patch)
tree984f1c297c9a1f1aa44181f2a337c6f15ae97e9a /block/blk-exec.c
parentstm class: Support devices that override software assigned masters (diff)
downloadlinux-a685d68328f14579b2e68d6a3a2066089cffbf98.tar.xz
linux-a685d68328f14579b2e68d6a3a2066089cffbf98.zip
coresight: adding path for STM device
>From a core framework point of view an STM device is a source that is treated the same way as any other tracers. Unlike tracers though STM devices are not associated with a CPU. As such it doesn't make sense to associate the path from an STM device to its sink with a per-cpu variable as it is done for tracers. This patch simply adds another global variable to keep STM paths and the processing in coresight_enable/disable() is updated to deal with STM devices properly. Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> Signed-off-by: Chunyan Zhang <zhang.chunyan@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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