coresight: etm4x: Always read the registers on the host CPU

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As we are about to add support for sysreg access to ETM4.4+ components,
make sure that we read the registers only on the host CPU.

Link: https://lore.kernel.org/r/20210110224850.1880240-8-suzuki.poulose@arm.com
Cc: Mike Leach <mike.leach@linaro.org>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Link: https://lore.kernel.org/r/20210201181351.1475223-10-mathieu.poirier@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Suzuki K Poulose 2021-02-01 11:13:29 -07:00 • committed by Greg Kroah-Hartman

parent 8ce0029658

commit 5e2acf9d5d

1 changed files with 10 additions and 13 deletions

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drivers/hwtracing/coresight/coresight-etm4x-sysfs.c

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