linux/drivers/hwtracing
Suzuki K Poulose 1e7ba33fa5 coresight: etm4x: Do not hardcode IOMEM access for register restore
When we restore the register state for ETM4x, while coming back
from CPU idle, we hardcode IOMEM access. This is wrong and could
blow up for an ETM with system instructions access (and for ETE).

Fixes: f5bd523690 ("coresight: etm4x: Convert all register accesses")
Reported-by: Yabin Cui <yabinc@google.com>
Reviewed-by: Mike Leach <mike.leach@linaro.org>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Tested-by: Yabin Cui <yabinc@google.com>
Link: https://lore.kernel.org/r/20240412142702.2882478-2-suzuki.poulose@arm.com
2024-04-22 11:23:47 +01:00
..
coresight coresight: etm4x: Do not hardcode IOMEM access for register restore 2024-04-22 11:23:47 +01:00
intel_th Driver core changes for 6.3-rc1 2023-02-24 12:58:55 -08:00
ptt hwtracing: hisi_ptt: Move type check to the beginning of hisi_ptt_pmu_event_init() 2024-02-26 09:54:38 +00:00
stm - Daniel Verkamp has contributed a memfd series ("mm/memfd: add 2023-02-23 17:09:35 -08:00
Kconfig hwtracing: hisi_ptt: Add trace function support for HiSilicon PCIe Tune and Trace device 2022-09-08 16:26:17 -06:00