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authorJames Clark <james.clark@linaro.org>2025-09-01 13:40:35 +0100
committerWill Deacon <will@kernel.org>2025-09-18 14:17:02 +0100
commit00d7a1af5ab58d89c2f0af27485b2d710c862dfc (patch)
tree4e16db1e1f19b9a0bcc49a5553c9962d38abe4ed /lib/timerqueue.c
parent510a8fa49dc1d18b120e2d3992fa2aff7fc5c46b (diff)
arm64/boot: Enable EL2 requirements for SPE_FEAT_FDS
SPE data source filtering (optional from Armv8.8) requires that traps to the filter register PMSDSFR be disabled. Document the requirements and disable the traps if the feature is present. Tested-by: Leo Yan <leo.yan@arm.com> Reviewed-by: Leo Yan <leo.yan@arm.com> Signed-off-by: James Clark <james.clark@linaro.org> Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'lib/timerqueue.c')
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