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authorOliver Upton <[email protected]>2024-11-20 00:52:30 +0000
committerOliver Upton <[email protected]>2024-11-21 01:23:32 +0000
commit13905f4547b050316262d54a5391d50e83ce613a (patch)
tree08f9cce9d35d3c922ca9ebf2918b50ea56d71a2d /drivers/cdx/controller/cdx_controller.c
parentKVM: arm64: Ignore PMCNTENSET_EL0 while checking for overflow status (diff)
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KVM: arm64: Use MDCR_EL2.HPME to evaluate overflow of hyp counters
The 'global enable control' (as it is termed in the architecture) for counters reserved by EL2 is MDCR_EL2.HPME. Use that instead of PMCR_EL0.E when evaluating the overflow state for hyp counters. Change the return value to a bool while at it, which better reflects the fact that the overflow state is a shared signal and not a per-counter property. Reviewed-by: Marc Zyngier <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Oliver Upton <[email protected]>
Diffstat (limited to 'drivers/cdx/controller/cdx_controller.c')
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