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KVM: arm64: CSSELR_EL1 max is 13
authorAndrew Jones <drjones@redhat.com>
Thu, 26 Nov 2020 13:46:40 +0000 (14:46 +0100)
committerMarc Zyngier <maz@kernel.org>
Fri, 27 Nov 2020 19:46:30 +0000 (19:46 +0000)
commite01fac4b4ffa0078df6ae2e8abac8e94768d919d
tree81132505403dc1b273249026fff1052adbbaf0detree | snapshot
parent52303c159aaf2219cfa60dd0f7bf7c06a1d70995commit | diff
KVM: arm64: CSSELR_EL1 max is 13

Not counting TnD, which KVM doesn't currently consider, CSSELR_EL1
can have a maximum value of 0b1101 (13), which corresponds to an
instruction cache at level 7. With CSSELR_MAX set to 12 we can
only select up to cache level 6. Change it to 14.

Signed-off-by: Andrew Jones <drjones@redhat.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20201126134641.35231-2-drjones@redhat.com
arch/arm64/kvm/sys_regs.c diff | blob | history
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