KVM: arm64: Convert lazy FPSIMD context switch trap to C

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To make the lazy FPSIMD context switch trap code easier to hack on,
this patch converts it to C.

This is not amazingly efficient, but the trap should typically only
be taken once per host context switch.

Signed-off-by: Dave Martin <Dave.Martin@arm.com>
Reviewed-by: Marc Zyngier <marc.zyngier@arm.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>

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Dave Martin 2018-02-16 16:35:32 +00:00 • committed by Marc Zyngier

parent bd2a6394fd

commit ceda9fff70

2 changed files with 46 additions and 35 deletions

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53

arch/arm64/kvm/hyp/entry.S

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24

arch/arm64/kvm/hyp/switch.c

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