KVM: arm64: Introduce generic get_user/set_user helpers for system registers

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The userspace access to the system registers is done using helpers
that hardcode the table that is looked up. extract some generic
helpers from this, moving the handling of hidden sysregs into
the core code.

Reviewed-by: Reiji Watanabe <reijiw@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>

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Marc Zyngier 2022-07-03 16:06:51 +01:00

parent 1deeffb559

commit ba23aec9f4

2 changed files with 44 additions and 22 deletions

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60

arch/arm64/kvm/sys_regs.c

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6

arch/arm64/kvm/sys_regs.h

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