linux-kernel - Re: [PATCH 4/6] KVM: PPC: Book3S HV: Add one-reg interface for DEXCR register

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Message-ID: <87cyox2bkl.fsf@mail.lhotse>
Date: Tue, 04 Jun 2024 21:26:34 +1000
From: Michael Ellerman <mpe@...erman.id.au>
To: Shivaprasad G Bhat <sbhat@...ux.ibm.com>, kvm@...r.kernel.org,
 linux-doc@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Cc: pbonzini@...hat.com, naveen.n.rao@...ux.ibm.com,
 christophe.leroy@...roup.eu, corbet@....net, namhyung@...nel.org,
 npiggin@...il.com, pbonzini@...hat.com, sbhat@...ux.ibm.com,
 jniethe5@...il.com, atrajeev@...ux.vnet.ibm.com,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/6] KVM: PPC: Book3S HV: Add one-reg interface for
 DEXCR register

Shivaprasad G Bhat <sbhat@...ux.ibm.com> writes:
> The patch adds a one-reg register identifier which can be used to
> read and set the DEXCR for the guest during enter/exit with
> KVM_REG_PPC_DEXCR. The specific SPR KVM API documentation
> too updated.
>
> Signed-off-by: Shivaprasad G Bhat <sbhat@...ux.ibm.com>
> ---
>  Documentation/virt/kvm/api.rst            |    1 +
>  arch/powerpc/include/uapi/asm/kvm.h       |    1 +
>  arch/powerpc/kvm/book3s_hv.c              |    6 ++++++
>  tools/arch/powerpc/include/uapi/asm/kvm.h |    1 +
 
Headers under tools/ are not supposed to be updated directly, they're
synced later by the perf developers.

See: https://lore.kernel.org/all/ZlYxAdHjyAkvGtMW@x1/

cheers