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KVM: PPC: Book3S HV: Add one-reg interface for DEXCR register

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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@linux.ibm.com>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/171759279613.1480.12873911783530175699.stgit@linux.ibm.com
This commit is contained in:
Shivaprasad G Bhat
2024-06-05 13:06:42 +00:00
committed by Michael Ellerman
parent 009f6f42c6
commit 1a1e6865f5
5 changed files with 10 additions and 0 deletions
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1
Documentation/virt/kvm/api.rst
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@@ -2441,6 +2441,7 @@ registers, find a list below:
PPC KVM_REG_PPC_PTCR 64
PPC KVM_REG_PPC_DAWR1 64
PPC KVM_REG_PPC_DAWRX1 64
PPC KVM_REG_PPC_DEXCR 64
PPC KVM_REG_PPC_TM_GPR0 64
...
PPC KVM_REG_PPC_TM_GPR31 64