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| author | Shivaprasad G Bhat <sbhat@linux.ibm.com> | 2024-06-05 13:06:42 +0000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2024-06-06 22:39:03 +1000 |
| commit | 1a1e6865f516696adcf6e94f286c7a0f84d78df3 (patch) | |
| tree | 5f8fff4fa38a89a965c697b322ce1a9b15ccdd71 /arch/powerpc/include/uapi | |
| parent | 009f6f42c67e9de737d6d3d199f92b21a8cb9622 (diff) | |
| download | linux-1a1e6865f516696adcf6e94f286c7a0f84d78df3.tar.gz linux-1a1e6865f516696adcf6e94f286c7a0f84d78df3.tar.bz2 linux-1a1e6865f516696adcf6e94f286c7a0f84d78df3.zip | |
KVM: PPC: Book3S HV: Add one-reg interface for DEXCR register
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
Diffstat (limited to 'arch/powerpc/include/uapi')
| -rw-r--r-- | arch/powerpc/include/uapi/asm/kvm.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/powerpc/include/uapi/asm/kvm.h b/arch/powerpc/include/uapi/asm/kvm.h index 1691297a766a..fcb947f65667 100644 --- a/arch/powerpc/include/uapi/asm/kvm.h +++ b/arch/powerpc/include/uapi/asm/kvm.h @@ -645,6 +645,7 @@ struct kvm_ppc_cpu_char { #define KVM_REG_PPC_SIER3 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xc3) #define KVM_REG_PPC_DAWR1 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xc4) #define KVM_REG_PPC_DAWRX1 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xc5) +#define KVM_REG_PPC_DEXCR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xc6) /* Transactional Memory checkpointed state: * This is all GPRs, all VSX regs and a subset of SPRs |