Re: linux-next: manual merge of the kvm-ppc tree with the kvm-arm tree

From: Stephen Rothwell
Date: Wed Oct 10 2018 - 22:06:30 EST


Hi all,

On Wed, 10 Oct 2018 13:22:24 +1100 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
>
> Today's linux-next merge of the kvm-ppc tree got a conflict in:
>
> include/uapi/linux/kvm.h
>
> between commit:
>
> 233a7cb23531 ("kvm: arm64: Allow tuning the physical address size for VM")
>
> from the kvm-arm tree and commit:
>
> aa069a996951 ("KVM: PPC: Book3S HV: Add a VM capability to enable nested virtualization")
>
> from the kvm-ppc tree.
>
> I fixed it up (see below) and can carry the fix as necessary. This
> is now fixed as far as linux-next is concerned, but any non trivial
> conflicts should be mentioned to your upstream maintainer when your tree
> is submitted for merging. You may also want to consider cooperating
> with the maintainer of the conflicting tree to minimise any particularly
> complex conflicts.
>
> --
> Cheers,
> Stephen Rothwell
>
> diff --cc include/uapi/linux/kvm.h
> index 95aa73ca65dc,7f2ff3a76995..000000000000
> --- a/include/uapi/linux/kvm.h
> +++ b/include/uapi/linux/kvm.h
> @@@ -962,7 -954,7 +963,8 @@@ struct kvm_ppc_resize_hpt
> #define KVM_CAP_NESTED_STATE 157
> #define KVM_CAP_ARM_INJECT_SERROR_ESR 158
> #define KVM_CAP_MSR_PLATFORM_INFO 159
> -#define KVM_CAP_PPC_NESTED_HV 160
> +#define KVM_CAP_ARM_VM_IPA_SIZE 160 /* returns maximum IPA bits for a VM */
> ++#define KVM_CAP_PPC_NESTED_HV 161
>
> #ifdef KVM_CAP_IRQ_ROUTING
>

This is now a conflict between the kvm tree and the kvm-arm tree.

--
Cheers,
Stephen Rothwell

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