Hi all,
On Thu, 1 Dec 2022 11:14:08 +1100 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
>
> Today's linux-next merge of the kvm tree got a conflict in:
>
> arch/x86/include/asm/cpufeatures.h
>
> between commit:
>
> aa387b1b1e66 ("x86: CPUID and CR3/CR4 flags for Linear Address Masking")
>
> from the tip tree and commits:
>
> 6a19d7aa5821 ("x86: KVM: Advertise CMPccXADD CPUID to user space")
> af2872f62254 ("x86: KVM: Advertise AMX-FP16 CPUID to user space")
> 5e85c4ebf206 ("x86: KVM: Advertise AVX-IFMA CPUID to user space")
>
> from the kvm 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 arch/x86/include/asm/cpufeatures.h
> index 11a0e06362e4,1419c4e04d45..000000000000
> --- a/arch/x86/include/asm/cpufeatures.h
> +++ b/arch/x86/include/asm/cpufeatures.h
> @@@ -311,7 -308,9 +311,10 @@@
> /* Intel-defined CPU features, CPUID level 0x00000007:1 (EAX), word 12 */
> #define X86_FEATURE_AVX_VNNI (12*32+ 4) /* AVX VNNI instructions */
> #define X86_FEATURE_AVX512_BF16 (12*32+ 5) /* AVX512 BFLOAT16 instructions */
> + #define X86_FEATURE_CMPCCXADD (12*32+ 7) /* "" CMPccXADD instructions */
> + #define X86_FEATURE_AMX_FP16 (12*32+21) /* "" AMX fp16 Support */
> + #define X86_FEATURE_AVX_IFMA (12*32+23) /* "" Support for VPMADD52[H,L]UQ */
> +#define X86_FEATURE_LAM (12*32+26) /* Linear Address Masking */
>
> /* AMD-defined CPU features, CPUID level 0x80000008 (EBX), word 13 */
> #define X86_FEATURE_CLZERO (13*32+ 0) /* CLZERO instruction */
This is now a conflict between the tip tree and Libnus' tree.
--
Cheers,
Stephen Rothwell
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