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SubjectRe: [PATCH v2 2/2] KVM: X86: Add Force Emulation Prefix for "emulate the next instruction"
2018-03-28 5:15 GMT+08:00 kbuild test robot <>:
> Hi Wanpeng,
> Thank you for the patch! Perhaps something to improve:
> [auto build test WARNING on kvm/linux-next]
> [also build test WARNING on next-20180327]
> [cannot apply to v4.16-rc7]
> [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
> url:
> base: linux-next
> reproduce:
> # apt-get install sparse
> make ARCH=x86_64 allmodconfig
> make C=1 CF=-D__CHECK_ENDIAN__
> sparse warnings: (new ones prefixed by >>)
>>> arch/x86/kvm/x86.c:149:20: sparse: symbol 'force_emulation_prefix' was not declared. Should it be static?
> arch/x86/kvm/x86.c:2196:38: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] <asn:1>*<noident> @@ got d const [noderef] <asn:1>*<noident> @@
> arch/x86/kvm/x86.c:2196:38: expected void const [noderef] <asn:1>*<noident>
> arch/x86/kvm/x86.c:2196:38: got unsigned char [usertype] *
> arch/x86/kvm/x86.c:7911:5: sparse: symbol 'kvm_valid_sregs' was not declared. Should it be static?
> arch/x86/kvm/x86.c:8786:16: sparse: incompatible types in comparison expression (different address spaces)
> arch/x86/include/asm/paravirt.h:783:9: sparse: context imbalance in 'vcpu_enter_guest' - unexpected unlock
> Please review and possibly fold the followup patch.

Thanks for the report, I will fix it in the next version.

Wanpeng Li

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