RE: [PATCH] x86/hyperv: Add missing 'inline' to hv_snp_boot_ap() stub

[Dexuan Cui]

> From: Nathan Chancellor <nathan@xxxxxxxxxx>
> Sent: Tuesday, August 22, 2023 11:26 AM
> [...]
> When building without CONFIG_AMD_MEM_ENCRYPT, there are several
> repeated instances of -Wunused-function due to missing 'inline' on
> the stub of hy_snp_boot_ap():
> 
>   In file included from drivers/hv/hv_common.c:29:
>   ./arch/x86/include/asm/mshyperv.h:272:12: error: 'hv_snp_boot_ap'
> defined but not used [-Werror=unused-function]
>     272 | static int hv_snp_boot_ap(int cpu, unsigned long start_ip) { return
> 0; }
>         |            ^~~~~~~~~~~~~~
>   cc1: all warnings being treated as errors
> 
> Add 'inline' to fix the warnings.
> 
> Fixes: 44676bb9d566 ("x86/hyperv: Add smp support for SEV-SNP guest")
> Signed-off-by: Nathan Chancellor <nathan@xxxxxxxxxx>

Reviewed-by: Dexuan Cui <decui@xxxxxxxxxxxxx>