Re: [PATCH v2 5/5] KVM: selftests: Remove __NR_userfaultfd syscall fallback

Ben Gardon
2021-08-23T23:46:46Z

On Fri, Aug 20, 2021 at 3:50 PM Sean Christopherson <seanjc@google.com> wrote:
>
> Revert the __NR_userfaultfd syscall fallback added for KVM selftests now
> that x86's unistd_{32,63}.h overrides are under uapi/ and thus not in
> KVM sefltests' search path, i.e. now that KVM gets x86 syscall numbers
> from the installed kernel headers.
>
> No functional change intended.
>
> Cc: Ben Gardon <bgardon@google.com>
> Signed-off-by: Sean Christopherson <seanjc@google.com>

Reviewed-by: Ben Gardon <bgardon@google.com>

> ---
> tools/arch/x86/include/uapi/asm/unistd_64.h | 3 ---
> 1 file changed, 3 deletions(-)
>
> diff --git a/tools/arch/x86/include/uapi/asm/unistd_64.h b/tools/arch/x86/include/uapi/asm/unistd_64.h
> index 4205ed4158bf..cb52a3a8b8fc 100644
> --- a/tools/arch/x86/include/uapi/asm/unistd_64.h
> +++ b/tools/arch/x86/include/uapi/asm/unistd_64.h
> @@ -1,7 +1,4 @@
> /* SPDX-License-Identifier: GPL-2.0 */
> -#ifndef __NR_userfaultfd
> -#define __NR_userfaultfd 282
> -#endif
> #ifndef __NR_perf_event_open
> # define __NR_perf_event_open 298
> #endif
> --
> 2.33.0.rc2.250.ged5fa647cd-goog
>