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From:   Andrew Jones <andrew.jones@linux.dev>
To:     Jinrong Liang <ljr.kernel@gmail.com>
Cc:     Paolo Bonzini <pbonzini@redhat.com>,
        Wanpeng Li <wanpengli@tencent.com>,
        Sean Christopherson <seanjc@google.com>,
        Jim Mattson <jmattson@google.com>,
        Vitaly Kuznetsov <vkuznets@redhat.com>,
        Joerg Roedel <joro@8bytes.org>,
        Jinrong Liang <cloudliang@tencent.com>, kvm@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH] selftests: kvm: Fix a compile error in
 selftests/kvm/rseq_test.c
Message-ID: <20220803142637.3y5fj2cwyvbrwect@kamzik>
References: <20220802071240.84626-1-cloudliang@tencent.com>
 <20220802150830.rgzeg47enbpsucbr@kamzik>
 <CAFg_LQWB5hV9CLnavsCmsLbQCMdj1wqe-gVP7vp_mRGt+Eh+nQ@mail.gmail.com>
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On Wed, Aug 03, 2022 at 09:58:51PM +0800, Jinrong Liang wrote:
> My ldd version is (GNU libc) 2.28, and I get a compilation error in this case.
> But I use another ldd (Ubuntu GLIBC 2.31-0ubuntu9.2) 2.31 is compiling fine.
> This shows that compilation errors may occur in different GNU libc environments.
> Would it be more appropriate to use syscall for better compatibility?

OK, it's a pity, but no big deal to use syscall().

Reviewed-by: Andrew Jones <andrew.jones@linux.dev>

Thanks,
drew