linux-kernel - Re: [PATCH 1/8] KVM: SEV-ES: fix length of string I/O

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Message-ID: <3da8fd50-bdb3-93bd-3d27-0b3f961bd531@redhat.com>
Date:   Mon, 18 Oct 2021 12:54:01 +0200
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Naresh Kamboju <naresh.kamboju@...aro.org>,
        thomas.lendacky@....com, fwilhelm@...gle.com,
        kvm list <kvm@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>, oupton@...gle.com,
        Sean Christopherson <seanjc@...gle.com>,
        linux-stable <stable@...r.kernel.org>,
        Linux-Next Mailing List <linux-next@...r.kernel.org>,
        Stephen Rothwell <sfr@...b.auug.org.au>
Subject: Re: [PATCH 1/8] KVM: SEV-ES: fix length of string I/O

On 18/10/21 12:21, Naresh Kamboju wrote:
> [Please ignore this email if it already reported ]
> 
> Following build errors noticed while building Linux next 20211018
> with gcc-11 for i386 architecture.
> 
> i686-linux-gnu-ld: arch/x86/kvm/svm/sev.o: in function `sev_es_string_io':
> sev.c:(.text+0x110f): undefined reference to `__udivdi3'
> make[1]: *** [/builds/linux/Makefile:1247: vmlinux] Error 1
> make[1]: Target '__all' not remade because of errors.
> make: *** [Makefile:226: __sub-make] Error 2

Thank you very much, I have sent a simple fix of changing the variable 
to u32.

Paolo