linux-kernel - Re: [patch V9 20/39] x86/irq: Use generic irq

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Date:   Thu, 28 May 2020 22:20:26 +0200
From:   damian <damian.tometzki@...ilie-tometzki.de>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     damian <damian.tometzki@...ilie-tometzki.de>,
        LKML <linux-kernel@...r.kernel.org>,
        Andy Lutomirski <luto@...nel.org>,
        Andrew Cooper <andrew.cooper3@...rix.com>,
        X86 ML <x86@...nel.org>,
        "Paul E. McKenney" <paulmck@...nel.org>,
        Alexandre Chartre <alexandre.chartre@...cle.com>,
        Frederic Weisbecker <frederic@...nel.org>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Sean Christopherson <sean.j.christopherson@...el.com>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Petr Mladek <pmladek@...e.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Joel Fernandes <joel@...lfernandes.org>,
        Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        Juergen Gross <jgross@...e.com>,
        Brian Gerst <brgerst@...il.com>,
        Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
        Josh Poimboeuf <jpoimboe@...hat.com>,
        Will Deacon <will@...nel.org>,
        Tom Lendacky <thomas.lendacky@....com>,
        Wei Liu <wei.liu@...nel.org>,
        Michael Kelley <mikelley@...rosoft.com>,
        Jason Chen CJ <jason.cj.chen@...el.com>,
        Zhao Yakui <yakui.zhao@...el.com>,
        "Peter Zijlstra (Intel)" <peterz@...radead.org>
Subject: Re: [patch V9 20/39] x86/irq: Use generic irq_regs implementation

On Do, 28. Mai 11:50, Thomas Gleixner wrote:
> Damian,
> 
> damian <damian.tometzki@...ilie-tometzki.de> writes:
> > with this patch i got the following build error:
> >
> >   LD      .tmp_vmlinux.kallsyms1
> > /home/damian/kernel/buildroot/output/host/bin/x86_64-buildroot-linux-uclibc-ld: arch/x86/kernel/irq.o: in function `get_irq_regs':
> > /home/damian/kernel/buildroot/output/build/linux-custom/./arch/x86/include/asm/irq_regs.h:19: undefined reference to `irq_regs'
> 
> Can you provide the .config please?
> 
> Thanks,
> 
>         tglx
Hello Thomas,

I found out self the reason. I rebuild the kernel from
scratch again and now it works. 

Many Thnaks
Damian