linux-kernel - Re: [BUG] 2.6.32-rc5 build failure on Alpha

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Message-ID: <20091029053947.GA9872@gherkin.frus.com>
Date:	Thu, 29 Oct 2009 00:39:47 -0500
From:	Bob Tracy <rct@...rkin.frus.com>
To:	linux-kernel@...r.kernel.org
Cc:	debian-alpha@...ts.debian.org
Subject: Re: [BUG] 2.6.32-rc5 build failure on Alpha

On Wed, Oct 28, 2009 at 10:53:05PM -0500, Bob Tracy wrote:
> Mainline 2.6.32-rc5 kernel build failure.  The last few lines of the kernel
> build output are:
> 
>   LD      vmlinux.o
>   MODPOST vmlinux.o
> WARNING: "saved_config" [vmlinux] is COMMON symbol
>   GEN     .version
>   CHK     include/linux/compile.h
>   UPD     include/linux/compile.h
>   CC      init/version.o
>   LD      init/built-in.o
>   LD      .tmp_vmlinux1
> arch/alpha/kernel/vmlinux.lds:241: undefined symbol `THREAD_SIZE' referenced in expression
> make: *** [.tmp_vmlinux1] Error 1

> In arch/alpha/include/asm/thread_info.h, THREAD_SIZE is defined as
> (2*PAGE_SIZE).

Ok.  Found it.  The THREAD_SIZE definition is inside a
"#ifndef __ASSEMBLY__" block, so it never gets referenced (because
"__ASSEMBLY__" is defined for the "vmlinux.lds" build).  The obvious
suggested fix is to move the definition outside the block.

--Bob
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