linux-kernel - Re: 2.6.34-rc1: pci_register_set_vga

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Message-ID: <20100326163128.2d4ca1a1@jbarnes-piketon>
Date:	Fri, 26 Mar 2010 16:31:28 -0700
From:	Jesse Barnes <jbarnes@...tuousgeek.org>
To:	Stefan Richter <stefanr@...6.in-berlin.de>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Mike Travis <travis@....com>, "H. Peter Anvin" <hpa@...or.com>,
	linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: 2.6.34-rc1: pci_register_set_vga_state section mismatch

On Fri, 26 Mar 2010 14:42:53 +0100
Stefan Richter <stefanr@...6.in-berlin.de> wrote:

> Stefan Richter wrote:
> >> WARNING: drivers/pci/built-in.o(__ksymtab+0x320): Section mismatch in reference from the variable __ksymtab_pci_register_set_vga_state to the function .init.text:pci_register_set_vga_state()                                                                                
> >> The symbol pci_register_set_vga_state is exported and annotated __init                    
> >> Fix this by removing the __init annotation of pci_register_set_vga_state or drop the export.                                                                                        
> > 
> > This is obviously introduced by commit
> >     95a8b6efc5d07103583f706c8a5889437d537939
> >     pci: Update pci_set_vga_state() to call arch functions
> 
> PS:
> There is only a single user of this symbol in the mainline at the
> moment, arch/x86/kernel/apic/x2apic_uv_x.c, controlled by
> arch/x86/Kconfig:config X86_UV, which allows only static linking.
> I.e. the warning is a false positive for now.  But given how small
> pci_register_set_vga_state() is, it appears appropriate to drop the
> __init annotation.

I'm just sending out a fix to remove the export now.

-- 
Jesse Barnes, Intel Open Source Technology Center
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