linux-kernel - Re: [Patch] uml: fix a link error

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Message-Id: <20090116124158.4364e269.akpm@linux-foundation.org>
Date:	Fri, 16 Jan 2009 12:41:58 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Américo Wang <xiyou.wangcong@...il.com>
Cc:	linux-kernel@...r.kernel.org, jdike@...toit.com,
	user-mode-linux-devel@...ts.sourceforge.net
Subject: Re: [Patch] uml: fix a link error

On Thu, 15 Jan 2009 19:40:33 +0000
Am__rico Wang <xiyou.wangcong@...il.com> wrote:

> 
> This patch fixes the following link error:
> 
>   LD      .tmp_vmlinux1                                             
>   arch/um/sys-i386/built-in.o: In function sys_call_table':          
>   (.rodata+0x308): undefined reference to sys_sigprocmask'           
>   collect2: ld returned 1 exit status                                 
>    KSYM    .tmp_kallsyms1.S                                          
>    nm: '.tmp_vmlinux1': No such file                                   
>    AS      .tmp_kallsyms1.o                                          
>    LD      .tmp_vmlinux2 
>    arch/um/sys-i386/built-in.o: In function sys_call_table':  
>   (.rodata+0x308): undefined reference to sys_sigprocmask'  
>   collect2: ld returned 1 exit status   
>   make[1]: *** [.tmp_vmlinux2] Error 1   
>   make: *** [sub-make] Error 2                               
> 
> 
> Signed-off-by: WANG Cong <wangcong@...ux.org>
> Cc: Jeff Dike <jdike@...toit.com>
> 
> ---
> diff --git a/arch/um/sys-i386/sys_call_table.S b/arch/um/sys-i386/sys_call_table.S
> index 00e5f52..04147dc 100644
> --- a/arch/um/sys-i386/sys_call_table.S
> +++ b/arch/um/sys-i386/sys_call_table.S
> @@ -6,6 +6,7 @@
>  
>  #define sys_vm86old sys_ni_syscall
>  #define sys_vm86 sys_ni_syscall
> +#define sys_sigprocmask sigprocmask
>  
>  #define old_mmap old_mmap_i386
>  

For how long has this problem been present?

Why aren't lots of other people reporting it?


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