linux-kernel - Re: 2.6.21-rc4-mm1 + 3 hot-fixes -- WARNING: could not find versions for .tmp

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Message-Id: <20070323214418.3F04.Y-GOTO@jp.fujitsu.com>
Date:	Fri, 23 Mar 2007 21:54:29 +0900
From:	Yasunori Goto <y-goto@...fujitsu.com>
To:	Sam Ravnborg <sam@...nborg.org>
Cc:	Miles Lane <miles.lane@...il.com>, Andrew Morton <akpm@...l.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: 2.6.21-rc4-mm1 + 3 hot-fixes -- WARNING: could not find versions for .tmp_versions/built-in.mod

Hello.

> > WARNING: mm/built-in.o - Section mismatch: reference to
> > .init.text:__alloc_bootmem_node from .text between 'sparse_init' (at
> > offset 0x15c8f) and '__section_nr'
> I took a look at this one.
> You have SPARSEMEM enabled in your config.
> And then I see that in sparse.c we call alloc_bootmem_node()
> from a function I thought should be marked __devinit (it
> is used by memory_hotplug.c).
> But I am not familiar enough to judge if __alloc_bootmen_node
> are marked correct with __init or __devinit (to say
> this is used in the HOTPLUG case) is more correct.
> Anyone?
> 
> > WARNING: mm/built-in.o - Section mismatch: reference to
> > .init.text:__alloc_bootmem_node from .text between 'sparse_init' (at
> > offset 0x15d02) and '__section_nr'
> Same as above....

Memory hotplug code has __meminit for its purpose.
But, I suspect that many other places of memory hotplug code may have
same issue. I will chase them.

BTW, does -mm code checks more strict than stock kernel? I can't see
these warnings in 2.6.21-rc4.....

Bye.

-- 
Yasunori Goto 


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