linux-kernel - Re: 2.6.28-rc6-git1 -- BUG: unable to handle kernel paging request at ffff8800be8b0019

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Message-Id: <200812021127.03631.rusty@rustcorp.com.au>
Date:	Tue, 2 Dec 2008 11:27:02 +1030
From:	Rusty Russell <rusty@...tcorp.com.au>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Hugh Dickins <hugh@...itas.com>, penberg@...helsinki.fi,
	rjw@...k.pl, miles.lane@...il.com, linux-kernel@...r.kernel.org,
	cl@...ux-foundation.org, mingo@...e.hu, htejun@...il.com,
	vegard.nossum@...il.com, rostedt@...dmis.org, arjan@...radead.org
Subject: Re: 2.6.28-rc6-git1 -- BUG: unable to handle kernel paging request at ffff8800be8b0019

On Tuesday 02 December 2008 07:21:03 Andrew Morton wrote:
> The fault really lies with include/linux/kallsyms.h, I think:
>
> #define KSYM_SYMBOL_LEN (sizeof("%s+%#lx/%#lx [%s]") + (KSYM_NAME_LEN - 1)
> + \ 2*(BITS_PER_LONG*3/10) + (MODULE_NAME_LEN - 1) + 1)

Hmm... and I recently define MODULE_NAME_LEN in terms of MAX_PARAM_PREFIX_LEN 
for similar reasons.

Perhaps we should move MODULE_NAME_LEN to kernel.h and define everything in 
terms of that?  It seems to be a common need.

Rusty.
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