From: Robert Reif <reif@earthlink.net>
To: sparclinux@vger.kernel.org
Subject: Re: sparc boot failure
Date: Thu, 06 Nov 2008 11:44:59 +0000 [thread overview]
Message-ID: <4912D8BB.3070904@earthlink.net> (raw)
In-Reply-To: <49125E98.8070905@earthlink.net>
Frédéric Weisbecker wrote:
> 2008/11/6 David Miller <davem@davemloft.net>:
>
>> From: Robert Reif <reif@earthlink.net>
>> Date: Wed, 05 Nov 2008 22:03:52 -0500
>>
>>
>>> sparc has failed to boot recently and I bisected it down to this patch:
>>>
>> ...
>>
>>> sparc: correct section of current_pc()
>>>
>> ...
>>
>>> Reverting this patch gets current git booting again.
>>>
>> Thanks for tracking this down. I'll take a look and if I
>> can't figure it out I'll revert.
>>
>
>
> Sorry, I will not have the time to look at it. But this bug is weird...
> --
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>
You can't change sections in the middle of a chunk of code. The code
above current_pc: falls through to that label which is now in a
different section. Thats why you get an illegal instruction trap at bootup.
next prev parent reply other threads:[~2008-11-06 11:44 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-06 3:03 sparc boot failure Robert Reif
2008-11-06 4:10 ` David Miller
2008-11-06 10:40 ` Frédéric Weisbecker
2008-11-06 11:44 ` Robert Reif [this message]
2008-11-06 13:10 ` Frédéric Weisbecker
2008-11-06 21:10 ` Sam Ravnborg
2008-11-08 2:41 ` Robert Reif
2008-11-08 6:34 ` David Miller
2008-11-08 8:41 ` Sam Ravnborg
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