From: bernd@petrovitsch.priv.at (Bernd Petrovitsch)
To: kernelnewbies@lists.kernelnewbies.org
Subject: Doubt regarding __udivdi3
Date: Wed, 05 Jan 2011 15:45:03 +0100 [thread overview]
Message-ID: <1294238703.28520.0.camel@thorin> (raw)
In-Reply-To: <AANLkTinpmYwGGcTc3FJ+ae1_LM7n6zYDZtAiZyZo5825@mail.gmail.com>
On Mit, 2011-01-05 at 19:21 +0530, Ponmuthu Subramaniam Nandan wrote:
> Hi Gaurav,
>
> I'm trying to insert a module into the kernel (2.6.35.5).
> There are no
> errors during the "make" phase. There are only warnings
> regarding two
> symbols :
> WARNING: "__udivdi3"
> [/media/Study/project_work/splitting_merging/radc_try1/radc1.ko]
> undefined!
> WARNING: "__umoddi3"
> [/media/Study/project_work/splitting_merging/radc_try1/radc1.ko]
> undefined!
>
> The symbol __udivdi3 & __umoddi3 are compiler generated functions
> calls for specific
> Arithmetic function in your code (In this case its division). The
> definitions of that function
> (for the specific ARCH your are building for) would be in the
> respective libraries (libgcc).
The first hit on google is
http://stackoverflow.com/questions/1063585/udivdi3-undefined-howto-find-code.
That should explain it.
Bernd
--
Bernd Petrovitsch Email : bernd at petrovitsch.priv.at
LUGA : http://www.luga.at
prev parent reply other threads:[~2011-01-05 14:45 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-05 12:06 Doubt regarding __udivdi3 Gaurav Mahajan
2011-01-05 12:41 ` Asutosh Das
2011-01-05 13:51 ` Ponmuthu Subramaniam Nandan
2011-01-05 14:45 ` Bernd Petrovitsch [this message]
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