From: David Daney <ddaney@avtrex.com>
To: "Steven J. Hill" <sjhill@realitydiluted.com>
Cc: veerasena reddy <veerasena_b@yahoo.co.in>,
linux-mips <linux-mips@linux-mips.org>,
"linux-kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: unresoved symbol _gp_disp
Date: Thu, 04 Oct 2007 10:47:25 -0700 [thread overview]
Message-ID: <4705272D.7050801@avtrex.com> (raw)
In-Reply-To: <20071004173928.GA32033@real.realitydiluted.com>
Steven J. Hill wrote:
>> I have written a loadble module ( which gets complied
>> along with kernel) which does some floating point
>> operation.
>>
> NO FLOATING POINT in the kernel PERIOD.
Unless you compile your code with -msoft-float *and* also have a version
of libgcc compiled with -mlong-calls -mno-abicalls -G0. If you do it
that way, floating point works fine in the kernel (as long as you don't
try to call sprintf with floating point parameters).
> Either use integer
> operations, or redo your software architecture and do the
> floating point in userspace.
>
> -Steve
>
next prev parent reply other threads:[~2007-10-04 18:17 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-04 10:12 unresoved symbol _gp_disp veerasena reddy
2007-10-04 17:39 ` Steven J. Hill
2007-10-04 17:47 ` David Daney [this message]
2007-10-04 18:29 ` Andi Kleen
2007-10-05 10:52 ` Ralf Baechle
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