linux-kernel - Re: unresoved symbol _gp

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <4705272D.7050801@avtrex.com>
Date:	Thu, 04 Oct 2007 10:47:25 -0700
From:	David Daney <ddaney@...rex.com>
To:	"Steven J. Hill" <sjhill@...litydiluted.com>
Cc:	veerasena reddy <veerasena_b@...oo.co.in>,
	linux-mips <linux-mips@...ux-mips.org>,
	"linux-kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: unresoved symbol _gp_disp

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
> 

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/