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Date:	Wed, 05 Dec 2007 14:58:31 -0500
From:	Dave Anderson <>
To:	Andi Kleen <>
Subject: Re: [PATCH] exec: allow > 2GB executables to run on 64-bit systems

Andi Kleen wrote:
> Dave Anderson <> writes:
>>When a executable that is greater than 2GB in size is attempted on a 64-bit
>>system on a file system that calls, or uses generic_file_open() as its
>>open handler, it fails with an EOVERFLOW erro.  This patch adds a call
>>to force_o_largefile() call in open_exec(), as done in sys_open() and
> Wouldn't it be better to just always pass O_LARGEFILE unconditionally
> there? e.g. in theory a 2.5GB executable should work on i386 and binfmt_*
> shouldn't have any problems with a large file.
> That would simplify your patch.
> -Andi

I agree in theory.  We've only seen instances on 64-bitters...


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