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Date: Mon, 24 Dec 2001 13:23:45 -0500
From: Doug Ledford <dledford@redhat.com>
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To: David Lang <david.lang@digitalinsight.com>
CC: Alan Cox <alan@lxorguk.ukuu.org.uk>, Keith Owens <kaos@ocs.com.au>,
        Benjamin LaHaise <bcrl@redhat.com>, linux-kernel@vger.kernel.org
Subject: Re: [patch] Assigning syscall numbers for testing
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David Lang wrote:

> so this just means that an eye needs to be kept on the non-dynamic
> syscalls  and up the starting point for dynamic syscalls significantly
> before we run out of space for the non-dynamic ones.
> 
> running software that depends on features in a new kernel on a
> significantly older kernel is always questionable, if you software really
> needs to do that you need to watch for a bunch of things.


No.  This is different.  Calling a syscall and expecting to get either A) 
the syscall you intended or B) -ENOSYS is an accepted, safe practice under 
Unix/Linux.  This breaks that practice.





-- 

  Doug Ledford <dledford@redhat.com>  http://people.redhat.com/dledford
       Please check my web site for aic7xxx updates/answers before
                       e-mailing me about problems

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