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Date: Sat, 27 Mar 2010 16:05:00 -0000
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From: Mark Kettenis <mark.kettenis@xs4all.nl>
To: dan@codesourcery.com
CC: hjl.tools@gmail.com, gdb-patches@sourceware.org
In-reply-to: <20100327153019.GA16019@caradoc.them.org> (message from Daniel 	Jacobowitz on Sat, 27 Mar 2010 11:30:22 -0400)
Subject: Re: PATCH: 3/6 [2nd try]: Add AVX support (i386 changes)
References: <20100304180219.GA10826@intel.com>  <20100304180408.GA10869@intel.com>  <20100304180643.GB10869@intel.com>  <20100306222037.GD21133@intel.com>  <20100307213153.GA7170@intel.com>  <201003112237.o2BMb4XR024283@glazunov.sibelius.xs4all.nl>  <6dc9ffc81003111600k66be499cqf6639a07d20f5cce@mail.gmail.com>  <201003271454.o2REsujU007688@glazunov.sibelius.xs4all.nl> <20100327153019.GA16019@caradoc.them.org>
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> Date: Sat, 27 Mar 2010 11:30:22 -0400
> From: Daniel Jacobowitz <dan@codesourcery.com>
> 
> On Sat, Mar 27, 2010 at 03:54:56PM +0100, Mark Kettenis wrote:
> > Yes, we have done that in the past, but I think we should stop adding
> > #defines like that.  
> 
> I disagree.  The values are available in the kernel and glibc headers,
> sure.  But it takes years before a new define in linux/ptrace.h is
> widely available, and it is not uncommon for new kernels to enter use
> faster than that.  This way, if someone builds a new GDB with AVX
> support, and installs a new kernel with AVX support, they don't come
> to us and ask why AVX support isn't in their GDB.

I'm amazed that this stil is an issue in Linux-land.  Ah well, I'll
let you guys have it your way.  Don't act surprised if I put in a
snide remark of some sort about it ;).