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Re: Bug#440068: gnumach: GPT in fp_save, fpu.c:675
From: |
Thomas Schwinge |
Subject: |
Re: Bug#440068: gnumach: GPT in fp_save, fpu.c:675 |
Date: |
Wed, 29 Aug 2007 22:44:06 +0200 |
User-agent: |
Mutt/1.5.11 |
Hello!
On Wed, Aug 29, 2007 at 10:15:06PM +0200, Samuel Thibault wrote:
> Thomas Schwinge, le Wed 29 Aug 2007 21:39:36 +0200, a écrit :
> > > This is the culprit: fxsave needs the buffer to be 16 bytes-aligned. It
> >
> > fnsave, you mean, I guess.
>
> No, really fxsave (the MMX version).
Ah, I was not aware that the Debian package included a patch to modify
`fpu.c' and the line numbers Michael posted matched closely to an
invocation of `fp_save' which would in turn resort to `fnsave'. This is
where I got that from.
Why isn't that patch in upsteam cvs? Does it need more testing (as this
bug report might indicate)?
> fnsave would be fine.
Also without the ``0 -> 16'' alignment patch?
> > > looks like there is a bug somewhere in the alignment support of
> > > zalloc().
> >
> > Would this be a correct patch?
>
> This is already in the debian package.
So it's a different bug.
Regards,
Thomas
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