linux-kernel - Re: Commit 085219f79cad broke Sparc-32 back in 2.6.28.

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Date:	Mon, 22 Feb 2010 01:28:20 +0100
From:	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
To:	David Miller <davem@...emloft.net>
Cc:	rob@...dley.net, qemu-devel@...gnu.org, blauwirbel@...il.com,
	pbonzini@...hat.com, atar4qemu@...glemail.com,
	linux-kernel@...r.kernel.org, sam@...nborg.org
Subject: Re: Commit 085219f79cad broke Sparc-32 back in 2.6.28.

On Monday 22 February 2010 12:57:19 am David Miller wrote:
> From: Rob Landley <rob@...dley.net>
> Date: Sun, 21 Feb 2010 10:25:09 -0600
> 
> > 085219f79cad89291699bd2bfb21c9fdabafe65f is first bad commit
> > commit 085219f79cad89291699bd2bfb21c9fdabafe65f
> > Author: Sam Ravnborg <sam@...nborg.org>
> > Date:   Fri Jan 2 18:47:34 2009 -0800
> > 
> >     sparc32: use proper types in struct stat
> >     
> >     Like sparc64 use proper types in struct stat
> >     
> >     Signed-off-by: Sam Ravnborg <sam@...nborg.org>
> >     Signed-off-by: David S. Miller <davem@...emloft.net>
> > 
> > This commit breaks stat and makes sparc32 essentially unusable.  It changes 
> > the size of the various types in stat.h, and means that if you "mount -t tmpfs 
> > /tmp /tmp" and then try to ls /tmp, ls dies with a memory allocation error.
> > 
> > I've confirmed that reverting it fixes the problem.
> 
> Thanks for tracking this down Rob, I'll work on a fix and
> push it around.

Looking at how whole sparc32 has been apparently broken for over a year now
because of a purely cleanup patch I wonder if it would be appropriate to
make sparc32 into 'legacy only' and provide 'a stability promise' for it?

Just an idea.. ;)

--
Bartlomiej Zolnierkiewicz
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