From: Andi Kleen <ak@suse.de>
To: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Christoph Hellwig <hch@lst.de>,
akpm@osdl.org, linux-kernel@vger.kernel.rg,
linux-arch@vger.kernel.org
Subject: Re: RFC: is_compat_task (Was: Re: input compat stuff)
Date: Tue, 28 Jun 2005 11:17:04 +0200 [thread overview]
Message-ID: <20050628091704.GP4171@wotan.suse.de> (raw)
In-Reply-To: <20050628181453.387e0fac.sfr@canb.auug.org.au>
On Tue, Jun 28, 2005 at 06:14:53PM +1000, Stephen Rothwell wrote:
> On Tue, 28 Jun 2005 09:27:10 +0200 Christoph Hellwig <hch@lst.de> wrote:
> >
> > besides this beeing butt ugly didn't we have a rule about never checking
> > task flags whether we're a compat process? And if we're going to allow
> > it it should be done properly.
>
> So, I have been thinking about this patch for a while (wondering how badly
> flamed I would get when I posted it :-)). What do you all think? Is this
> a reasonable thing to do?
No, it's not because it makes it impossible to have 64bit processes
that run with 32bit ABI (not implemented right now but we don't
want to break that).
Please don't do this. It is absolutely the wrong thing to do.
-Andi
next prev parent reply other threads:[~2005-06-28 9:17 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-06-28 7:27 input compat stuff Christoph Hellwig
2005-06-28 8:14 ` RFC: is_compat_task (Was: Re: input compat stuff) Stephen Rothwell
2005-06-28 8:30 ` RFC: is_compat_task David S. Miller
2005-06-28 9:17 ` Andi Kleen [this message]
2005-06-28 9:23 ` David S. Miller
2005-06-28 9:27 ` Andi Kleen
2005-06-28 9:29 ` David S. Miller
2005-06-28 9:33 ` Andi Kleen
2005-06-28 11:18 ` RFC: is_compat_task (Was: Re: input compat stuff) Matthew Wilcox
2005-06-28 12:05 ` Andi Kleen
2005-06-28 20:47 ` RFC: is_compat_task David S. Miller
2005-06-29 6:41 ` Stephen Rothwell
2005-06-29 11:01 ` Arnd Bergmann
2005-06-29 12:12 ` Andi Kleen
2005-06-30 7:57 ` Stephen Rothwell
2005-06-30 8:42 ` Andi Kleen
2005-06-30 14:38 ` Stephen Rothwell
2005-06-30 15:28 ` Stephen Rothwell
2005-06-30 15:49 ` Andi Kleen
2005-06-30 23:29 ` Paul Mackerras
2005-07-01 2:34 ` David S. Miller
2005-07-01 13:48 ` Andi Kleen
2005-07-04 3:36 ` Paul Mackerras
2005-07-04 23:02 ` David S. Miller
2005-07-01 4:56 ` [PATCH, for review 1/3] compat_sys_{read,write} Stephen Rothwell
2005-07-01 4:58 ` [PATCH, for review 2/3] hook up compat_sys_{read,write} syscalls Stephen Rothwell
2005-07-01 5:01 ` [PATCH, for review 3/3] fix evdev Stephen Rothwell
2005-07-01 7:58 ` [PATCH, for review 1/3] compat_sys_{read,write} David Howells
2005-07-01 8:24 ` Stephen Rothwell
2005-07-21 7:05 ` Stephen Rothwell
2005-07-21 8:05 ` David S. Miller
2005-07-21 8:28 ` Stephen Rothwell
2005-06-29 10:36 ` RFC: is_compat_task Andi Kleen
2005-06-28 16:09 ` RFC: is_compat_task (Was: Re: input compat stuff) Stephen Rothwell
2005-06-28 16:14 ` Andi Kleen
2005-06-28 16:34 ` Stephen Rothwell
2005-06-28 16:44 ` Andi Kleen
2005-06-30 10:16 ` Ralf Baechle
2005-06-28 9:16 ` input compat stuff Andi Kleen
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