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From: "H. Peter Anvin" <hpa@zytor.com>
To: David Miller <davem@davemloft.net>
Cc: viro@ZenIV.linux.org.uk, torvalds@linux-foundation.org,
	linux-kernel@vger.kernel.org, ralf@linux-mips.org
Subject: Re: [PATCH] broken TASK_SIZE for ia32_aout
Date: Sun, 06 May 2012 13:51:30 -0700	[thread overview]
Message-ID: <af01067e-5a22-44a8-acb1-368e45dbb06c@email.android.com> (raw)
In-Reply-To: <20120506.163243.1653904376439925642.davem@davemloft.net>

No.  The input layer exports pointers in structures on the read/write paths, and bitmasks encoded in ASCII strings which depend on sizeof(long).  The stupid... it burns...

David Miller <davem@davemloft.net> wrote:

>From: "H. Peter Anvin" <hpa@zytor.com>
>Date: Sun, 06 May 2012 11:48:15 -0700
>
>> I would argue Sparc is not correct here but I am not a Sparc expert.
>
>I can easily make sparc take on the x86 behavior if things like the
>input layer really need it.
>
>However, isn't the input layer case a case where compat==native
>on anything other than x86 because it's a u64 alignment issue?

-- 
Sent from my mobile phone. Please excuse brevity and lack of formatting.

  reply	other threads:[~2012-05-06 20:51 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-05-06 16:20 [PATCH] broken TASK_SIZE for ia32_aout Al Viro
2012-05-06 17:16 ` Linus Torvalds
2012-05-06 17:37   ` H. Peter Anvin
2012-05-06 17:54   ` Al Viro
2012-05-06 17:56     ` Al Viro
2012-05-06 17:58     ` H. Peter Anvin
2012-05-06 18:46       ` Al Viro
2012-05-06 18:48         ` H. Peter Anvin
2012-05-06 19:58           ` Al Viro
2012-05-06 20:32           ` David Miller
2012-05-06 20:51             ` H. Peter Anvin [this message]
2012-05-06 23:40               ` David Miller
2012-05-06 23:48                 ` H. Peter Anvin
2012-05-07  2:56                   ` David Miller
2012-05-07  3:05                     ` H. Peter Anvin
2012-05-06 23:32             ` Al Viro
2012-05-06 23:38               ` David Miller
2012-05-07  0:13                 ` Al Viro
2012-05-07  0:24     ` Al Viro
2012-05-06 17:23 ` [tip:x86/urgent] x86, compat: Correct broken TASK_SIZE for ia32 a. out binaries tip-bot for Al Viro

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