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Message-ID: <4E6263B6.9020703@zytor.com>
Date: Sat, 03 Sep 2011 10:28:22 -0700
From: "H. Peter Anvin" <hpa@...or.com>
To: "H.J. Lu" <hjl.tools@...il.com>
CC: Valdis.Kletnieks@...edu, Arnd Bergmann <arnd@...db.de>,
Linus Torvalds <torvalds@...ux-foundation.org>,
Christoph Hellwig <hch@...radead.org>,
LKML <linux-kernel@...r.kernel.org>, Ingo Molnar <mingo@...e.hu>,
Thomas Gleixner <tglx@...utronix.de>,
Richard Kuo <rkuo@...eaurora.org>,
Mark Salter <msalter@...hat.com>,
Jonas Bonn <jonas@...thpole.se>,
Tobias Klauser <tklauser@...tanz.ch>
Subject: Re: RFD: x32 ABI system call numbers
On 09/03/2011 10:22 AM, H.J. Lu wrote:
>
> We can't use 64bit ioctl for x32 if indirect pointers are ever passed
> to ioctl.
>
Which they are, in a fairly large number of ioctls.
-hpa
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