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Re: [PATCH 08/10] Use __kernel_ulong_t in struct msqid64_ds

To: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Subject: Re: [PATCH 08/10] Use __kernel_ulong_t in struct msqid64_ds
From: David Howells <dhowells@xxxxxxxxxx>
Date: Fri, 18 May 2012 12:44:25 +0100
Cc: dhowells@xxxxxxxxxx, "H. Peter Anvin" <hpa@xxxxxxxxx>, David Daney <ddaney.cavm@xxxxxxxxx>, Ralf Baechle <ralf@xxxxxxxxxxxxxx>, "H.J. Lu" <hjl.tools@xxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, linux-arch@xxxxxxxxxxxxxxx, mingo@xxxxxxxxxx, tglx@xxxxxxxxxxxxx
In-reply-to: <CA+55aFx4sEQT=U4DBULeo9=3piOx_pQUws92ovKV5bKsu3hQQQ@mail.gmail.com>
List-id: <linux-arch.vger.kernel.org>
Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903

Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> wrote:

> Note: totally untested. Maybe there's some reason why my anonymous
> union trick wouldn't work.

It might conceivably break a userspace compiler if it gets exported to
userspace.  I'm not sure how likely that would be, though.

David
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References:
- Re: [PATCH 08/10] Use __kernel_ulong_t in struct msqid64_ds
  - From: Linus Torvalds
- [RFC PATCH 00/10] Use __kernel_[u]long_t for x32 user space compatibility
  - From: H.J. Lu
- [PATCH 08/10] Use __kernel_ulong_t in struct msqid64_ds
  - From: H.J. Lu
- Re: [PATCH 08/10] Use __kernel_ulong_t in struct msqid64_ds
  - From: H. Peter Anvin
- Re: [PATCH 08/10] Use __kernel_ulong_t in struct msqid64_ds
  - From: Linus Torvalds
- Re: [PATCH 08/10] Use __kernel_ulong_t in struct msqid64_ds
  - From: H. Peter Anvin
- Re: [PATCH 08/10] Use __kernel_ulong_t in struct msqid64_ds
  - From: Linus Torvalds

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