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From: Mike Frysinger <vapier@gentoo.org>
To: "H.J. Lu" <hjl.tools@gmail.com>
Cc: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org,
	torvalds@linux-foundation.org, hpa@zytor.com, mingo@kernel.org,
	tglx@linutronix.de
Subject: Re: [RFC PATCH 00/10] Use __kernel_[u]long_t for x32 user space compatibility
Date: Thu, 17 May 2012 20:19:25 -0400	[thread overview]
Message-ID: <201205172019.27462.vapier@gentoo.org> (raw)
In-Reply-To: <1337292816-10839-1-git-send-email-hjl.tools@gmail.com>

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On Thursday 17 May 2012 18:13:26 H.J. Lu wrote:
> From: H.J. Lu <hjl.tools@gmail.com>
> 
> This patch set changes a number of places where the kernel headers are
> exported to user space and currently use explicit "long" or "unsigned
> long" to use __kernel_[u]long_t in order to be compatible with the x32
> user space ABI.  These location are places where x32 uses the x86-64
> ABI.
> 
> It is quite possible that some, or even all, of these locations should
> really use dedicated types, but in the meantime this gives the correct
> results which the current headers do not.

tangentially related, but what happened to the x86 asm/ptrace.h patch i sent 
that changed all the registers from unsigned long to u64 ?  e.g.
 struct pt_regs {  
-	unsigned long r15;
+	__u64 r15;
-mike

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  parent reply	other threads:[~2012-05-18  0:19 UTC|newest]

Thread overview: 62+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-05-17 22:13 H.J. Lu
2012-05-17 22:13 ` [PATCH 01/10] Use __kernel_long_t in struct timex H.J. Lu
2012-05-17 22:32   ` Linus Torvalds
2012-05-17 22:41     ` H. Peter Anvin
2012-05-17 22:50       ` H. Peter Anvin
2012-05-17 22:50       ` Linus Torvalds
2012-05-17 22:55         ` H. Peter Anvin
2012-05-17 22:58           ` Linus Torvalds
2012-05-17 22:56         ` Linus Torvalds
2012-05-17 22:57           ` H. Peter Anvin
2012-05-17 23:51           ` David Daney
2012-05-17 22:13 ` [PATCH 02/10] Use __kernel_ulong_t in struct shm_info H.J. Lu
2012-05-17 22:13 ` [PATCH 03/10] Use __kernel_[u]long_t in linux/resource.h H.J. Lu
2012-05-17 22:13 ` [PATCH 04/10] Use __kernel_long_t in struct msgbuf H.J. Lu
2012-05-17 22:13 ` [PATCH 05/10] Use __kernel_long_t in struct mq_attr H.J. Lu
2012-05-17 22:13 ` [PATCH 06/10] Use __kernel_ulong_t in x86 struct semid64_ds H.J. Lu
2012-05-17 22:13 ` [PATCH 07/10] Use __kernel_ulong_t in struct shmid64_ds/shminfo64 H.J. Lu
2012-05-17 22:13 ` [PATCH 08/10] Use __kernel_ulong_t in struct msqid64_ds H.J. Lu
2012-05-17 23:51   ` H. Peter Anvin
2012-05-18  0:07     ` Linus Torvalds
2012-05-18  0:14       ` H. Peter Anvin
2012-05-18  0:22         ` Linus Torvalds
2012-05-18  0:27           ` H. Peter Anvin
2012-05-18  0:41           ` Linus Torvalds
2012-05-18 21:31             ` Arnd Bergmann
2012-05-18 21:41               ` H. Peter Anvin
2012-05-18 21:58                 ` Arnd Bergmann
2012-05-18 22:08                   ` H. Peter Anvin
2012-05-19  7:56                     ` Arnd Bergmann
2012-05-19 14:35                       ` Al Viro
2012-05-18 11:44           ` David Howells
2012-05-18  0:29         ` David Daney
2012-05-18  0:31           ` H. Peter Anvin
2012-05-18  0:45             ` David Daney
2012-05-18  0:37           ` H. Peter Anvin
2012-05-18 15:03             ` Chris Metcalf
2012-05-18  3:21     ` H. Peter Anvin
2012-05-18  3:39       ` H.J. Lu
2012-05-18  3:43         ` H.J. Lu
2012-05-18  3:47           ` H.J. Lu
2012-05-18  3:49         ` Linus Torvalds
2012-05-18  3:55           ` H. Peter Anvin
2012-05-18  3:59             ` H.J. Lu
2012-05-18  4:05               ` Linus Torvalds
2012-05-18  4:13                 ` H.J. Lu
2012-05-18 21:21                   ` Arnd Bergmann
2012-05-19 23:47                     ` H. Peter Anvin
2012-05-20  1:32                       ` H.J. Lu
2012-05-20  2:08                         ` H. Peter Anvin
2012-05-18  3:56           ` H.J. Lu
2012-05-18 21:06             ` H. Peter Anvin
2012-05-18 11:53           ` David Howells
2012-05-18 12:06             ` H.J. Lu
2012-05-17 22:13 ` [PATCH 09/10] Use __kernel_ulong_t in struct ipc64_perm H.J. Lu
2012-05-17 22:13 ` [PATCH 10/10] Use __kernel_[u]long_t in x86-64 struct stat H.J. Lu
2012-05-17 23:07 ` [RFC PATCH 00/10] Use __kernel_[u]long_t for x32 user space compatibility David Daney
2012-05-17 23:11   ` H. Peter Anvin
2012-05-17 23:25     ` David Daney
2012-05-17 23:31       ` H. Peter Anvin
2012-05-18  0:19 ` Mike Frysinger [this message]
2012-05-18  0:21   ` H. Peter Anvin
2012-05-18  0:38     ` Mike Frysinger

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