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From: ebiederm@xmission.com (Eric W. Biederman)
To: Linus Torvalds <torvalds@osdl.org>
Cc: Benoit Boissinot <bboissin@gmail.com>,
	Harald Welte <laforge@netfilter.org>,
	Jiri Slaby <xslaby@fi.muni.cz>, Andrew Morton <akpm@osdl.org>,
	linux-kernel@vger.kernel.org,
	"David S.Miller" <davem@davemloft.net>
Subject: Re: Iptables error [Was: 2.6.16-rc1-mm2]
Date: Mon, 23 Jan 2006 13:53:22 -0700	[thread overview]
Message-ID: <m1fynell8d.fsf@ebiederm.dsl.xmission.com> (raw)
In-Reply-To: <Pine.LNX.4.64.0601201148220.3672@evo.osdl.org> (Linus Torvalds's message of "Fri, 20 Jan 2006 11:49:46 -0500 (EST)")

Linus Torvalds <torvalds@osdl.org> writes:

> On Fri, 20 Jan 2006, Benoit Boissinot wrote:
>> 
>> On x86 (32bits), i have the same i think:
>
> Interestingly, __alignof__(unsigned long long) is 8 these days, even 
> though I think historically on x86 it was 4. Is this perhaps different in 
> gcc-3 and gcc-4?
>
> Or do I just remember wrong?

Nope.  There are compilers where it is 4 byte aligned.
I believe this was actually a C abi change.

I actually had some code break because of it.  A 32bit binary generated
a structure and a 64bit binary couldn't read it.  I hadn't realized
they had changed recent versions of gcc.

Eric

  parent reply	other threads:[~2006-01-23 20:55 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-01-20 11:15 2.6.16-rc1-mm2 Andrew Morton
2006-01-20 11:33 ` 2.6.16-rc1-mm2 Pekka Enberg
2006-01-20 11:40   ` 2.6.16-rc1-mm2 Andrew Morton
2006-01-20 11:56     ` 2.6.16-rc1-mm2 Pekka J Enberg
2006-01-20 15:19     ` 2.6.16-rc1-mm2 Valdis.Kletnieks
2006-01-20 13:58 ` [PATCH] zone_reclaim cpus_empty needs a real variable Andy Whitcroft
2006-01-20 16:28   ` Christoph Lameter
2006-01-20 21:34   ` Andrew Morton
2006-01-20 14:05 ` 2.6.16-rc1-mm2 Dave Jones
2006-01-20 16:23 ` Iptables error [Was: 2.6.16-rc1-mm2] Jiri Slaby
2006-01-20 16:36   ` Harald Welte
2006-01-20 16:41     ` Jiri Slaby
2006-01-20 16:43     ` Benoit Boissinot
2006-01-20 16:49       ` Linus Torvalds
2006-01-20 16:58         ` Benoit Boissinot
2006-01-20 17:38           ` Benoit Boissinot
2006-01-20 16:59         ` Jiri Slaby
2006-01-20 17:02           ` Jiri Slaby
2006-01-20 17:11         ` Carlos Silva
2006-01-20 19:32         ` Harald Welte
2006-01-20 19:46           ` Iptables error David S. Miller
2006-01-21 11:05             ` Harald Welte
2006-01-20 20:02         ` David S. Miller
2006-01-23  2:03         ` Iptables error [Was: 2.6.16-rc1-mm2] Herbert Xu
2006-01-23  2:23           ` Keith Owens
2006-01-23 20:53         ` Eric W. Biederman [this message]
2006-01-20 18:13   ` Valdis.Kletnieks
2006-01-20 19:52     ` Iptables error David S. Miller
2006-01-20 21:26 ` 2.6.16-rc1-mm2: arch/arm26/kernel/fiq.c still doesn't compile Adrian Bunk
2006-01-20 21:57   ` Alexey Dobriyan
2006-01-20 23:22 ` 2.6.16-rc1-mm2 Reuben Farrelly
2006-01-21 15:14   ` 2.6.16-rc1-mm2 Ed Tomlinson
2006-01-21 16:39     ` 2.6.16-rc1-mm2 Ed Tomlinson
2006-01-21 18:45       ` 2.6.16-rc1-mm2 Barry K. Nathan
2006-01-21 21:36         ` 2.6.16-rc1-mm2 Ed Tomlinson
2006-01-21 23:57           ` 2.6.16-rc1-mm2 Barry K. Nathan
2006-01-23 12:39           ` 2.6.16-rc1-mm2 Ed Tomlinson
2006-01-27 14:53             ` 2.6.16-rc1-mm2 Jeff Garzik
     [not found]               ` <200601280846.23279.edt@aei.ca>
2006-02-04 23:43                 ` 2.6.16-rc1-mm2 (mm5 too) panics Ed Tomlinson
2006-02-24  1:57                   ` 2.6.16-rc4-mm1 & " Ed Tomlinson
2006-01-24  3:51   ` 2.6.16-rc1-mm2 Neil Brown
2006-01-23 18:41 ` 2.6.16-rc1-mm2 Serge E. Hallyn
2006-01-23 18:47   ` 2.6.16-rc1-mm2 Christoph Lameter
2006-01-23 19:32     ` 2.6.16-rc1-mm2 Serge E. Hallyn
2006-01-23 19:39       ` 2.6.16-rc1-mm2 Christoph Lameter

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