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From: Dmitry Torokhov <dtor@vmware.com>
To: David Miller <davem@davemloft.net>
Cc: "schwab@linux-m68k.org" <schwab@linux-m68k.org>,
	"geert@linux-m68k.org" <geert@linux-m68k.org>,
	"rusty@rustcorp.com.au" <rusty@rustcorp.com.au>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-m68k@vger.kernel.org" <linux-m68k@vger.kernel.org>,
	"linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>
Subject: Re: Early crash
Date: Mon, 7 Feb 2011 11:28:30 -0800	[thread overview]
Message-ID: <20110207192830.GA23476@dtor-ws.eng.vmware.com> (raw)
In-Reply-To: <20110207.112708.193718501.davem@davemloft.net>

On Mon, Feb 07, 2011 at 11:27:08AM -0800, David Miller wrote:
> From: Dmitry Torokhov <dtor@vmware.com>
> Date: Mon, 7 Feb 2011 08:58:29 -0800
> 
> > But, theoretically speaking, nothing stops GCC to align pointers with
> > "gaps" as well? Let's say having everything (or some) aligned on
> > quadword boundary even though arch is 32 bit?
> 
> The alignment business only applies to aggregates (ie. structs and
> unions).
> 
> This has been confirmed via several weeks of expermentation with
> different GCC versions on different platforms as well.

I see. OK, then I'll prepare a patch to switch over to struct + pointer
scheme.


Thanks,

Dmitry


  reply	other threads:[~2011-02-07 19:28 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-01 20:33 Early crash (was: Re: module: show version information for built-in modules in sysfs) Geert Uytterhoeven
2011-02-01 21:09 ` Dmitry Torokhov
2011-02-01 22:03   ` Geert Uytterhoeven
2011-02-01 22:26     ` Dmitry Torokhov
2011-02-02 14:48       ` Geert Uytterhoeven
2011-02-02 19:42         ` Dmitry Torokhov
2011-02-02 22:52           ` Andreas Schwab
2011-02-02 23:59             ` Dmitry Torokhov
2011-02-03  0:10               ` Andreas Schwab
2011-02-03  0:24                 ` Dmitry Torokhov
2011-02-03 17:38                   ` Andreas Schwab
2011-02-07  8:19                   ` Dmitry Torokhov
2011-02-07  8:50                     ` Early crash David Miller
2011-02-07 16:58                       ` Dmitry Torokhov
2011-02-07 19:27                         ` David Miller
2011-02-07 19:28                           ` Dmitry Torokhov [this message]
2011-02-08  3:12                           ` Rusty Russell
2011-02-08  3:31                             ` David Miller

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