linux-kernel - Re: [PATCH 1/1] drivers: brcmaxi: provide amba axi functionality in separate module

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Message-Id: <201104011114.37940.arnd@arndb.de>
Date:	Fri, 1 Apr 2011 11:14:37 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	Jiri Slaby <jslaby@...e.cz>
Cc:	Russell King <rmk@....linux.org.uk>,
	Arend van Spriel <arend@...adcom.com>,
	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	devel@...uxdriverproject.org, gregkh@...e.de,
	linux-wireless@...r.kernel.org, Jiri Slaby <jirislaby@...il.com>
Subject: Re: [PATCH 1/1] drivers: brcmaxi: provide amba axi functionality in separate module

On Thursday 31 March 2011, Jiri Slaby wrote:
> I don't see why it couldn't like without the packed attribute. (The
> manual says packed attribute for a struct is equivalent to specifying
> packed to each member of that struct. It doesn't say anything about the
> structure alignment itself.)

To give some more background, any variable that is marked packed is
assumed to be potentially unaligned (byte aligned). If a struct
contains only members with byte alignment, it too is byte aligned.

	Arnd
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