linux-kernel - Re: Linux 3.3-rc4

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Message-Id: <20120219.144947.660678318380307878.davem@davemloft.net>
Date:	Sun, 19 Feb 2012 14:49:47 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	torvalds@...ux-foundation.org
Cc:	thomas@...3r.de, raven@...maw.net, linux-kernel@...r.kernel.org
Subject: Re: Linux 3.3-rc4

From: Linus Torvalds <torvalds@...ux-foundation.org>
Date: Sun, 19 Feb 2012 10:45:26 -0800

> However, while true, x86-64 has 8-byte alignment for 'long', and
> x86-32 has 4-byte alignment. Which means that even though the
> structure layout is exactly the same, on x86-64 the *alignment* issue
> will push it out to 304 bytes.
> 
> That's just stupid. We've had that problem before. It's easy to
> overlook, but that packet is just mis-designed.

A real shame, this should have used "__aligned_u64" from the
beginning.
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