Re: [PATCH] USB: ehci: use packed,aligned(4) instead of removingthe packed attribute

From: Alan Stern
Date: Mon Jun 20 2011 - 14:39:14 EST

On Mon, 20 Jun 2011, Alexander Holler wrote:

> I see it that way: packed is needed to be sure that at least for struct
> ehci_regs there are no padding bytes inbetween the members.

But is it _really_ needed?

> It might
> work without, but that depends on the compiler (-version, architecture,
> whatever).

Have there _ever_ been _any_ combinations of compiler, version,
architecture, whatever, that had unwanted padding bytes in this

Alan Stern

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