linux-kernel - Re: [PATCH/RFC v3] introduce ARCH_CAN_UNALIGNED

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Date:	Thu, 20 Mar 2008 20:12:03 +0100
From:	Johannes Berg <johannes@...solutions.net>
To:	Harvey Harrison <harvey.harrison@...il.com>
Cc:	Sam Ravnborg <sam@...nborg.org>, Daniel Drake <dsd@...too.org>,
	Linux Kernel list <linux-kernel@...r.kernel.org>,
	linux-wireless <linux-wireless@...r.kernel.org>,
	netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH/RFC v3] introduce ARCH_CAN_UNALIGNED_ACCESS Kconfig
	symbol

> > +#ifdef CONFIG_HAVE_UNALIGNED_ACCESS_SUPPORT
> > +	skb = original skb
> > +#else
> > +	skb = copy skb
> > +#endif
> > +
> 
> Couldn't this just be made an inline in a networking header somewhere,
> instead of ifdefs in the code?

That was just an example, you might want to do other things too. If it
turns out that a similar code pattern will be used all over the place we
can then consolidate that.

johannes

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